Last data update: Apr 18, 2025. (Total: 49119 publications since 2009)
Records 1-17 (of 17 Records) |
Query Trace: Satcher Johnson A[original query] |
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Using the index of concentration at the extremes to evaluate associations of economic and Hispanic/Latino-White racial segregation with HIV outcomes among adults aged ≥ 18 years with diagnosed HIV - United States, 2021
Gant Sumner Z , Dailey A , Beer L , Dong X , Morales J , Johnson Lyons S , Satcher Johnson A . J Racial Ethn Health Disparities 2024 OBJECTIVE(S): To examine associations between Index of Concentration at the Extremes (ICE) measures (proxy for structural racism) for economic and Hispanic/Latino-White racial segregation and HIV outcomes among adults in the U.S. METHODS: Census tract-level HIV diagnoses, linkage to HIV medical care within 1 month of diagnosis (linkage), and viral suppression within 6 months of diagnosis (viral suppression) data for 2021 from the National HIV Surveillance System were used. Three ICE measures were obtained from the American Community Survey: ICEincome (income segregation), ICErace (Hispanic/Latino-White racial segregation), and ICEincome + race (Hispanic/Latino-White racialized economic segregation). Rate ratios (RRs) for HIV diagnosis and prevalence ratios (PRs) for linkage and viral suppression were used to examine differences in HIV outcomes across ICE quintiles with Quintile5 (Q5: most privileged) as reference group and adjusted by selected characteristics. RESULTS: Among the 32,529 adults, diagnosis rates were highest in Quintile1 (Q1: most deprived) for ICEincome (28.7) and ICEincome + race (28.4) and Q2 for ICErace (27.0). We also observed higher RRs in HIV diagnosis and lower PRs in linkage and viral suppression (except for ICErace for linkage) in Q1 compared to Q5. Higher RRs and lower PRs in ICE measures were observed among males (diagnosis), adults aged 18‒34 (diagnosis and linkage) and aged ≥ 45 (viral suppression), and among adults in the South (all 3 HIV outcomes). CONCLUSIONS: Barriers in access to care/treatment in more Hispanic/Latino-White racialized economic segregated communities perpetuate the disproportionate impact of HIV on the population. Removing barriers to HIV care/treatment created by systemic racism/segregation may improve HIV outcomes and reduce disparities. |
Enhancements to the National HIV Surveillance System, United States, 2013-2023
Satcher Johnson A , Peruski A , Oster AM , Balaji A , Siddiqi AE , Sweeney P , Hernandez AL . Public Health Rep 2024 333549241253092 HIV infection is monitored through the National HIV Surveillance System (NHSS) to help improve the health of people with HIV and reduce transmission. NHSS data are routinely used at federal, state, and local levels to monitor the distribution and transmission of HIV, plan and evaluate prevention and care programs, allocate resources, inform policy development, and identify and respond to rapid transmission in the United States. We describe the expanded use of HIV surveillance data since the 2013 NHSS status update, during which time the Centers for Disease Control and Prevention (CDC) coordinated to revise the HIV surveillance case definition to support the detection of early infection and reporting of laboratory data, expanded data collection to include information on sexual orientation and gender identity, enhanced data deduplication processes to improve quality, and expanded reporting to include social determinants of health and health equity measures. CDC maximized the effects of federal funding by integrating funding for HIV prevention and surveillance into a single program; the integration of program funding has expanded the use of HIV surveillance data and strengthened surveillance, resulting in enhanced cluster response capacity and intensified data-to-care activities to ensure sustained viral suppression. NHSS data serve as the primary source for monitoring HIV trends and progress toward achieving national initiatives, including the US Department of Health and Human Services' Ending the HIV Epidemic in the United States initiative, the White House's National HIV/AIDS Strategy (2022-2025), and Healthy People 2030. The NHSS will continue to modernize, adapt, and broaden its scope as the need for high-quality HIV surveillance data remains. |
Interstate mobility of people with diagnosed HIV in the United States, 2011-2019
Okello A , Song R , Hall HI , Dailey A , Satcher Johnson A . Public Health Rep 2023 333549231208488 OBJECTIVE: Assessing mobility among people with HIV is an important consideration when measuring HIV incidence, prevalence, and the care continuum in the United States. Our aims were to measure mobility among people with HIV compared with the general population and to examine factors associated with migration among people with HIV. METHODS: We calculated state-to-state move-in and move-out migration rates for 2011 through 2019 using National HIV Surveillance System data for people with HIV and using US Census data for the general population. For people with HIV, we also assessed the association between migration and HIV care outcomes. RESULTS: From 2011 through 2019, the US general population had stable migration, whereas migration rates among people with HIV fluctuated and were higher than among the general population. Among people with HIV, migration rates in 2019 were higher among people assigned male sex at birth versus female sex at birth, among people aged ≤24 years versus ≥25 years, among people with HIV infection attributed to male-to-male sexual contact versus other transmission categories, and among non-Hispanic Other people (ie, American Indian or Alaska Native, Asian, Native Hawaiian or Other Pacific Islander, or multiple races) versus Hispanic, non-Hispanic Black, and non-Hispanic White people. Receipt of HIV medical care (90.3% vs 75.5%) and achieving viral suppression (72.1% vs 65.3%) were higher among people with HIV who migrated versus those who did not. CONCLUSIONS: People with HIV in the United States are more mobile than the general population. Determining the mobility of people with HIV can help with strategic allocation of HIV prevention and care resources. |
The associations of income and Black-White racial segregation with HIV outcomes among adults aged 18 years-United States and Puerto Rico, 2019
Gant Z , Dailey A , Hu X , Song W , Beer L , Johnson Lyons S , Denson DJ , Satcher Johnson A . PLoS One 2023 18 (9) e0291304 OBJECTIVE(S): To examine associations between Index of Concentration at the Extremes (ICE) measures for economic and racial segregation and HIV outcomes in the United States (U.S.) and Puerto Rico. METHODS: County-level HIV testing data from CDC's National HIV Prevention Program Monitoring and Evaluation and census tract-level HIV diagnoses, linkage to HIV medical care, and viral suppression data from the National HIV Surveillance System were used. Three ICE measures of spatial polarization were obtained from the U.S. Census Bureau's American Community Survey: ICEincome (income segregation), ICErace (Black-White racial segregation), and ICEincome+race (Black-White racialized economic segregation). Rate ratios (RRs) for HIV diagnoses and prevalence ratios (PRs) for HIV testing, linkage to care within 1 month of diagnosis, and viral suppression within 6 months of diagnosis were estimated with 95% confidence intervals (CIs) to examine changes across ICE quintiles using the most privileged communities (Quintile 5, Q5) as the reference group. RESULTS: PRs and RRs showed a higher likelihood of testing and adverse HIV outcomes among persons residing in Q1 (least privileged) communities compared with Q5 (most privileged) across ICE measures. For HIV testing percentages and diagnosis rates, across quintiles, PRs and RRs were consistently greatest for ICErace. For linkage to care and viral suppression, PRs were consistently lower for ICEincome+race. CONCLUSIONS: We found that poor HIV outcomes and disparities were associated with income, racial, and economic segregation as measured by ICE. These ICE measures contribute to poor HIV outcomes and disparities by unfairly concentrating certain groups (i.e., Black persons) in highly segregated and deprived communities that experience a lack of access to quality, affordable health care. Expanded efforts are needed to address the social/economic barriers that impede access to HIV care among Black persons. Increased partnerships between government agencies and the private sector are needed to change policies that promote and sustain racial and income segregation. |
Non-linkage to care and non-viral suppression among Hispanic/Latino persons by birthplace and social vulnerability-United States, 2021
Morales JA , Gant Sumner Z , Hu X , Johnson Lyons S , Satcher Johnson A . J Racial Ethn Health Disparities 2024 BACKGROUND: Assessing individual- and community-level factors may help to explain differences among Hispanic/Latino adults with diagnosed HIV not linked to care and without viral suppression in the United States. METHODS: We analyzed CDC's National HIV Surveillance System data among Hispanic/Latino persons aged ≥ 18 years with HIV diagnosed during 2021 in 47 states and the District of Columbia and linked cases via census tracts to the CDC/ATSDR's Social Vulnerability Index (SVI). Adjusted prevalence ratios and 95% confidence intervals for non-linkage to care and non-viral suppression were estimated using Poisson regression model. RESULTS: Among 5,056 Hispanic/Latino adults with HIV diagnosed in 2021, 51.5% were born in the United States, 17.3% in Mexico, 9.2% in Central America, 11.1% in South America, 1.8% in Puerto Rico, 6.8% in Cuba, and 2.4% in the Caribbean. Compared with U.S.-born Hispanic/Latino adults, those born in Mexico and South America had a lower prevalence of non-linkage to care. Hispanic/Latino adults born in Mexico, South America, and the Caribbean (excluding Puerto Rico and Cuba) had a lower prevalence of non-viral suppression, compared with those born in the United States. No significant differences were observed among SVI quartiles for either care outcome. CONCLUSION: This study aimed to challenge the narrow perspective on HIV care outcomes by examining the impact of birthplace and social vulnerability among Hispanic/Latino adults. To increase HIV care and prevention among Hispanic/Latino persons, research must evaluate health disparities within the group, and efforts are needed to better understand and tailor interventions within the diverse Hispanic/Latino population. |
Linkage to HIV medical care and social determinants of health among adults with diagnosed HIV infection in 41 states and the District of Columbia, 2017
Gillot M , Gant Z , Hu X , Satcher Johnson A . Public Health Rep 2021 137 (5) 333549211029971 OBJECTIVES: To reduce the number of new HIV infections and improve HIV health care outcomes, the social conditions in which people live and work should be assessed. The objective of this study was to describe linkage to HIV medical care by selected demographic characteristics and social determinants of health (SDH) among US adults with HIV at the county level. METHODS: We used National HIV Surveillance System data from 42 US jurisdictions and data from the American Community Survey to describe differences in linkage to HIV medical care among adults aged ≥18 with HIV infection diagnosed in 2017. We categorized SDH variables into higher or lower levels of poverty (where <13% or ≥13% of the population lived below the federal poverty level), education (where <13% or ≥13% of the population had <high school diploma), and health insurance coverage (where <12% or ≥12% of the population lacked health insurance). We calculated prevalence ratios (PRs) and 95% CIs. RESULTS: Of 33 204 adults with HIV infection diagnosed in 2017, 78.4% were linked to HIV medical care ≤1 month after diagnosis. Overall, rates of linkage to care were significantly lower among men and women living in counties with higher versus lower poverty (PR = 0.96; 95% CI, 0.94-0.97), with lower versus higher health insurance coverage (PR = 0.93; 95% CI, 0.92-0.94), and with lower versus higher education levels (PR = 0.97; 95% CI, 0.96-0.98). CONCLUSIONS: Increasing health insurance coverage and addressing economic and educational disparities would likely lead to better HIV care outcomes in these areas. |
Geographic Differences and Social Determinants of Health Among People With HIV Attributed to Injection Drug Use, United States, 2017
Jin C , Nwangwu-Ike N , Gant Z , Johnson Lyons S , Satcher Johnson A . Public Health Rep 2021 137 (3) 333549211007168 OBJECTIVE: People who inject drugs are among the groups most vulnerable to HIV infection. The objective of this study was to describe differences in the geographic distribution of HIV diagnoses and social determinants of health (SDH) among people who inject drugs (PWID) who received an HIV diagnosis in 2017. METHODS: We used data from the National HIV Surveillance System (NHSS) to determine the counts and percentages of PWID aged ≥18 with HIV diagnosed in 2017. We combined these data with data from the US Census Bureau's American Community Survey at the census tract level to examine regional, racial/ethnic, and population-area-of-residence differences in poverty status, education level, income level, employment status, and health insurance coverage. RESULTS: We observed patterns of disparity in HIV diagnosis counts and SDH among the 2666 PWID with a residential address linked to a census tract, such that counts of HIV diagnosis increased as SDH outcomes became worse. The greatest proportion of PWID lived in census tracts where ≥19% of the residents lived below the federal poverty level, ≥18% of the residents had <high school diploma, the median annual household income was <$40 000, and ≥16% of the residents did not have health insurance or a health coverage plan. CONCLUSION: To our knowledge, our study is the first large-scale, census tract-level study to describe SDH among PWID with diagnosed HIV in the United States. The findings of substantial disparities in SDH among people with HIV infection attributed to injection drug use should be further examined. Understanding the SDH among PWID is crucial to reducing disparities in HIV diagnoses in this population. |
A census tract-level examination of differences in social determinants of health among people with HIV, by race/ethnicity and geography, United States and Puerto Rico, 2017
Johnson Lyons S , Gant Z , Jin C , Dailey A , Nwangwu-Ike N , Satcher Johnson A . Public Health Rep 2021 137 (2) 278-290 OBJECTIVE: Social and structural factors, referred to as social determinants of health (SDH), create pathways or barriers to equitable sexual health, and information on these factors can provide critical insight into rates of diseases such as HIV. Our objectives were to describe and identify differences, by race/ethnicity and geography, in SDH among adults with HIV. METHODS: We conducted an ecological study to explore SDH among people with HIV diagnosed in 2017, by race/ethnicity and geography, at the census-tract level in the United States and Puerto Rico. We defined the least favorable SDH as the following: low income (<$40 000 in median annual household income), low levels of education (≥18% of residents have <high school diploma), high levels of poverty (≥19% of residents live below the federal poverty level), unemployment (≥6% of residents in the workface do not have a job), lack of health insurance (≥16% of residents lack health insurance), and vacant housing (≥15% of housing units are vacant). RESULTS: HIV diagnosis rates increased 1.4 to 4.0 times among men and 1.5 to 5.5 times among women as census-tract poverty levels increased, education levels decreased, income decreased, unemployment increased, lack of health insurance increased, and vacant housing increased. Among racial/ethnic groups by region and SDH, we observed higher HIV diagnosis rates per 100 000 population among non-Hispanic Black (49.6) and non-Hispanic White (6.5) adults in the South and among Hispanic/Latino (27.4) adults in the Northeast than in other regions. We observed higher HIV diagnosis rates per 100 000 population among non-Hispanic Black (44.3) and Hispanic/Latino (21.1) adults than among non-Hispanic White (5.1) adults. CONCLUSION: Our findings highlight the importance of SDH in HIV infection and support the need for effective, targeted local interventions to specific populations based on HIV diagnoses and prevalence to prevent infection and reduce racial/ethnic disparities. |
Epidemiology of HIV in the USA: epidemic burden, inequities, contexts, and responses
Sullivan PS , Satcher Johnson A , Pembleton ES , Stephenson R , Justice AC , Althoff KN , Bradley H , Castel AD , Oster AM , Rosenberg ES , Mayer KH , Beyrer C . Lancet 2021 397 (10279) 1095-1106 The HIV epidemic in the USA began as a bicoastal epidemic focused in large cities but, over nearly four decades, the epidemiology of HIV has changed. Public health surveillance data can inform an understanding of the evolution of the HIV epidemic in terms of the populations and geographical areas most affected. We analysed publicly available HIV surveillance data and census data to describe: current HIV prevalence and new HIV diagnoses by region, race or ethnicity, and age; trends in HIV diagnoses over time by HIV acquisition risk and age; and the distribution of HIV prevalence by geographical area. We reviewed published literature to explore the reasons for the current distribution of HIV cases and important disparities in HIV prevalence. We identified opportunities to improve public health surveillance systems and uses of data for planning and monitoring public health responses. The current US HIV epidemic is marked by geographical concentration in the US South and profound disparities between regions and by race or ethnicity. Rural areas vary in HIV prevalence; rural areas in the South are more likely to have a high HIV prevalence than rural areas in other US Census regions. Ongoing disparities in HIV in the South are probably driven by the restricted expansion of Medicaid, health-care provider shortages, low health literacy, and HIV stigma. HIV diagnoses overall declined in 2009-18, but HIV diagnoses among individuals aged 25-34 years increased during the same period. HIV diagnoses decreased for all risk groups in 2009-18; among men who have sex with men (MSM), new diagnoses decreased overall and for White MSM, remained stable for Black MSM, and increased for Hispanic or Latino MSM. Surveillance data indicate profound and ongoing disparities in HIV cases, with disproportionate impact among people in the South, racial or ethnic minorities, and MSM. |
Geographic differences in social determinants of health among US-born and non-US-born Hispanic/Latino adults with diagnosed HIV infection, United States and Puerto Rico, 2017
Gant Z , Johnson Lyons S , Jin C , Dailey A , Nwangwu-Ike N , Satcher Johnson A . Public Health Rep 2021 136 (6) 685-698 OBJECTIVE: HIV disproportionately affects Hispanic/Latino people in the United States, and factors other than individual attributes may be contributing to these differences. We examined differences in the distribution of HIV diagnosis and social determinants of health (SDH) among US-born and non-US-born Hispanic/Latino adults in the United States and Puerto Rico. METHODS: We used data reported to the Centers for Disease Control and Prevention's National HIV Surveillance System (NHSS) to determine US census tract-level HIV diagnosis rates and percentages among US-born and non-US-born Hispanic/Latino adults aged ≥18 for 2017. We merged data from the US Census Bureau's American Community Survey with NHSS data to examine regional differences in federal poverty level, education, median household income, employment, and health insurance coverage among 8648 US-born (n = 3328) and non-US-born (n = 5320) Hispanic/Latino adults. RESULTS: A comparison of US-born and non-US-born men by region showed similar distributions of HIV diagnoses. The largest percentages occurred in census tracts where ≥19% of residents lived below the federal poverty level, ≥18% did not finish high school, the median household income was <$40 000 per year, ≥6% were unemployed, and ≥16% did not have health insurance. A comparison of US-born and non-US-born women by region showed similar distributions. CONCLUSION: The findings of higher numbers of HIV diagnoses among non-US-born Hispanic/Latino adults than among US-born Hispanic/Latino adults, regional similarities in patterns of SDH and HIV percentages and rates, and Hispanic/Latino adults faring poorly in each SDH category are important for understanding SDH barriers that may be affecting Hispanic/Latino adults with HIV in the United States. |
Sexually transmitted infections among US women and men: Prevalence and incidence estimates, 2018
Kreisel KM , Spicknall IH , Gargano JW , Lewis FM , Lewis RM , Markowitz LE , Roberts H , Satcher Johnson A , Song R , St Cyr SB , Weston EJ , Torrone EA , Weinstock HS . Sex Transm Dis 2021 48 (4) 208-214 BACKGROUND: The most recent estimates of the number of prevalent and incident sexually transmitted infections (STIs) in the United States (US) were for 2008. We provide updated estimates for 2018 using new methods. METHODS: We estimated the total number of prevalent and incident infections in the US for eight STIs: chlamydia, gonorrhea, trichomoniasis, syphilis, genital herpes, human papillomavirus (HPV), sexually transmitted hepatitis B, and sexually transmitted HIV. Updated per capita prevalence and incidence estimates for each STI were multiplied by the 2018 full resident population estimates to calculate the number of prevalent and incident infections. STI-specific estimates were combined to generate estimates of the total number of prevalent and incident STIs overall, and by gender and age group. Primary estimates are represented by medians and uncertainty intervals are represented by the 25th (Q1) and 75th (Q3) percentiles of the empirical frequency distributions of prevalence and incidence for each STI. RESULTS: In 2018, there were an estimated 67.6 (Q1=66.6, Q3=68.7) million prevalent and 26.2 (Q1=24.0, Q3=28.7) million incident STIs in the US. Chlamydia, trichomoniasis, genital herpes, and HPV comprised 97.6% of all prevalent and 93.1% of all incident STIs. Persons aged 15-24 years comprised 18.6% (12.6 million) of all prevalent infections; however, they comprised 45.5% (11.9 million) of all incident infections. CONCLUSIONS: The burden of STIs in the US is high. Almost half of incident STIs occurred in persons aged 15-24 years in 2018. Focusing on this population should be considered essential for national STI prevention efforts. |
Kaposi Sarcoma Rates Among Persons Living With Human Immunodeficiency Virus in the United States: 2008-2016.
Luo Q , Satcher Johnson A , Hall HI , Cahoon EK , Shiels M . Clin Infect Dis 2020 73 (7) e2226-e2233 ![]() BACKGROUND: Recent studies have suggested that Kaposi sarcoma (KS) rates might be increasing in some racial/ethnic groups, age groups, and US regions. We estimated recent US trends in KS incidence among people living with human immunodeficiency virus (HIV; PLWH). METHODS: Incident KS patients aged 20-59 years were obtained from 36 cancer registries and assumed to be living with HIV. The number of PLWH was obtained from national HIV surveillance data from 2008 to 2016. Age-standardized KS rates and annual percent changes (APCs) in rates were estimated by age, sex, race/ethnicity, state, and region. RESULTS: Between 2008 and 2016, the age-adjusted KS rate among PLWH was 116/100 000. Rates were higher among males, in younger age groups, and among white PLWH. Washington, Maine, and California had the highest KS rates among PLWH. KS rates among PLWH decreased significantly (average APC = -3.2% per year, P < .001) from 136/100 000 to 97/100 000 between 2008 and 2016. There were no statistically significant increases in KS rates in any age, sex, or racial/ethnic group or in any geographic region or state. However, there were nondecreasing trends in some states and in younger age groups, primarily among black PLWH. CONCLUSIONS: KS incidence rates among PLWH have decreased nationally between 2008 and 2016. Though there were no statistically significant increases in KS rates in any demographic or geographic group, nondecreasing/stagnant KS trends in some states and among younger and black PLWH highlight the need for early diagnosis and treatment of HIV infection. |
Trajectories of and disparities in HIV prevalence among Black, white, and Hispanic/Latino men who have sex with men in 86 large U.S. Metropolitan Statistical Areas, 1992-2013
Williams LD , Stall R , Tempalski B , Jefferson K , Smith J , Ibragimov U , Hall HI , Satcher Johnson A , Wang G , Purcell DW , Cooper HLF , Friedman SR . Ann Epidemiol 2020 54 52-63 The challenges of producing adequate estimates of HIV prevalence among men who have sex with men (MSM) are well known. Among them are accurately estimating MSM population size and obtaining HIV testing data from unbiased samples. Previous research has produced rigorous estimates of HIV prevalence among MSM in specific geographic locations (e.g., large cities with large populations of MSM), or for a broader range of locations, but only over a relatively short period of time (e.g., one year). No one, to our knowledge, has published annual estimates of HIV prevalence among MSM over an extended period of time and across a wide range of geographic areas. This is an important gap in the literature, given that this information is needed to identify multi-level predictors of change over time in HIV prevalence among MSM and to help target resources to high-need areas - a national priority. This paper integrates data from numerous sources: Centers for Disease Control and Prevention's (CDC) National HIV Surveillance System and National HIV Prevention Monitoring and Evaluation data; estimates of 1992 MSM population size and HIV prevalence and incidence among MSM by Holmberg, 1997; and estimates of HIV among MSM from published literature using 1992-2013 data. It applies multilevel modeling to these data to estimate and validate trajectories of HIV prevalence among MSM from 1992-2013 for 86 of the largest metropolitan statistical areas (MSAs) in the United States. Our estimates indicate that, consistently, HIV prevalence among MSM increased during this time period in each MSA, from an across-MSA mean of 11% in 1992 to 20% in 2013 (with slightly smaller increases among MSAs with the initially-largest HIV burden among MSM; S.D. across all years = 3.5%). Our estimates by racial/ethnic subgroups of MSM suggest higher mean HIV prevalence among minority (Black and Hispanic/Latino) MSM than among white MSM across all years and geographic regions. The consistent increases found in HIV prevalence among all MSM are likely primarily attributable to decreases in mortality among HIV-positive MSM, and are likely secondarily attributable to increasing HIV incidence among racial/ethnic minority subpopulations of MSM. Future research is needed to confirm that these are in fact the factors driving the increases in HIV prevalence observed in our estimates. If so, without detracting from HIV prevention efforts targeting MSM, new healthcare initiatives may be needed which focus on targeted HIV prevention efforts among racial/ethnic minority MSM and on training healthcare providers to address cross-cutting health challenges of increased longevity among HIV-positive MSM populations. |
The epidemiology of HIV among people born outside the United States, 2010-2017
Kerani RP , Satcher Johnson A , Buskin SE , Rao D , Golden MR , Hu X , Hall HI . Public Health Rep 2020 135 (5) 611-620 OBJECTIVE: Although some studies have reported a higher incidence of HIV infection among non-US-born people than among US-born people, national data on this topic are scarce. We compared the epidemiology of HIV infection between US-born and non-US-born residents of the United States and examined the characteristics of non-US-born people with diagnosed HIV infection by region of birth (ROB). METHODS: We used a cross-sectional study design to produce national, population-based data describing HIV infection among US-born and non-US-born people. We analyzed National HIV Surveillance System data for people with HIV infection diagnosed during 2010-2017 and reported to the Centers for Disease Control and Prevention (CDC). We compared data on demographic characteristics, transmission risk category, and stage 3 infection (AIDS) classification within 3 months of HIV diagnosis, by nativity and ROB. RESULTS: During 2010-2017, 328 317 children and adult US residents were diagnosed with HIV infection and were reported to CDC: 214 973 (65.5%) were US-born, 50 301 (15.3%) were non-US-born, and 63 043 (19.2%) were missing data on country of birth. After adjusting for missing country of birth, 266 147 (81.1%) people were US-born and 62 170 (18.9%) were non-US-born. This group accounted for 15 928 of 65 645 (24.2%) HIV diagnoses among girls and women and 46 242 of 262 672 (17.6%) HIV diagnoses among boys and men. A larger percentage of non-US-born people than US-born people had stage 3 infection (AIDS) at HIV diagnosis (31.2% vs 23.9%). Among non-US-born people with HIV diagnoses, 19 876 (39.5%) resided in the South. CONCLUSIONS: Characterizing non-US-born people with HIV infection is essential for developing effective HIV interventions, particularly in areas with large immigrant populations. |
Trends over time in HIV prevalence among people who inject drugs in 89 large US metropolitan statistical areas, 1992-2013
Williams LD , Ibragimov U , Tempalski B , Stall R , Satcher Johnson A , Wang G , Cooper HLF , Friedman SR . Ann Epidemiol 2020 45 12-23 Purpose: After years of stable or declining HIV prevalence and declining incidence among people who inject drugs (PWID) in the United States, some rapidly emerging outbreaks have recently occurred in new areas (e.g., Scott County, Indiana). However, to our knowledge, trends over time in HIV prevalence among PWID in US metropolitan statistical areas (MSAs) across all major regions of the country have not been systematically estimated beyond 2002, and the extent to which HIV prevalence may be increasing in other areas is largely unknown. This article estimates HIV prevalence among PWID in 89 of the most populated US MSAs, both overall and by geographic region, using more recent surveillance and HIV testing data. Method(s): We computed MSA-specific annual estimates of HIV prevalence (both diagnosed and undiagnosed infections) among PWID for these 89 MSAs, for 1992-2013, using several data series from the Centers for Disease Control and Prevention's (CDC) National HIV Surveillance System and National HIV Prevention Monitoring and Evaluation data; Holmberg's (1997) estimates of 1992 PWID population size and of HIV prevalence and incidence among PWID; and research estimates from published literature using 1992-2013 data. A mixed effects model, with time nested within MSAs, was used to regress the literature review estimates on all of the other data series. Multiple imputation was used to address missing data. Resulting estimates were validated using previous 1992-2002 estimates of HIV prevalence and data on antiretroviral (ARV) prescription volumes and examined for patterns based on geographic region, numbers of people tested for HIV, and baseline HIV prevalence. Result(s): Mean (across all MSAs) trends over time suggested decreases through 2002 (from approximately 11.4% in 1992 to 9.2% in 2002), followed by a period of stability, and steep increases after 2010 (to 10.6% in 2013). Validation analyses found a moderate positive correlation between our estimates and ARV prescription volumes (r = 0.45), and a very strong positive correlation (r = 0.94) between our estimates and previous estimates by Tempalski et al. (2009) for 1992-2002 (which used different methods). Analysis by region and baseline prevalence suggested that mean increases in later years were largely driven by MSAs in the Western United States and by MSAs in the Midwest that had low baseline prevalence. Our estimates suggest that prevalence decreased across all years in the Eastern United States. These trends were particularly clear when MSAs with very low numbers of people tested for HIV were removed from analyses to reduce unexplained variability in mean trajectories. Conclusion(s): Our estimates suggest a fairly large degree of variation in 1992-2013 trajectories of PWID HIV prevalence among 89 US MSAs, particularly by geographic region. They suggest that public health responses in many MSAs (particularly those with larger HIV prevalence among PWID in the early 1990s) were sufficient to decrease or maintain HIV prevalence over time. However, future research should investigate potential factors driving the estimated increase in prevalence after 2002 MSAs in the West and Midwest. These findings have potentially important implications for program and/or policy decisions, but estimates for MSAs with low HIV testing denominators should be interpreted with caution and verified locally before planning action. |
Factors associated with state variation in mortality among persons living with diagnosed HIV infection
Krueger AL , Van Handel M , Dietz PM , Williams WO , Satcher Johnson A , Klein PW , Cohen S , Mandsager P , Cheever LW , Rhodes P , Purcell DW . J Community Health 2019 44 (5) 963-973 In the United States, the all-cause mortality rate among persons living with diagnosed HIV infection (PLWH) is almost twice as high as among the general population. We aimed to identify amendable factors that state public health programs can influence to reduce mortality among PLWH. Using generalized estimating equations (GEE), we estimated age-group-specific models (24-34, 35-54, >/= 55 years) to assess the association between state-level mortality rates among PLWH during 2010-2014 (National HIV Surveillance System) and amendable factors (percentage of Ryan White HIV/AIDS Program (RWHAP) clients with viral suppression, percentage of residents with healthcare coverage, state-enacted anti-discrimination laws index) while controlling for sociodemographic nonamendable factors. Controlling for nonamendable factors, states with 5% higher viral suppression among RWHAP clients had a 3-5% lower mortality rates across all age groups [adjusted Risk Ratio (aRR): 0.95, 95% Confidence Interval (CI): 0.92-0.99 for 24-34 years, aRR: 0.97, 95%CI: 0.94-0.99 for 35-54 years, aRR: 0.96, 95%CI: 0.94-0.99 for >/= 55 years]; states with 5% higher health care coverage had 4-11% lower mortality rate among older age groups (aRR: 0.96, 95%CI: 0.93-0.99 for 34-54 years; aRR: 0.89, 95%CI: 0.81-0.97 for >/= 55 years); and having laws that address one additional area of anti-discrimination was associated with a 2-3% lower mortality rate among older age groups (aRR: 0.98, 95%CI: 0.95-1.00 for 34-54 years; aRR: 0.97, 95%CI: 0.94-0.99 for >/= 55 years). The mortality rate among PLWH was lower in states with higher levels of residents with healthcare coverage, anti-discrimination laws, and viral suppression among RWHAP clients. States can influence these factors through programs and policies. |
Timing of linkage to care after HIV diagnosis and time to viral suppression
Hall HI , Tang T , Satcher Johnson A , Espinoza L , Harris N , McCray E . J Acquir Immune Defic Syndr 2016 72 (2) e57-60 One of the goals of the National HIV/AIDS Strategy for the United States is to increase access to care and improve health outcomes for people living with HIV [1,2]. A key strategy to achieve this goal is to ensure that people are linked to care soon after they are diagnosed with HIV. Prompt linkage to care after HIV diagnosis allows early initiation of HIV treatment, which is associated with reduced morbidity, mortality and transmission of the virus [3,4]. With the updated HIV Strategy released in 2015, the time for prompt linkage to care has been reduced to 1 month from the 3-month timeframe in the previous indicator; with a target that by 2020, at least 85% of persons who receive a diagnosis of HIV infection are linked to HIV medical care within one month of their HIV diagnosis [1,2]. | To assess the benefits of monitoring the new timeframe for linkage to HIV care, we analyzed data from the National HIV Surveillance System to determine the relation of linkage to care within 1 month vs. 3 months with time to viral suppression among persons who received a diagnosis of HIV infection during 2010–2011. Data were available from 14 U.S. jurisdictions with complete reporting of HIV-related laboratory test results during 2010–2013. Linkage to care was defined as ≥1 CD4 or viral load test result in the specified time period. Kaplan-Meier survival analyses were conducted to determine time to viral suppression (first viral load ≤200 copies/mL) and percentage with a suppressed viral load at 12 and 24 months after HIV diagnosis. While surveillance data represent a census of persons living with HIV, we applied the Wilcoxon signed-rank test to assess differences in time to viral suppression between those linked to care within 1 month vs. those linked within 2–3 months as the 14 jurisdictions constitute a convenience sample for the United States. | Among 26,026 persons who received a diagnosis of HIV infection during 2010–2011, 20,572 (79.0%) were linked to care within 3 months after diagnosis. Among these, 81.7% were linked to care within 1 month. Among persons linked to care within 3 months after diagnosis (including those linked within 1 month), the mean time to viral suppression was 15.9 months, with 63.6% achieving viral suppression within 12 months after diagnosis and 75.5% achieving viral suppression within 24 months (Table). |
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