Last data update: Dec 02, 2024. (Total: 48272 publications since 2009)
Records 1-5 (of 5 Records) |
Query Trace: Ivy W 3rd[original query] |
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Changes in characteristics and behavior among African American men who have sex with men and women in the context of reductions in HIV diagnoses among women
Ivy W3rd , Paz-Bailey G . AIDS Behav 2019 24 (3) 960-966 Men who have sex with men and women (MSMW) connect lower prevalence populations of women to higher prevalence populations of men who have sex with men only. We hypothesize that HIV testing and treatment among MSMW have increased in recent years, and this increase can help explain the declining rates of new HIV diagnoses among African American women. We analyzed data from 2008, 2011, and 2014 of the National HIV Behavioral Surveillance system. African American men who have sex with men (MSM) were surveyed from 19 United States cities using venue-based sampling and tested for HIV infection. We used generalized estimating equations, using year of survey as an independent variable, adjusting for age, to determine differences for selected outcomes regarding healthcare and risk behaviors over time. Among the 1299 African American MSMW interviewed, significant increases were observed in the percent of men who had an HIV test in the previous 12 months (2008: 54%, 2011: 69%, and 2014: 68%, p-value < 0.001). Among HIV-positive men, the percentage of men who were aware of their infection at the time of the interview increased significantly over time (26, 35, and 48%, p-value = 0.002). Among those men, the percentage who reported currently being on antiretroviral therapy also increased significantly over time (46, 69, and 72%, p-value = 0.050). The percentage of men reporting high-risk sexual risk behaviors increased or remained stable. Our findings support the hypothesis that HIV testing and treatment has increased among African American MSM from 2008 to 2014. Additional research is needed to fully explore the population-level impact it has on HIV transmission among women. |
Reductions in HIV diagnoses among African American women: A search for explanations
Ivy W 3rd , Nwangwu-Ike N , Paz-Bailey G . J Acquir Immune Defic Syndr 2017 75 Suppl 3 S253-s260 BACKGROUND: African American women experienced a 46% reduction in the rate of HIV diagnoses from 56.0 in 2008, to 30.0 in 2014 (per 100,000). The reasons for this decrease are unknown; however, we hypothesize that improvements in socioeconomic status, health care access, and risk behaviors may have contributed to this reduction. METHODS: We analyzed data from 2006, 2010, and 2013 of the National HIV Behavioral Surveillance system. African American women living at or below poverty were surveyed from 19 United States cities using respondent-driven and venue-based sampling, and tested for HIV infection. We used generalized estimating equations to determine differences for selected outcomes regarding health care and risk behaviors over time. RESULTS: Among 11,065 women, we found increases in the percentage of women who reported having a recent HIV test (P value = 0.0002); having health insurance (P < 0.0001); and recently visiting a health care provider (P < 0.0001). Being unemployed declined significantly (P = 0.0057), as did reporting recent injection drug use (P < 0.0001). Crack use declined among women aged 25-44 years (P < 0.0001). However, reporting condomless vaginal sex at last sex (P = 0.0268), condomless anal sex at last sex (P = 0.6462), or 3 or more sex partners in the past 12 months (P = 0.5449) remained stable. DISCUSSION: Enhanced health care access and socioeconomic status and reductions in drug use may have contributed to the declines in HIV diagnoses among African American women in the United States. |
Notes from the field: Ebola virus disease response activities during a mass displacement event after flooding - Freetown, Sierra Leone, September-November, 2015
Ratto J , Ivy W 3rd , Purfield A , Bangura J , Omoko A , Boateng I , Duffy N , Sims G , Beamer B , Pi-Sunyer T , Kamara S , Conteh S , Redd J . MMWR Morb Mortal Wkly Rep 2016 65 (7) 188-189 Since the start of the Ebola virus disease (Ebola) outbreak in West Africa, Sierra Leone has reported 8,706 confirmed Ebola cases and 3,956 deaths (1). During September 15-16, 2015, heavy rains flooded the capital, Freetown, resulting in eight deaths, home and property destruction, and thousands of persons in need of assistance (2). By September 27, approximately 13,000 flood-affected persons registered for flood relief services from the government (3). On September 17, two stadiums in Freetown were opened to provide shelter and assistance to flood-affected residents; a total of approximately 3,000 persons stayed overnight in both stadiums (Sierra Leone Ministry of Health and Sanitation, personal communication, September 2015). On the same day the stadiums were opened to flood-affected persons, the Ministry of Health and Sanitation (MoHS) and Western Area Ebola Response Center (WAERC) staff members from CDC, the World Health Organization (WHO), and the African Union evaluated the layout, logistics, and services at both stadiums and identified an immediate need to establish Ebola response activities. The patient in the last Ebola case in the Western Area, which includes Freetown, had died 37 days earlier, on August 11; however, transmission elsewhere in Sierra Leone was ongoing, and movement of persons throughout the country was common (4,5). |
Cancer among children with perinatal exposure to HIV and antiretroviral medications - New Jersey, 1995 - 2010
Ivy W 3rd , Nesheim SR , Paul S , Ibrahim A , Chan M , Niu X , Lampe MA . J Acquir Immune Defic Syndr 2015 70 (1) 62-6 BACKGROUND: Concerns remain regarding the cancer risk associated with perinatal ARV exposure among infants. No excessive cancer risk has been found in short-term studies. METHOD: Children born to HIV-infected women (HIV-exposed) in New Jersey from 1995 to 2008 were identified through the Enhanced HIV/AIDS Reporting System (eHARS) and cross-referenced with data from the New Jersey State Cancer Registry to identify new cases of cancer among children who were perinatally exposed to ARV. Matching of individuals in eHARS to the New Jersey State cancer registry was conducted based on name, birthdate, Social Security number, residential address, and sex using AUTOMATCH. Age- and sex-standardized incidence ratio (SIR) and exact 95% confidence intervals (CI) were calculated using New Jersey (1979-2005) and United States (1999-2009) cancer rates. RESULTS: Among 3,087 children (29,099 person-years; 9.8 years median follow-up), four were diagnosed with cancer. Cancer incidence among HIV-exposed children who were not exposed to ARV prophylaxis (22.5 per 100,000 person-years) did not differ significantly from the incidence among children who were exposed to any perinatal ARV prophylaxis (14.3 per 100,000 person-years). Furthermore, the number of cases observed among individuals exposed to ARV did not differ significantly from cases expected based on state (SIR = 1.21; 95% CI, 0.25-3.54) and national (SIR = 1.27; 95% CI, 0.26-3.70) reference rates. CONCLUSION: Our findings are reassuring that current use of ARV for perinatal HIV prophylaxis does not increase cancer risk. We found no evidence to alter the current federal guidelines of 2014 that recommend ARV prophylaxis of HIV-exposed infants. |
Premastication as a route of pediatric HIV transmission: case-control and cross-sectional investigations: pediatric HIV risk via premastication
Ivy W 3rd , Dominguez KL , Rakhmanina NY , Iuliano AD , Danner SP , Borkowf CB , Denson AP , Gaur AH , Mitchell CD , Henderson SL , Paul ME , Barton T , Herbert-Grant M , Hader SL , Garcia EP , Malachowski JL , Nesheim SR . J Acquir Immune Defic Syndr 2011 59 (2) 207-12 BACKGROUND: Three cases of pediatric HIV transmission attributed to the feeding practice of premasticating food for children have been reported. The degree of risk that premastication poses for pediatric HIV transmission and the prevalence of this behavior among HIV-infected caregivers is unknown. METHODS: During December 2009-February 2010, we conducted a case-control investigation of late-diagnosed HIV infection in children at six HIV clinics, using in-person and telephone interviews. A cross-sectional investigation of premastication was conducted in concert with this case-control investigation. RESULTS: We compared 11 case-patients to 35 HIV-exposed controls of similar age. Sixteen (35%) of 46 children were fed premasticated food, 10 (22%) by an HIV-infected caregiver. Twenty-seven percent of case-patients received premasticated food from an HIV-infected caregiver compared to 20% of controls (odds ratio = 1.5; 95% confidence interval = 0.3 - 7.1). In the cross-sectional investigation, 48 (31%) of 154 primary caregivers of children aged ≥6 months reported the children received premasticated food from themselves or someone else. The prevalence of premastication decreased with increasing caregiver age, and had been used to feed children aged 1-36 months. CONCLUSIONS: Premastication, a potential route of HIV transmission to children, was a common practice of caregivers. Public health officials and healthcare providers should educate the public about the potential risk of disease transmission via premastication. |
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