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24 result(s) for "Zelenev, Alexei"
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Comparing the brief Holistic Health for HIV (3H+) to the Holistic Health Recovery Program (HHRP+) among people with HIV and opioid use disorder: Results from a randomized, controlled non-inferiority trial
Few evidence-based interventions have been widely adopted in common clinical settings, particularly for opioid-dependent people with HIV (PWH) seeking drug treatment. We developed a brief evidence-based intervention, Holistic Health for HIV (3H+), specifically for ease of implementation and integration within drug treatment settings. In this study, we compared 3H+ to the gold standard, Holistic Health Recovery Program (HHRP+) using a non-inferiority trial. Between 2012 and 2017, 106 participants were randomly assigned to either the brief 3H+ intervention or the gold standard HHRP+. HIV treatment (ART adherence, viral suppression) and risk behaviors (sharing injection equipment, condom use) were compared between the two arms at baseline, end-of-intervention (EOI-12 weeks) and at follow-up (24 weeks). Average treatment effect was calculated based on the difference-in-difference (DID) estimator and a non-parametric bootstrap was used to assess non-inferiority. At the 12-week EOI point, 3H+ was found to be non-inferior to HHRP+ with respect to multiple outcomes: percent sharing syringes and needles (DID:1.4, 95%CI [-18.6,21.5], p<0.01) and attainment of high ART adherence (DID: 9.7, 95%CI: [-13.1, 32.2], p = 0.04). At the 24-week EOI point, 3H+ was found to be non-inferior to HHRP+ with respect to percent sharing syringes and needles (DID: 8.9, [-10.1, 28.30], p = 0.04) and attainment of viral suppression (DID: 18.9, 95% CI:[-7.1, 42.0], p = 0.01). For other indicators, such as consistent condom use, the hypothesis test for non-inferiority was inconclusive at the 12-week EOI (DID: -20.2, 95%CI [-48.9–10.7], p = 0.51). For HIV treatment as prevention to be effective, PWH need to achieve viral suppression. In the absence of this success, they must reduce HIV risk behaviors. The finding that 3H+ was non-inferior to HHRP+ suggests that brief behavioral interventions can be deployed in real world settings to help more efficiently achieve Ending the HIV Epidemic goals.
Hepatitis C virus treatment as prevention in an extended network of people who inject drugs in the USA: a modelling study
Chronic infections with hepatitis C virus (HCV) and HIV are highly prevalent in the USA and concentrated in people who inject drugs. Treatment as prevention with highly effective new direct-acting antivirals is a prospective HCV elimination strategy. We used network-based modelling to analyse the effect of this strategy in HCV-infected people who inject drugs in a US city. Five graph models were fit using data from 1574 people who inject drugs in Hartford, CT, USA. We used a degree-corrected stochastic block model, based on goodness-of-fit, to model networks of injection drug users. We simulated transmission of HCV and HIV through this network with varying levels of HCV treatment coverage (0%, 3%, 6%, 12%, or 24%) and varying baseline HCV prevalence in people who inject drugs (30%, 60%, 75%, or 85%). We compared the effectiveness of seven treatment-as-prevention strategies on reducing HCV prevalence over 10 years and 20 years versus no treatment. The strategies consisted of treatment assigned to either a randomly chosen individual who injects drugs or to an individual with the highest number of injection partners. Additional strategies explored the effects of treating either none, half, or all of the injection partners of the selected individual, as well as a strategy based on respondent-driven recruitment into treatment. Our model estimates show that at the highest baseline HCV prevalence in people who inject drugs (85%), expansion of treatment coverage does not substantially reduce HCV prevalence for any treatment-as-prevention strategy. However, when baseline HCV prevalence is 60% or lower, treating more than 120 (12%) individuals per 1000 people who inject drugs per year would probably eliminate HCV within 10 years. On average, assigning treatment randomly to individuals who inject drugs is better than targeting individuals with the most injection partners. Treatment-as-prevention strategies that treat additional network members are among the best performing strategies and can enhance less effective strategies that target the degree (ie, the highest number of injection partners) within the network. Successful HCV treatment as prevention should incorporate the baseline HCV prevalence and will achieve the greatest benefit when coverage is sufficiently expanded. National Institute on Drug Abuse.
Comparing the brief Holistic Health for HIV among people with HIV and opioid use disorder: Results from a randomized, controlled non-inferiority trial
Few evidence-based interventions have been widely adopted in common clinical settings, particularly for opioid-dependent people with HIV (PWH) seeking drug treatment. We developed a brief evidence-based intervention, Holistic Health for HIV (3H+), specifically for ease of implementation and integration within drug treatment settings. In this study, we compared 3H+ to the gold standard, Holistic Health Recovery Program (HHRP+) using a non-inferiority trial. Between 2012 and 2017, 106 participants were randomly assigned to either the brief 3H+ intervention or the gold standard HHRP+. HIV treatment (ART adherence, viral suppression) and risk behaviors (sharing injection equipment, condom use) were compared between the two arms at baseline, end-of-intervention (EOI-12 weeks) and at follow-up (24 weeks). Average treatment effect was calculated based on the difference-in-difference (DID) estimator and a non-parametric bootstrap was used to assess non-inferiority. At the 12-week EOI point, 3H+ was found to be non-inferior to HHRP+ with respect to multiple outcomes: percent sharing syringes and needles (DID:1.4, 95%CI [-18.6,21.5], p<0.01) and attainment of high ART adherence (DID: 9.7, 95%CI: [-13.1, 32.2], p = 0.04). At the 24-week EOI point, 3H+ was found to be non-inferior to HHRP+ with respect to percent sharing syringes and needles (DID: 8.9, [-10.1, 28.30], p = 0.04) and attainment of viral suppression (DID: 18.9, 95% CI:[-7.1, 42.0], p = 0.01). For other indicators, such as consistent condom use, the hypothesis test for non-inferiority was inconclusive at the 12-week EOI (DID: -20.2, 95%CI [-48.9-10.7], p = 0.51). For HIV treatment as prevention to be effective, PWH need to achieve viral suppression. In the absence of this success, they must reduce HIV risk behaviors. The finding that 3H+ was non-inferior to HHRP+ suggests that brief behavioral interventions can be deployed in real world settings to help more efficiently achieve Ending the HIV Epidemic goals.
Comparing the brief Holistic Health for HIV
Few evidence-based interventions have been widely adopted in common clinical settings, particularly for opioid-dependent people with HIV (PWH) seeking drug treatment. We developed a brief evidence-based intervention, Holistic Health for HIV (3H+), specifically for ease of implementation and integration within drug treatment settings. In this study, we compared 3H+ to the gold standard, Holistic Health Recovery Program (HHRP+) using a non-inferiority trial. Between 2012 and 2017, 106 participants were randomly assigned to either the brief 3H+ intervention or the gold standard HHRP+. HIV treatment (ART adherence, viral suppression) and risk behaviors (sharing injection equipment, condom use) were compared between the two arms at baseline, end-of-intervention (EOI-12 weeks) and at follow-up (24 weeks). Average treatment effect was calculated based on the difference-in-difference (DID) estimator and a non-parametric bootstrap was used to assess non-inferiority. At the 12-week EOI point, 3H+ was found to be non-inferior to HHRP+ with respect to multiple outcomes: percent sharing syringes and needles (DID:1.4, 95%CI [-18.6,21.5], p<0.01) and attainment of high ART adherence (DID: 9.7, 95%CI: [-13.1, 32.2], p = 0.04). At the 24-week EOI point, 3H+ was found to be non-inferior to HHRP+ with respect to percent sharing syringes and needles (DID: 8.9, [-10.1, 28.30], p = 0.04) and attainment of viral suppression (DID: 18.9, 95% CI:[-7.1, 42.0], p = 0.01). For other indicators, such as consistent condom use, the hypothesis test for non-inferiority was inconclusive at the 12-week EOI (DID: -20.2, 95%CI [-48.9-10.7], p = 0.51). For HIV treatment as prevention to be effective, PWH need to achieve viral suppression. In the absence of this success, they must reduce HIV risk behaviors. The finding that 3H+ was non-inferior to HHRP+ suggests that brief behavioral interventions can be deployed in real world settings to help more efficiently achieve Ending the HIV Epidemic goals.
Buprenorphine Maintenance Treatment Retention Improves Nationally Recommended Preventive Primary Care Screenings when Integrated into Urban Federally Qualified Health Centers
Buprenorphine maintenance therapy (BMT) expands treatment access for opioid dependence and can be integrated into primary health-care settings. Treating opioid dependence, however, should ideally improve other aspects of overall health, including preventive services. Therefore, we examined how BMT affects preventive health-care outcomes, specifically nine nationally recommended primary care quality health-care indicators (QHIs), within federally qualified health centers (FQHCs) from an observational cohort study of 266 opioid-dependent patients initiating BMT between 07/01/07 and 11/30/08 within Connecticut’s largest FQHC network. Nine nationally recommended preventive QHIs were collected longitudinally from electronic health records, including screening for chronic infections, metabolic conditions, and cancer. A composite QHI score (QHI-S), based on the percentage of eligible QHIs achieved, was categorized as QHI-S ≥80 % (recommended) and ≥90 % (optimal). The proportion of subjects achieving a composite QHI-S ≥80 and ≥90 % was 57.1 and 28.6 %, respectively. Screening was highest for hypertension (91.0 %), hepatitis C (80.1 %), hepatitis B (76.3 %), human immunodeficiency virus (71.4 %), and hyperlipidemia (72.9 %) and lower for syphilis (49.3 %) and cervical (58.5 %), breast (44.4 %), and colorectal (48.7 %) cancer. Achieving QHI-S ≥80 % was positively and independently associated with ≥3-month BMT retention (adjusted odds ratio (AOR) = 2.19; 95 % confidence interval (CI) = 1.18–4.04) and BMT prescription by primary care providers (PCPs) rather than addiction psychiatric specialists (AOR = 3.38; 95 % CI = 1.78–6.37), and negatively with being female (AOR = 0.30; 95 % CI = 0.16–0.55). Within primary health-care settings, achieving greater nationally recommended health-care screenings or QHIs was associated with being able to successfully retain patients on buprenorphine longer (3 months or more) and when buprenorphine was prescribed simultaneously by PCPs rather than psychiatric specialists. Decreased preventive screening for opioid-dependent women, however, may require gender-based strategies for achieving health-care parity. When patients can be retained, integrating BMT into urban FQHCs is associated with improved health outcomes including increased multiple preventive health-care screenings.
Gender Disparities in HIV Treatment Outcomes Following Release From Jail: Results From a Multicenter Study
Objectives. We assessed gender differences in longitudinal HIV treatment outcomes among HIV-infected jail detainees transitioning to the community. Methods. Data were from the largest multisite prospective cohort study of HIV-infected released jail detainees (n = 1270)—the Enhancing Linkages to HIV Primary Care and Services in Jail Setting Initiative, January 2008 and March 2011, which had 10 sites in 9 states. We assessed baseline and 6-month HIV treatment outcomes, stratifying by gender. Results. Of 867 evaluable participants, 277 (31.9%) were women. Compared with men, women were more likely to be younger, non-Hispanic White, married, homeless, and depressed, but were similar in recent alcohol and heroin use. By 6 months postrelease, women were significantly less likely than men to experience optimal HIV treatment outcomes, including (1) retention in care (50% vs 63%), (2) antiretroviral therapy prescription (39% vs 58%) or optimal antiretroviral therapy adherence (28% vs 44%), and (3) viral suppression (18% vs 30%). In multiple logistic regression models, women were half as likely as men to achieve viral suppression. Conclusions. HIV-infected women transitioning from jail experience greater comorbidity and worse HIV treatment outcomes than men. Future interventions that transition people from jail to community-based HIV clinical care should be gender-specific.
Strategies for Hepatitis C Testing and Linkage to Care for Vulnerable Populations
Despite new Hepatitis C virus (HCV) therapeutic advances, challenges remain for HCV testing and linking patients to care. A point-of-care (POC) HCV antibody testing strategy was compared to traditional serological testing to determine patient preferences for type of testing and linkage to treatment in an innovative mobile medical clinic (MMC). From 2012 to 2013, all 1,345 MMC clients in New Haven, CT underwent a routine health assessment, including for HCV. Based on patient preferences, clients could select between standard phlebotomy or POC HCV testing, with results available in approximately 1 week versus 20 min, respectively. Outcomes included: (1) accepting HCV testing; (2) preference for rapid POC HCV testing; and (3) linkage to HCV care. All clients with reactive test results were referred to a HCV specialty clinic. Among the 438 (32.6 %) clients accepting HCV testing, HCV prevalence was 6.2 % (N = 27), and 209 (47.7 %) preferred POC testing. Significant correlates of accepting HCV testing was lower for the “baby boomer” generation (AOR 0.67; 95 % CI 0.46–0.97) and white race (AOR 0.55; 95 % CI 0.36–0.78) and higher for having had a prior STI diagnosis (AOR 5.03; 95 % CI 1.76–14.26), prior injection drug use (AOR 2.21; 95 % CI 1.12–4.46), and being US-born (AOR 1.76; 95 % CI 1.25–2.46). Those diagnosed with HCV and preferring POC testing (N = 16) were significantly more likely than those choosing standard testing (N = 11) to be linked to HCV care within 30 days (93.8 vs. 18.2 %; p < 0.0001). HCV testing is feasible in MMCs. While patients equally preferred POC and standard HCV testing strategies, HCV-infected patients choosing POC testing were significantly more likely to be linked to HCV treatment. Important differences in risk and background were associated with type of HCV testing strategy selected. HCV testing strategies should be balanced based on costs, convenience, and ability to link to HCV treatment.
An Evaluation a PrEP-Focused HIV Prevention Intervention Tailored for Individuals with Opioid Use Disorder and Cognitive Dysfunction
This study aimed to test the efficacy of the 4-week Bio-behavioral Community-Friendly Health Recovery Program (CHRP-BB) at improving HIV prevention outcomes among individuals receiving medication for opioid use disorder (MOUD) and to examine the extent to which cognitive dysfunction impacts outcomes. This randomized controlled trial included 237 individuals receiving MOUD and Pre-Exposure Prophylaxis (PrEP) in New Haven, CT. We conducted a longitudinal regression analysis to evaluate the impact of the intervention on HIV risk behaviors and PrEP-related outcomes over time. We estimated the effect of treatment on the outcome variables that include PrEP knowledge and adherence skills, HIV risk behavior, Syringe cleaning skills, and Condom skills using a difference-in-differences framework across four time periods (Post-intervention, and 3-, 6-, and 9-month follow-ups). The CHRP-BB intervention exerted a positive effect on experimental group participants across a range of key outcomes, particularly among shorter term IDUs. Improvements that were the most pronounced included PrEP outcomes (knowledge and adherence skills) and syringe cleaning skills. Most outcomes were not significantly disrupted by cognitive dysfunction. Outcomes from this trial highlight the efficacy of the CHRP-BB intervention, including the use of cognitive dysfunction compensatory strategies, to significantly improve HIV prevention efforts among individuals on MOUD. We suggest that future efforts focus on refining and testing additional strategies that can further optimize intervention effects across a broader range of outcomes and MOUD patients.
Overlooked Threats to Respondent Driven Sampling Estimators: Peer Recruitment Reality, Degree Measures, and Random Selection Assumption
Intensive sociometric network data were collected from a typical respondent driven sample (RDS) of 528 people who inject drugs residing in Hartford, Connecticut in 2012–2013. This rich dataset enabled us to analyze a large number of unobserved network nodes and ties for the purpose of assessing common assumptions underlying RDS estimators. Results show that several assumptions central to RDS estimators, such as random selection, enrollment probability proportional to degree, and recruitment occurring over recruiter’s network ties, were violated. These problems stem from an overly simplistic conceptualization of peer recruitment processes and dynamics. We found nearly half of participants were recruited via coupon redistribution on the street. Non-uniform patterns occurred in multiple recruitment stages related to both recruiter behavior (choosing and reaching alters, passing coupons, etc.) and recruit behavior (accepting/rejecting coupons, failing to enter study, passing coupons to others). Some factors associated with these patterns were also associated with HIV risk.
Correlates of Retention in HIV Care After Release from Jail: Results from a Multi-site Study
Retention in care is key to effective HIV treatment, but half of PLWHA in the US are continuously engaged in care. Incarcerated individuals are an especially challenging population to retain, and empiric data specific to jail detainees is lacking. We prospectively evaluated correlates of retention in care for 867 HIV-infected jail detainees enrolled in a 10-site demonstration project. Sustained retention in care was defined as having a clinic visit during each quarter in the 6 month post-release period. The following were independently associated with retention: being male (AOR = 2.10, p  ≤ 0.01), heroin use (AOR 1.49, p  = 0.04), having an HIV provider (AOR 1.67, p  = 0.02), and receipt of services: discharge planning (AOR 1.50, p  = 0.02) and disease management session (AOR 2.25, p  ≤ 0.01) during incarceration; needs assessment (AOR 1.59, p  = 0.02), HIV education (AOR 2.03, p  ≤ 0.01), and transportation assistance (AOR 1.54, p  = 0.02) after release. Provision of education and case management services improve retention in HIV care after release from jail.