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1.
HIV Res Clin Pract ; 25(1): 2312319, 2024 Feb.
Artigo em Inglês | MEDLINE | ID: mdl-38348872

RESUMO

Person-centered care (PCC) aims to improve client's experiences in HIV care while advancing outcomes. This study team developed the PCC assessment tool (PCC-AT) to assess PCC service performance in HIV treatment settings in Ghana. Study objectives aimed to describe the range of PCC-AT scores within and across study facilities and examine the feasibility of PCC-AT implementation in diverse HIV treatment settings. The PCC-AT was piloted at five health facilities providing HIV services among 37 staff. Immediately following each pilot, focus group discussions (FGDs) were conducted to gather feasibility data. Thematic qualitative analysis was conducted on translated FGD transcripts. Across facilities, providers scored highest in the staffing domain, followed by service provision, and direct client support. Time required to implement the PCC-AT averaged 62 minutes. Providers described the tool as well-structured, user-friendly, relevant, reflective of the core PCC delivery elements, and useful in elucidating actions to improve PCC service delivery across domains. The PCC-AT holds potential to strengthen activities that support clients' broader clinical, mental and psychosocial wellbeing by offering friendly services that attend to each client's holistic needs while contributing progress towards epidemic control.


Assuntos
Infecções por HIV , Assistência Centrada no Paciente , Humanos , Gana , Estudos de Viabilidade , Grupos Focais , Infecções por HIV/tratamento farmacológico , Infecções por HIV/psicologia
2.
PLoS One ; 19(1): e0295818, 2024.
Artigo em Inglês | MEDLINE | ID: mdl-38181001

RESUMO

INTRODUCTION: Evidence suggests that person-centered care (PCC) has the potential to overcome inequities in access to HIV services, support quality care that is responsive to diverse needs while increasing efficiencies and resilience of the health system. Despite emerging evidence on the effectiveness of PCC, there is limited information available on how to assess it in diverse clinical settings. This work builds upon a systematic literature review published elsewhere by this study team to develop a PCC framework for HIV treatment service delivery. OBJECTIVES: The PCC framework informed the development of the PCC assessment tool (PCC-AT) to assess the degree to which PCC activities are operationalized in diverse HIV treatment settings. The study objectives are to assess: (1) content validity of the PCC framework; (2) PCC-AT score consistency and reliability between health facility staff and clients; and (3) PCC-AT feasibility in HIV treatment settings. METHODS: The study team will pilot the PCC-AT among staff in five health facilities and conduct subsequent focus group discussions (FGDs) to determine PCC-AT feasibility. Key informant interviews (KIIs) with clients will explore content validity among PLHIV relative to each subdomain of the PCC-AT and provide a basis to compare score concordance. Quantitative data among health facility staff will examine how many and which cadres participated in the PCC-AT pilot and FGD, years of experience, gender, and the time required to complete the PCC-AT. Information on clients will include total time accessing treatment at the study health facility, years since diagnosis, age and gender. Qualitative data analysis, using descriptive coding with NVivo or a similar software, will be drawn from transcripts from the PCC-AT pilots, FGDs and KIIs. DISCUSSION: PCC assessment is a novel approach that aims to help health facilities assess and strengthen their ability to deliver PCC services to improve client outcomes.


Assuntos
Infecções por HIV , Assistência Centrada no Paciente , Humanos , Gana , Projetos Piloto , Reprodutibilidade dos Testes , Infecções por HIV/tratamento farmacológico , Revisões Sistemáticas como Assunto
3.
HIV Res Clin Pract ; 25(1): 2305555, 2024 Jan 16.
Artigo em Inglês | MEDLINE | ID: mdl-38251827

RESUMO

Introduction: Person-centered care (PCC) in HIV services aims to improve client experiences, advance service accessibility and treatment outcomes and accelerate progress towards epidemic control. For PCC to be responsive, providers and clients must work together to identify clients' priorities. However, providers often neglect to identify non-clinical client concerns and clients may feel inhibited due to language or unequal power dynamics.Methods: While evaluating results from a mixed-methods study on implementation of a Person-Centered Care Assessment Tool (PCC-AT) in Ghana, our study team identified contrasting perspectives from people on antiretroviral treatment (ART) and providers that elucidated the need for a PCC minimum practice standard. Our team examined qualitative data to propose a five step PCC minimum practice standard.Discussion: Because PCC is a broad concept, with scarce practical implementable information to support a framework for its operationalization, its consistent and accurate implementation is unlikely without the presence and utilization of a Minimum Practice Standard. Future research should identify aims and further elucidate quality standards within each component of the minimum PCC practice standard.


Assuntos
Antirretrovirais , Infecções por HIV , Humanos , Antirretrovirais/uso terapêutico , Confiabilidade dos Dados , Emoções , Assistência Centrada no Paciente , Infecções por HIV/tratamento farmacológico
4.
Trop Med Int Health ; 27(5): 479-493, 2022 05.
Artigo em Inglês | MEDLINE | ID: mdl-35316549

RESUMO

OBJECTIVES: Person-centred care (PCC) meets the needs of individuals by increasing convenience, providing supportive and culturally appropriate services to diverse populations, and engaging families, communities, and stakeholders in planning and provision of care. While the evidence demonstrates that PCC approaches can lead to clinical improvements across the HIV care continuum, it is not yet well defined in the context of HIV service delivery. METHODS: A systematic review was conducted to define PCC practices for HIV treatment services in health facilities in sub-Saharan Africa. Data synthesis led to the development of a PCC framework including domain and sub-domain development. The study team used the Effective Public Health Project Practice tool for quantitative studies to assess the quality of the included studies. RESULTS: Thirty-one studies from 12 countries met the inclusion criteria, including 56,586 study participants (females 42%-100% and males 0%-58%), resulting in three major domains and 11 sub-domains. These include staffing (sub-domains of composition, availability, and competency); service delivery standards (sub-domains of client feedback mechanisms; service efficiency and integration; convenience and access; and digital health worker support tools); and direct client support services (sub-domains of psychosocial services, logistics support, client-agency, and digital client support tools). Twenty-five of the person-centred interventions within these domains resulted in improvements in linkage to care, treatment retention, and/or viral suppression. CONCLUSIONS: The PCC framework can help to provide a more consistent classification of HIV treatment interventions and will support improved assessment of these interventions to ensure that people receive personalised care.


Assuntos
Infecções por HIV , Instalações de Saúde , África Subsaariana , Feminino , Infecções por HIV/tratamento farmacológico , Humanos , Masculino , Assistência Centrada no Paciente/métodos
5.
Glob Health Sci Pract ; 9(2): 399-411, 2021 06 30.
Artigo em Inglês | MEDLINE | ID: mdl-34234027

RESUMO

INTRODUCTION: Early infant diagnosis (EID) and rapid antiretroviral therapy (ART) initiation are lifesaving interventions for HIV-infected infants. In Cameroon and Zambia, EID coverage for HIV-exposed infants (HEIs) is suboptimal and the time to ART initiation for infants infected with HIV often exceeds national standards despite numerous policy and training initiatives. METHODS: ICAP at Columbia University supported the Cameroon and Zambia Ministries of Health (MOHs) and local partners to implement quality improvement collaboratives (QICs) to improve EID coverage and ART initiation at 17 health facilities (HFs) in Cameroon (March 2016 to June 2017) and 15 HFs in Zambia (March 2017 to June 2018). In each country, MOH led project design and site selection. MOH and ICAP provided quality improvement training and monthly supportive supervision, which enabled HF teams to conduct root cause analyses, design and implement contextually appropriate interventions, conduct rapid tests of change, analyze monthly progress, and convene at quarterly learning sessions to compare performance and share best practices. RESULTS: In Cameroon, EID testing coverage improved from 57% (113/197 HEIs tested) during the 5-month baseline period to 80% (165/207) in the 5-month endline period. In Zambia, EID testing coverage improved from 77% (4,773/6,197) during the 12-month baseline period to 89% (2,144/2,420) during the 3-month endline period. In a comparison of the same baseline and endline periods, the return of positive test results to caregivers improved from 18% (36/196 caregivers notified) to 86% (182/211) in Cameroon and from 44% (94/214) to 79% (44/56) in Zambia. ART initiation improved from 44% (94/214 HIV-infected infants) to 80% (45/56) in Zambia; the numbers of HIV-infected infants in Cameroon were too small to detect meaningful differences. CONCLUSIONS: QICs improved coverage of timely EID and ART initiation in both countries. In addition to building quality improvement capacity and improving outcomes, the QICs resulted in a "change package" of successful initiatives that were disseminated within each country.


Assuntos
Infecções por HIV , Melhoria de Qualidade , Camarões , Diagnóstico Precoce , Infecções por HIV/diagnóstico , Infecções por HIV/tratamento farmacológico , Humanos , Lactente , Zâmbia
6.
J Assoc Nurses AIDS Care ; 32(6): 701-712, 2021.
Artigo em Inglês | MEDLINE | ID: mdl-35137703

RESUMO

ABSTRACT: HIV testing with rapid antiretroviral therapy (ART) initiation are life-saving interventions for adolescents living with HIV. However, in Zambia, HIV diagnosis and immediate ART initiation among adolescents living with HIV is lagging. In collaboration with the Zambian Ministry of Health, the U.S. Health Resources and Services Administration, the U.S. Centers for Disease Control and Prevention in Zambia, and ICAP at Columbia University designed and implemented a quality improvement collaborative (QIC) to improve adolescent immediate ART initiation at 25 health facilities in Lusaka. Over the 12-month implementation period, quality improvement teams tested and identified targeted intervention, that significantly improved ART initiation within 14 days of receiving positive test results, from 24% at baseline to more than 93% for the final 6 months of implementation. The quality improvement collaborative approach empowered health care workers to innovate addressing the root causes of suboptimal performance and produced a package of successful interventions that will be shared throughout Zambia.


Assuntos
Infecções por HIV , Melhoria de Qualidade , Adolescente , Infecções por HIV/diagnóstico , Infecções por HIV/tratamento farmacológico , Instalações de Saúde , Humanos , Zâmbia
7.
Lancet HIV ; 7(10): e699-e710, 2020 10.
Artigo em Inglês | MEDLINE | ID: mdl-32888413

RESUMO

BACKGROUND: Community randomised trials have had mixed success in implementing combination prevention strategies that diagnose 90% of people living with HIV, initiate and retain on antiretroviral therapy (ART) 90% of those diagnosed, and achieve viral load suppression in 90% of those on ART (90-90-90). The Bukoba Combination Prevention Evaluation (BCPE) aimed to achieve 90-90-90 in Bukoba Municipal Council, Tanzania, by scaling up new HIV testing, linkage, and retention interventions. METHOD: We did population-based, cross-sectional surveys before and after our community-wide intervention in Bukoba-a mixed urban and rural council of approximately 150 000 residents located on the western shore of Lake Victoria in Tanzania. BCPE interventions were implemented in 11 government-supported health-care facilities throughout Bukoba from Oct 1, 2014, to March 31, 2017, when national ART-eligibility guidelines expanded from CD4 counts of less than 350 cells per µL (Oct 1, 2014-Dec 31, 2015) and 500 or less cells per µL (Jan 1, 2016-Sept 30, 2016) to any CD4 cell count (test and treat, Oct 1, 2016-March 31, 2017). We used pre-intervention (Nov 4, 2013-Jan 25, 2014) and post-intervention (June 21, 2017-Sept 20, 2017) population-based household surveys to assess population prevalence of undiagnosed HIV infection and ART coverage, and progress towards 90-90-90, among residents aged 18-49 years. FINDINGS: During the 2·5-year intervention, BCPE did 133 695 HIV tests, diagnosed and linked 3918 people living with HIV to HIV care at 11 Bukoba facilities, and returned to HIV care 604 patients who had stopped care. 4795 and 5067 residents aged 18-49 years participated in pre-intervention and post-intervention surveys. HIV prevalence before and after the intervention was similar: pre-intervention 8·9% (95% CI 7·5-10·4); post-intervention 8·4% (6·9-9·9). Prevalence of undiagnosed HIV infection decreased from 4·7% to 2·0% (prevalence ratio 0·42, 95% CI 0·31-0·57), and current ART use among all people living with HIV increased from 32·2% to 70·9% (2·20, 1·82-2·66) overall, 23·0% to 62·1% among men (2·70, 1·84-3·96), and 16·7% to 64·4% among people aged 18-29 years (3·87, 2·54-5·89). Of 436 and 435 people living with HIV aged 18-49 years who participated in pre-intervention and post-intervention surveys, previous HIV diagnosis increased from 47·4% (41·3-53·4) to 76·2% (71·8-80·6), ART use among diagnosed people living with HIV increased from 68·0% (60·9-75·2) to 93·1% (90·2-96·0), and viral load suppression of those on ART increased from 88·7% (83·6-93·8) to 91·3% (88·6-94·1). INTERPRETATION: BCPE findings suggest scaling up recommended HIV testing, linkage, and retention interventions can help reduce prevalence of undiagnosed HIV infection, increase ART use among all people living with HIV, and make substantial progress towards achieving 90-90-90 in a relatively short period. BCPE facility-based testing and linkage interventions are undergoing national scale up to help achieve 90-90-90 in Tanzania. FUNDING: US Presidents' Emergency Plan for AIDS Relief.


Assuntos
Infecções por HIV/epidemiologia , Adolescente , Adulto , Contagem de Linfócito CD4 , Administração de Caso , Estudos Transversais , Testes Diagnósticos de Rotina , Feminino , Geografia Médica , Infecções por HIV/diagnóstico , Infecções por HIV/terapia , Infecções por HIV/virologia , Humanos , Masculino , Programas de Rastreamento , Vigilância da População , Prevalência , População Rural , Tanzânia/epidemiologia , População Urbana , Carga Viral , Adulto Jovem
8.
PLoS One ; 15(7): e0236358, 2020.
Artigo em Inglês | MEDLINE | ID: mdl-32706810

RESUMO

BACKGROUND/SETTING: Only 47% of HIV-positive Sierra Leoneans knew their status in 2017, making expanded HIV testing a priority. National guidelines endorse provider-initiated HIV testing and counselling (PITC) to increase testing coverage, but PITC is rarely provided in Sierra Leone. In response, a Quality Improvement Collaborative (QIC) was implemented to improve PITC coverage amongst adult inpatients. METHODS: Ten hospitals received the intervention between October 2017 and August 2018; there were no control facilites. Each hospital aimed to improve PITC coverage to ≥ 95% of eligible patients. Staff received training on PITC and QIC methods and a package of PITC best practices and tools. They then worked to identify additional contextually-appropriate interventions, conducted rapid tests of change, and tracked performance using shared indicators and time-series data. Supportive supervision bolstered QI skills, and quarterly meetings enabled diffusion of innovations while spurring friendly competition. RESULTS: Baseline PITC coverage was 4%. The hospital teams tested diverse interventions using QI methods, including staff training; data review meetings; enhanced workflow processes and supervision; and patient education and sensitization activities Nine hospitals reached and sustained the 95% target, and all saw rapid and durable improvement, which was sustained for a median of six months. Of the 5,238 patients tested for HIV, 311 (6%) were found to be HIV-positive and were referred for treatment. HIV rapid test kit stockouts occurred during the project period, limiting PITC services in some cases. CONCLUSIONS: The intervention led to swift and sustained improvement in inpatient PITC coverage and to the diagnosis of hundreds of people living with HIV. Sierra Leone's Ministry of Health and Sanitation plans to take the initiative to national scale, with close attention to the issue of test kit stockouts.


Assuntos
Aconselhamento Diretivo/estatística & dados numéricos , Infecções por HIV/diagnóstico , Programas de Rastreamento/métodos , Cooperação do Paciente/estatística & dados numéricos , Feminino , HIV-1 , Humanos , Pacientes Internados , Masculino , Serra Leoa/epidemiologia
9.
Int J Qual Health Care ; 32(2): 85-92, 2020 Apr 27.
Artigo em Inglês | MEDLINE | ID: mdl-32060520

RESUMO

QUALITY CHALLENGE: The Sierra Leone (SL) Ministry of Health and Sanitation's National Infection Prevention and Control Unit (NIPCU) launched National Infection and Prevention Control (IPC) Policy and Guidelines in 2015, but a 2017 assessment found suboptimal compliance with standards on environmental cleanliness (EC), waste disposal (WD) and personal protective equipment (PPE) use. METHODS: ICAP at Columbia University (ICAP), NIPCU and the Centers for Disease Control and Prevention (CDC) designed and implemented a Rapid Improvement Model (RIM) quality improvement (QI) initiative with a compressed timeframe of 6 months to improve EC, WD and PPE at eight purposively selected health facilities (HFs). Targets were collaboratively developed, and a 37-item checklist was designed to monitor performance. HF teams received QI training and weekly coaching and convened monthly to review progress and exchange best practices. At the final learning session, a "harvest package" of the most effective ideas and tools was developed for use at additional HFs. RESULTS: The RIM resulted in marked improvement in WD and EC performance and modest improvement in PPE. Aggregate compliance for the 37 indicators increased from 67 to 96% over the course of 4 months, with all HFs showing improvement. Average PPE compliance improved from 85 to 89%, WD from 63 to 99% and EC from 51 to 99%. LESSONS LEARNED: The RIM QIC approach is feasible and effective in SL's austere health system and led to marked improvement in IPC performance. The best practices are being scaled up and the RIM QIC methodology is being applied to other domains.


Assuntos
Instalações de Saúde/normas , Controle de Infecções/organização & administração , Melhoria de Qualidade/organização & administração , Administração de Instituições de Saúde , Zeladoria Hospitalar/métodos , Zeladoria Hospitalar/organização & administração , Humanos , Controle de Infecções/métodos , Eliminação de Resíduos de Serviços de Saúde/métodos , Equipamento de Proteção Individual/estatística & dados numéricos , Qualidade da Assistência à Saúde/normas , Eliminação de Resíduos/métodos , Serra Leoa
11.
MMWR Morb Mortal Wkly Rep ; 68(30): 658-663, 2019 Aug 02.
Artigo em Inglês | MEDLINE | ID: mdl-31369522

RESUMO

Reducing HIV-related morbidity and mortality, and effectively eliminating HIV transmission risk, depends on use of antiretroviral therapy (ART) to achieve and maintain viral load suppression (VLS)* (1,2). By 2020, sub-Saharan African countries are working to achieve VLS among 90% of persons using ART and 73% of all persons living with HIV infection (1). In Tanzania, a country with 1.4 million persons with HIV infection, 49.6% of HIV-positive persons aged 15-49 years had achieved VLS in 2017, including only 21.5% of men and 44.6% of women aged 25-29 years (3). To identify interventions that might increase VLS in Tanzania, and reduce VLS-associated sex and age-group disparities, the Bukoba Combination Prevention Evaluation (BCPE) scaled up new HIV testing, linkage to care, and retention on ART interventions throughout Bukoba Municipal Council (Bukoba), Tanzania, during October 2014-March 2017 (4,5). Located on the western shore of Lake Victoria, Bukoba is a mixed urban and rural municipality of 150,000 persons and capital of Kagera Region. Of the 31 regions of Tanzania, Kagera has the fourth highest prevalence of HIV infection (6.8%) among residents aged 15-49 years (3). CDC analyzed data from BCPE preintervention and postintervention surveys and found that VLS prevalence among HIV-positive Bukoba residents aged 18-49 years increased approximately twofold overall (from 28.6% to 64.8%) and among women (33.3% to 67.8%) and approximately threefold among men (20.5% to 59.1%) and young adults aged 18-29 years (15.6% to 56.7%). During 2017, BCPE facility-based testing and linkage interventions were approved as new service delivery models by the Tanzania Ministry of Health, Community Development, Gender, Elderly and Children (4,5). After a successful rollout to 208 facilities in 11 regions in 2018, BCPE interventions are being scaled up in all regions of Tanzania in 2019 with support from the United States President's Emergency Plan for AIDS Relief (PEPFAR).†.


Assuntos
Infecções por HIV/prevenção & controle , Carga Viral/estatística & dados numéricos , Adolescente , Adulto , Feminino , Humanos , Masculino , Pessoa de Meia-Idade , Tanzânia , Adulto Jovem
12.
PLoS One ; 14(5): e0215654, 2019.
Artigo em Inglês | MEDLINE | ID: mdl-31048912

RESUMO

To diagnose ≥90% HIV-infected residents (diagnostic coverage), the Bukoba Combination Prevention Evaluation (BCPE) implemented provider-initiated (PITC), home- (HBHTC), and venue-based (VBHTC) HIV testing and counseling (HTC) intervention in Bukoba Municipal Council, a mixed urban and rural lake zone community of 150,000 residents in Tanzania. This paper describes the methods, outcomes, and incremental costs of these HTC interventions. PITC was implemented in outpatient department clinics in all eight public and three faith-based health facilities. In clinics, lay counselors routinely screened and referred eligible patients for HIV testing conducted by HTC-dedicated healthcare workers. In all 14 wards, community teams offered HTC to eligible persons encountered at 31,293 home visits and at 79 male- and youth-frequented venues. HTC was recommended for persons who were not in HIV care or had not tested in the prior 90 days. BCPE conducted 133,695 HIV tests during the 2.5 year intervention (PITC: 88,813, 66%; HBHTC: 27,407, 21%; VBHTC: 17,475, 13%). Compared with other strategies, PITC conducted proportionally more tests among females (65%), and VBHTC conducted proportionally more tests among males (69%) and young-adults aged 15-24 years (42%). Of 5,550 (4.2% of all tests) HIV-positive tests, 4,143 (75%) clients were newly HIV diagnosed, including 1,583 males and 881 young adults aged 15-24 years. Of HIV tests conducted 3.7%, 1.8%, and 2.1% of PITC, HBHTC, and VBHTC clients, respectively, were newly HIV diagnosed; PITC accounted for 79% of all new diagnoses. Cost per test (per new diagnosis) was $4.55 ($123.66), $6.45 ($354.44), and $7.98 ($372.67) for PITC, HBHTC, and VBHTC, respectively. In a task-shifting analysis in which lay counselors replaced healthcare workers, estimated costs per test (per new diagnosis) would have been $3.06 ($83.15), $ 4.81 ($264.04), and $5.45 ($254.52), for PITC, HBHTC, and VBHTC, respectively. BCPE models reached different target groups, including men and young adults, two groups with consistently low coverage. Implementation of multiple models is likely necessary to achieve ≥90% diagnostic coverage.


Assuntos
Custos e Análise de Custo , Infecções por HIV/diagnóstico , Programas de Rastreamento/economia , Programas de Rastreamento/métodos , Avaliação de Resultados em Cuidados de Saúde , Características de Residência , Adolescente , Adulto , Cidades , Feminino , Infecções por HIV/epidemiologia , Infecções por HIV/prevenção & controle , Humanos , Masculino , Pessoa de Meia-Idade , Tanzânia/epidemiologia , Adulto Jovem
14.
PLoS One ; 13(12): e0208919, 2018.
Artigo em Inglês | MEDLINE | ID: mdl-30543693

RESUMO

Although several studies have evaluated one or more linkage services to improve early enrollment in HIV care in Tanzania, none have evaluated the package of linkage services recommended by the Centers for Disease Control and Prevention (CDC) and the World Health Organization (WHO). We describe the uptake of each component of the CDC/WHO recommended package of linkage services, and early enrollment in HIV care and antiretroviral therapy (ART) initiation among persons with HIV who participated in a peer-delivered, linkage case management (LCM) program implemented in Bukoba, Tanzania, October 2014 -May 2017. Of 4206 participants (88% newly HIV diagnosed), most received recommended services including counseling on the importance of early enrollment in care and ART (100%); escort by foot or car to an HIV care and treatment clinic (CTC) (83%); treatment navigation at a CTC (94%); telephone support and appointment reminders (77% among clients with cellphones); and counseling on HIV-status disclosure and partner/family testing (77%), and on barriers to care (69%). During three periods with different ART-eligibility thresholds [CD4<350 (Oct 2014 -Dec 2015, n = 2233), CD4≤500 (Jan 2016 -Sept 2016, n = 1221), and Test & Start (Oct 2016 -May 2017, n = 752)], 90%, 96%, and 97% of clients enrolled in HIV care, and 47%, 67%, and 86% of clients initiated ART, respectively, within three months of diagnosis. Of 463 LCM clients who participated in the last three months of the rollout of Test & Start, 91% initiated ART. Estimated per-client cost was $44 United States dollars (USD) for delivering LCM services in communities and facilities overall, and $18 USD for a facility-only model with task shifting. Well accepted by persons with HIV, peer-delivered LCM services recommended by CDC and WHO can achieve near universal early ART initiation in the Test & Start era at modest cost and should be considered for implementation in facilities and communities experiencing <90% early enrollment in ART care.


Assuntos
Terapia Antirretroviral de Alta Atividade , Administração de Caso , Infecções por HIV/epidemiologia , Adulto , Contagem de Linfócito CD4 , Centers for Disease Control and Prevention, U.S. , Aconselhamento , Feminino , Infecções por HIV/virologia , Humanos , Masculino , Grupo Associado , Avaliação de Programas e Projetos de Saúde , Tanzânia/epidemiologia , Estados Unidos , Organização Mundial da Saúde
15.
S Afr Med J ; 105(9): 765-8, 2015 Sep 14.
Artigo em Inglês | MEDLINE | ID: mdl-26428977

RESUMO

BACKGROUND: South Africa (SA) is likely to meet the National Strategic Plan target of <2% mother-to-child HIV transmission at 6 weeks of age in 2015. Children infected with HIV after 6 weeks often remain undiagnosed because of poor implementation of post-weaning and final outcome 18-month HIV testing. The World Health Organization recommends a screening HIV rapid test (HRT) in HIV-exposed infants at the 9-month immunisation visit to exclude postnatal infection, with a confirmatory HIV polymerase chain reaction (PCR) test if the HRT is positive. OBJECTIVE: To evaluate the impact of substituting this recommendation for the post-weaning HIV testing recommended by SA guidelines. METHODS: Rates of seroreversion and probability of infection at 9 months of age were applied to a theoretical population of 100 HIV-exposed infants, uninfected at birth and breastfed for 1 year with antiretroviral prophylaxis. Nine scenarios were developed and the number of HIV PCRs saved compared with current guidelines was calculated. RESULTS: Nine-month testing using the HRT reduced the number of follow-up PCR tests done in all scenarios by >50%, with differences ranging from 51% to 59% and 81% to 89% for low and high seroreversion rates, respectively. CONCLUSIONS: Nine-month testing using HRT would increase identification and early treatment of HIV-infected infants, improve monitoring of postnatal transmission rates, and reduce the number of HIV PCR tests done with resultant cost saving. Training of healthcare workers implementing HRT would be required. Ongoing efforts to improve implementation and monitoring of testing at 9 and 18 months will be essential.

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