Long‐term outcomes of rapid antiretroviral NNRTI‐based initiation among Thai youth living with HIV: a national registry database study

Introduction The Thai National AIDS programme (NAP) treatment guidelines have recommended rapid antiretroviral therapy (ART) initiation, regardless of CD4 count since 2014. We assessed treatment outcomes among youth living with HIV (YLHIV), initiating first‐line ART and assessed the association betw...

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Main Authors: Sirinya Teeraananchai, Stephen J. Kerr, Kiat Ruxrungtham, Panthep Khananuraksa, Thanyawee Puthanakit
Format: Article
Language:English
Published: Wiley 2023-03-01
Series:Journal of the International AIDS Society
Subjects:
Online Access:https://doi.org/10.1002/jia2.26071
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author Sirinya Teeraananchai
Stephen J. Kerr
Kiat Ruxrungtham
Panthep Khananuraksa
Thanyawee Puthanakit
author_facet Sirinya Teeraananchai
Stephen J. Kerr
Kiat Ruxrungtham
Panthep Khananuraksa
Thanyawee Puthanakit
author_sort Sirinya Teeraananchai
collection DOAJ
description Introduction The Thai National AIDS programme (NAP) treatment guidelines have recommended rapid antiretroviral therapy (ART) initiation, regardless of CD4 count since 2014. We assessed treatment outcomes among youth living with HIV (YLHIV), initiating first‐line ART and assessed the association between virological failure (VF) and timing of ART initiation. Methods We retrospectively reviewed data for YLHIV aged 15–24 years, initiating non‐nucleoside reverse transcriptase inhibitor‐based ART from 2014 to 2019, through the NAP database. We classified the timing of ART into three groups based on duration from HIV‐positive diagnosis or system registration to ART initiation: (1) <1 month (rapid ART); (2) 1–3 months (intermediate ART); and (3) >3 months (delayed ART). VF was defined as viral load (VL) ≥ 1000 copies/ml after at least 6 months of first‐line ART. Factors associated with VF were analysed using generalized estimating equations. Results Of 19,825 YLHIV who started ART, 78% were male. Median (interquartile range, IQR) age was 21 (20–23) years and CD4 count was 338 (187–498) cells/mm3. After registration, 12,216 (62%) started rapid ART, 4272 (22%) intermediate ART and 3337 (17%) delayed ART. The proportion of YLHIV starting ART <30 days significantly increased from 43% to 57% from 2014–2016 to 2017–2019 (p < 0.001). The median duration of first‐line therapy was 2 (IQR 1–3) years and 89% started with efavirenz‐based regimens. Attrition outcomes showed that 325 (2%) died (0.73 [95% CI 0.65–0.81] per 100 person‐years [PY]) and 1762 (9%) were loss to follow‐up (3.96 [95% CI 3.78–4.15] per 100 PY). Of 17,512 (88%) who had VL checked from 6 to 12 months after starting treatment, 80% achieved VL <200 copies/ml. Overall, 2512 experienced VF 5.87 (95% CI 5.65–6.11) per 100 PY). In a multivariate model, the adjusted incidence rate ratio for VF was 1.47 (95% CI 1.33–1.63, p < 0.001) in the delayed ART group and 1.14 (95% CI 1.03–1.25, p< 0.001) in the intermediate ART group, compared to YLHIV in the rapid ART group. Conclusions Rapid ART initiation after diagnosis was associated with significantly reduced risks of VF and death in YLHIV, supporting the implementation of rapid ART for optimizing health outcomes.
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spelling doaj.art-9a4ef91ca051409db579c5570b19e97d2023-03-29T06:48:28ZengWileyJournal of the International AIDS Society1758-26522023-03-01263n/an/a10.1002/jia2.26071Long‐term outcomes of rapid antiretroviral NNRTI‐based initiation among Thai youth living with HIV: a national registry database studySirinya Teeraananchai0Stephen J. Kerr1Kiat Ruxrungtham2Panthep Khananuraksa3Thanyawee Puthanakit4Department of Statistics Faculty of Science Kasetsart University Bangkok ThailandHIV‐NAT Thai Red Cross AIDS Research Centre Bangkok ThailandHIV‐NAT Thai Red Cross AIDS Research Centre Bangkok ThailandNational Health Security Office Bangkok ThailandDivision of Infectious Diseases Department of Pediatrics Faculty of Medicine Chulalongkorn University Bangkok ThailandIntroduction The Thai National AIDS programme (NAP) treatment guidelines have recommended rapid antiretroviral therapy (ART) initiation, regardless of CD4 count since 2014. We assessed treatment outcomes among youth living with HIV (YLHIV), initiating first‐line ART and assessed the association between virological failure (VF) and timing of ART initiation. Methods We retrospectively reviewed data for YLHIV aged 15–24 years, initiating non‐nucleoside reverse transcriptase inhibitor‐based ART from 2014 to 2019, through the NAP database. We classified the timing of ART into three groups based on duration from HIV‐positive diagnosis or system registration to ART initiation: (1) <1 month (rapid ART); (2) 1–3 months (intermediate ART); and (3) >3 months (delayed ART). VF was defined as viral load (VL) ≥ 1000 copies/ml after at least 6 months of first‐line ART. Factors associated with VF were analysed using generalized estimating equations. Results Of 19,825 YLHIV who started ART, 78% were male. Median (interquartile range, IQR) age was 21 (20–23) years and CD4 count was 338 (187–498) cells/mm3. After registration, 12,216 (62%) started rapid ART, 4272 (22%) intermediate ART and 3337 (17%) delayed ART. The proportion of YLHIV starting ART <30 days significantly increased from 43% to 57% from 2014–2016 to 2017–2019 (p < 0.001). The median duration of first‐line therapy was 2 (IQR 1–3) years and 89% started with efavirenz‐based regimens. Attrition outcomes showed that 325 (2%) died (0.73 [95% CI 0.65–0.81] per 100 person‐years [PY]) and 1762 (9%) were loss to follow‐up (3.96 [95% CI 3.78–4.15] per 100 PY). Of 17,512 (88%) who had VL checked from 6 to 12 months after starting treatment, 80% achieved VL <200 copies/ml. Overall, 2512 experienced VF 5.87 (95% CI 5.65–6.11) per 100 PY). In a multivariate model, the adjusted incidence rate ratio for VF was 1.47 (95% CI 1.33–1.63, p < 0.001) in the delayed ART group and 1.14 (95% CI 1.03–1.25, p< 0.001) in the intermediate ART group, compared to YLHIV in the rapid ART group. Conclusions Rapid ART initiation after diagnosis was associated with significantly reduced risks of VF and death in YLHIV, supporting the implementation of rapid ART for optimizing health outcomes.https://doi.org/10.1002/jia2.26071youth living with HIVantiretroviral therapyrapid ARTvirological failuresecond‐line regimencohort studies
spellingShingle Sirinya Teeraananchai
Stephen J. Kerr
Kiat Ruxrungtham
Panthep Khananuraksa
Thanyawee Puthanakit
Long‐term outcomes of rapid antiretroviral NNRTI‐based initiation among Thai youth living with HIV: a national registry database study
Journal of the International AIDS Society
youth living with HIV
antiretroviral therapy
rapid ART
virological failure
second‐line regimen
cohort studies
title Long‐term outcomes of rapid antiretroviral NNRTI‐based initiation among Thai youth living with HIV: a national registry database study
title_full Long‐term outcomes of rapid antiretroviral NNRTI‐based initiation among Thai youth living with HIV: a national registry database study
title_fullStr Long‐term outcomes of rapid antiretroviral NNRTI‐based initiation among Thai youth living with HIV: a national registry database study
title_full_unstemmed Long‐term outcomes of rapid antiretroviral NNRTI‐based initiation among Thai youth living with HIV: a national registry database study
title_short Long‐term outcomes of rapid antiretroviral NNRTI‐based initiation among Thai youth living with HIV: a national registry database study
title_sort long term outcomes of rapid antiretroviral nnrti based initiation among thai youth living with hiv a national registry database study
topic youth living with HIV
antiretroviral therapy
rapid ART
virological failure
second‐line regimen
cohort studies
url https://doi.org/10.1002/jia2.26071
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