Predictors of virological failure among people living with HIV receiving first line antiretroviral treatment in Myanmar: retrospective cohort analysis

Autor: Anita Mesic, Alexander Spina, Htay Thet Mar, Phone Thit, Tom Decroo, Annick Lenglet, Moe Pyae Thandar, Thin Thin Thwe, Aung Aung Kyaw, Tobias Homan, Mitchell Sangma, Ronald Kremer, Jane Grieg, Erwan Piriou, Koert Ritmeijer, Josefien Van Olmen, Lutgarde Lynen, Htun Nyunt Oo
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: AIDS Research and Therapy, Vol 18, Iss 1, Pp 1-12 (2021)
Druh dokumentu: article
ISSN: 1742-6405
DOI: 10.1186/s12981-021-00336-0
Popis: Abstract Background Progress toward the global target for 95% virological suppression among those on antiretroviral treatment (ART) is still suboptimal. We describe the viral load (VL) cascade, the incidence of virological failure and associated risk factors among people living with HIV receiving first-line ART in an HIV cohort in Myanmar treated by the Médecins Sans Frontières in collaboration with the Ministry of Health and Sports Myanmar. Methods We conducted a retrospective cohort study, including adult patients with at least one HIV viral load test result and having received of at least 6 months’ standard first-line ART. The incidence rate of virological failure (HIV viral load ≥ 1000 copies/mL) was calculated. Multivariable Cox’s regression was performed to identify risk factors for virological failure. Results We included 25,260 patients with a median age of 33.1 years (interquartile range, IQR 28.0–39.1) and a median observation time of 5.4 years (IQR 3.7–7.9). Virological failure was documented in 3,579 (14.2%) participants, resulting in an overall incidence rate for failure of 2.5 per 100 person-years of follow-up. Among those who had a follow-up viral load result, 1,258 (57.1%) had confirmed virological failure, of which 836 (66.5%) were switched to second-line treatment. An increased hazard for failure was associated with age ≤ 19 years (adjusted hazard ratio, aHR 1.51; 95% confidence intervals, CI 1.20–1.89; p
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