scholarly journals Incidence and predictors of early loss to follow up among patients initiated on protease inhibitor-based second-line antiretroviral therapy in southwestern Uganda

2021 ◽  
Vol 18 (1) ◽  
Author(s):  
Edwin Nuwagira ◽  
Boniface A. E. Lumori ◽  
Rose Muhindo ◽  
Michael Kanyesigye ◽  
Abdallah Amir ◽  
...  

Abstract Background Good adherence to antiretroviral therapy (ART) and retention in care are essential for the effectiveness of an HIV care program. With the current increase in numbers of people living with HIV taking second-line ART in sub-Saharan Africa, there is a need to establish their treatment outcomes and the rate of loss to follow up. In this study, we determined the incidence and predictors of loss to follow up among patients taking second-line ART at an experienced HIV treatment center in southwestern Uganda. Methods This was a retrospective review of an electronic database at Mbarara Regional Referral Hospital HIV clinic in southwestern Uganda. Second-line ART included at least two of the nucleoside reverse transcriptase inhibitors and a boosted protease inhibitor. Loss to follow-up was defined as failure to return to the health facility for care or treatment refill for 180 days or more from the previous visit. After excluding children less than 15 years, we pooled data that included socio-demographic, clinical, and laboratory data for patients who started second-line ART between 2002 and 2017. Multiple imputation was done for variables with missing data. Variables that had a p < 0.05 in unadjusted bivariate analyses were included in a multivariate binomial regression model using a stepwise backward selection procedure to describe the factors that independently predicted loss to follow-up. Results Between 2002 and 2017, 1121 patients had been initiated on second-line ART. We included data from 924 participants and of these, 518 (56.1%) were female, the mean age (SD) was 38.4 (± 10.5) years, and 433 (52.4%) had a CD4 count less than 100 cells/µl at the start of second-line ART. The incidence of loss to follow-up was 26.7 per 100 person-years. Male gender (Adjusted risk ratio (ARR) = 1.8, 95% CI 1.5–2.0) p < 0.001 and anemia ARR 1.4, 95% CI 1.1–1.6) p < 0.001 were strongly associated with loss to follow up. Conclusions There is a high incidence of loss to follow up among patients taking protease-inhibitor based second-line ART at a tertiary HIV center in southwestern Uganda. There is a need to routinely measure hemoglobin during clinic reviews, and establish mechanisms to retain males initiated on second-line ART in care. The association of anemia and loss to follow up needs to be investigated.

2020 ◽  
Author(s):  
Nuwagira Edwin ◽  
Boniface A. E Lumori ◽  
Rose Muhindo ◽  
Micheal Kanyesigye ◽  
Abdallar Amir ◽  
...  

Abstract Background: Good adherence to antiretroviral treatment and retention in care are essential for the effectiveness of an HIV care program. With the current increase in numbers of people living with HIV taking second-line ART in sub-Saharan Africa, there is a need to establish their treatment outcomes and the rate of loss to follow up. In this study, we determined the incidence and predictors of loss to follow up among patients taking second-line ART at an experienced HIV treatment center in southwestern Uganda.Methods: This was a retrospective review of an electronic database at Mbarara Regional Referral Hospital HIV clinic in southwestern Uganda. Second-line ART included at least two of the nucleoside reverse transcriptase inhibitors and a boosted protease-inhibitor. Loss to follow up was defined as failure to return to the health facility for care or treatment refill for 180 days or more from the previous visit. After excluding children less than 15 years, we pooled data that included socio-demographic, clinical, and laboratory data for adults who started second-line ART between 2002 and 2017. Multiple imputation was done for variables with missing data. Variables that had a p< 0.05 in unadjusted bivariate analyses were included in a multivariate binomial regression model using a stepwise backward selection procedure to describe the factors that independently predicted loss to follow up. Results: Between 2002 and 2017, 1121 patients had been initiated on second-line ART. We included data from 924 participants and of these, 518 (56.1%) were female, the mean age (SD) was 38.4 (±10.5 )years, and 433(52.4%) had a CD4 count less than 100 cells/µl at the start of second-line ART. The incidence of loss to follow up was 26.7 per 100 person-years. Male gender (Adjusted risk ratio (ARR) =1.8, 95% CI 1.5 -2.0) p <0.001 and anemia ARR 1.4, 95% CI 1.1-1.6) p<0.001 were strongly associated with loss to follow up. Conclusions: There is a high incidence of loss to follow up among patients taking protease-inhibitor based second-line ART at a tertiary HIV center in South-Western Uganda. There is a need to routinely measure hemoglobin during clinic reviews, and establish mechanisms to retain males initiated on second-line ART in care. The association of anemia and loss to follow up needs to be investigated.


Author(s):  
Bernhard Kerschberger ◽  
Andrew Boulle ◽  
Rudo Kuwengwa ◽  
Iza Ciglenecki ◽  
Michael Schomaker

Abstract Rapid initiation of antiretroviral therapy (ART) is recommended for people living with HIV, with the option to start treatment on the day of diagnosis (same-day-ART). However, the effect of same-day-ART remains unknown in realistic public sector settings. We established a cohort of ≥16-year-old patients who initiated first-line ART under Treat-All in Nhlangano (Eswatini) between 2014-2016, either on the day of HIV care enrolment (same-day-ART) or 1–14 days thereafter (early-ART). Directed acyclic graphs, flexible parametric survival analysis and targeted maximum likelihood estimation (TMLE) were used to estimate the effect of same-day-ART initiation on the composite unfavourable treatment outcome (loss to follow-up;death;viral failure). Of 1328 patients, 839 (63.2%) initiated same-day ART. The adjusted hazard ratio of the unfavourable outcome was increased by 1.48 (95% CI:1.16–1.89) for same-day-ART compared with early-ART. TMLE suggested that after 1 year, 28.9% of patients would experience the unfavourable outcome under same-day-ART compared with 21.2% under early-ART (difference: 7.7%; 1.3–14.1%). This estimate was driven by loss to follow-up and varied over time, with a higher hazard during the first year after HIV care enrolment and a similar hazard thereafter. We found an increased risk with same-day-ART. A limitation was possible silent transfers that were not captured.


2019 ◽  
Author(s):  
Frédérique Chammartin ◽  
Cam Ha Dao Ostinelli ◽  
Kathryn Anastos ◽  
Antoine Jaquet ◽  
Ellen Brazier ◽  
...  

ABSTRACTPurposeThe objectives of the International epidemiology Databases to Evaluate AIDS (IeDEA) are to (i) evaluate the delivery of combination antiretroviral therapy (ART) in children, adolescents and adults in sub-Saharan Africa, (ii) to describe ART regimen effectiveness, durability and tolerability, (iii) to examine HIV-related comorbidities and co-infections, and (iv) to examine the pregnancy- and HIV-related outcomes of women on ART and their infants exposed to HIV or antiretroviral therapy in utero or via breastmilk.ParticipantsIeDEA is organized in four regions (Central, East, Southern and West Africa), with 240 treatment and care sites, six data centres at African, European and US universities, and almost 1.4 million children, adolescents and adult people living with HIV (PLWHIV) enrolled.Findings to dateThe data include socio-demographic characteristics, clinical outcomes, opportunistic events, treatment regimens, clinic visits and laboratory measurements. They have been used to analyse outcomes in people living with HIV-1 or HIV-2 who initiate ART, including determinants of mortality, of switching to second-line and third-line ART, drug resistance, loss to follow-up and the immunological and virological response to different ART regimens. Programme-level estimates of mortality have been corrected for loss to follow-up. We examined the impact of co-infection with hepatitis B and C, and the epidemiology of different cancers and of (multi-drug resistant) tuberculosis, renal disease and of mental illness. The adoption of “Treat All”, making ART available to all PLWHIV regardless of CD4+ cell count or clinical stage was another important research topic.Future plansIeDEA has formulated several research priorities for the “Treat All” era in sub-Saharan Africa. It recently obtained funding to set up sentinel sites where additional data are prospectively collected on cardiometabolic risks factors as well as mental health and liver diseases, and is planning to create a drug resistance database.


2021 ◽  
Vol 21 (1) ◽  
Author(s):  
Roxanna Haghighat ◽  
Elona Toska ◽  
Nontuthuzelo Bungane ◽  
Lucie Cluver

Abstract Background Little evidence exists to comprehensively estimate adolescent viral suppression after initiation on antiretroviral therapy in sub-Saharan Africa. This study examines adolescent progression along the HIV care cascade to viral suppression for adolescents initiated on antiretroviral therapy in South Africa. Methods All adolescents ever initiated on antiretroviral therapy (n=1080) by 2015 in a health district of the Eastern Cape, South Africa, were interviewed in 2014–2015. Clinical records were extracted from 52 healthcare facilities through January 2018 (including records in multiple facilities). Mortality and loss to follow-up rates were corrected for transfers. Predictors of progression through the HIV care cascade were tested using sequential multivariable logistic regressions. Predicted probabilities for the effects of significant predictors were estimated by sex and mode of infection. Results Corrected mortality and loss to follow-up rates were 3.3 and 16.9%, respectively. Among adolescents with clinical records, 92.3% had ≥1 viral load, but only 51.1% of viral loads were from the past 12 months. Adolescents on ART for ≥2 years (AOR 3.42 [95%CI 2.14–5.47], p< 0.001) and who experienced decentralised care (AOR 1.39 [95%CI 1.06–1.83], p=0.018) were more likely to have a recent viral load. The average effect of decentralised care on recent viral load was greater for female (AOR 2.39 [95%CI 1.29–4.43], p=0.006) and sexually infected adolescents (AOR 3.48 [95%CI 1.04–11.65], p=0.043). Of the total cohort, 47.5% were recorded as fully virally suppressed at most recent test. Only 23.2% were recorded as fully virally suppressed within the past 12 months. Younger adolescents (AOR 1.39 [95%CI 1.06–1.82], p=0.017) and those on ART for ≥2 years (AOR 1.70 [95%CI 1.12–2.58], p=0.013) were more likely to be fully viral suppressed. Conclusions Viral load recording and viral suppression rates remain low for ART-initiated adolescents in South Africa. Improved outcomes for this population require stronger engagement in care and viral load monitoring.


2020 ◽  
Vol 10 (2) ◽  
pp. 64-69
Author(s):  
T. Agizew ◽  
D. Surie ◽  
J.E. Oeltmann ◽  
M. Letebele ◽  
S. Pals ◽  
...  

Setting: Twenty-two clinics providing HIV care and treatment in Botswana where tuberculosis (TB) and HIV comorbidity is as high as 49%.Objectives: To assess eligibility of TB preventive treatment (TPT) at antiretroviral therapy (ART) initiation and at four follow-up visits (FUVs), and to describe the TB prevalence and associated factors at baseline and yield of TB diagnoses at each FUV.Design: A prospective study of routinely collected data on people living with HIV (PLHIV) enrolled into care for the Xpert® MTB/RIF Package Rollout Evaluation Study between 2012 and 2015.Results: Of 6041 PLHIV initiating ART, eligibility for TPT was 69% (4177/6041) at baseline and 93% (5408/5815); 95% (5234/5514); 96% (4869/5079); and 97% (3925/4055) at FUV1, FUV2, FUV3, and FUV4, respectively. TB prevalence at baseline was 11% and 2%, 3%, 3% and 6% at each subsequent FUV. At baseline, independent risk factors for prevalent TB were CD4 <200 cells/mm3 (aOR = 1.4, P = 0.030); anemia (aOR = 2.39, P < 0.001); cough (aOR = 11.21, P < 0.001); fever (aOR = 2.15, P = 0.001); and weight loss (aOR = 2.60, P = 0.002).Conclusion: Eligibility for TPT initiation is higher at visits post-ART initiation, while most cases of active TB were identified at ART initiation. Missed opportunities for TB further compromises TB control effort among PLHIV in Botswana.


BMJ Open ◽  
2020 ◽  
Vol 10 (5) ◽  
pp. e035246 ◽  
Author(s):  
Frédérique Chammartin ◽  
Cam Ha Dao Ostinelli ◽  
Kathryn Anastos ◽  
Antoine Jaquet ◽  
Ellen Brazier ◽  
...  

PurposeThe objectives of the International epidemiology databases to evaluate AIDS (IeDEA) are to (i) evaluate the delivery of combination antiretroviral therapy (ART) in children, adolescents and adults in sub-Saharan Africa, (ii) to describe ART regimen effectiveness, durability and tolerability, (iii) to examine HIV-related comorbidities and coinfections and (iv) to examine the pregnancy-related and HIV-related outcomes of women on ART and their infants exposed to HIV or ART in utero or via breast milk.ParticipantsIeDEA is organised in four regions (Central, East, Southern and West Africa), with 240 treatment and care sites, six data centres at African, European and US universities, and almost 1.4 million children, adolescents and adult people living with HIV (PLWHIV) enrolled.Findings to dateThe data include socio-demographic characteristics, clinical outcomes, opportunistic events, treatment regimens, clinic visits and laboratory measurements. They have been used to analyse outcomes in PLWHIV-1 or PLWHIV-2 who initiate ART, including determinants of mortality, of switching to second-line and third-line ART, drug resistance, loss to follow-up and the immunological and virological response to different ART regimens. Programme-level estimates of mortality have been corrected for loss to follow-up. We examined the impact of coinfection with hepatitis B and C, and the epidemiology of different cancers and of (multidrug resistant) tuberculosis, renal disease and of mental illness. The adoption of ‘Treat All’, making ART available to all PLWHIV regardless of CD4+ cell count or clinical stage was another important research topic.Future plansIeDEA has formulated several research priorities for the ‘Treat All’ era in sub-Saharan Africa. It recently obtained funding to set up sentinel sites where additional data are prospectively collected on cardiometabolic risks factors as well as mental health and liver diseases, and is planning to create a drug resistance database.


PLoS ONE ◽  
2014 ◽  
Vol 9 (7) ◽  
pp. e100039 ◽  
Author(s):  
Bisola Ojikutu ◽  
Molly Higgins-Biddle ◽  
Dana Greeson ◽  
Benjamin R. Phelps ◽  
Anouk Amzel ◽  
...  

2019 ◽  
Vol 1 ◽  
pp. 19-23
Author(s):  
Kidangazhiyathmana Ajithkumar ◽  
P. C. Amrutha ◽  
Unnikrishnan C. Vinitha ◽  
T. P. Rakesh ◽  
Andrews M. Andrews

Background Assessment of the functioning of Kerala’s second-line component of antiretroviral therapy (ART) program by National AIDS Control Organization (NACO) is attempted. Aims This study aims to evaluate the factors related to mortality and loss to follow-up (LFU) during the second-line ART rollout in Kerala. Materials and Methods Prospective observational cohort study. All patients referred for the second-line ART from September 2011 to June 2013 were included, followed up till December 2013 or till death. Those who were not eligible to attend the State AIDS Clinical Expert Panel (SACEP) were excluded from the study. Descriptive variables were compared using proportions and percentages. Univariate analysis and multivariate logistic regression were done to find out the association. The study was approved by ethical committee and consent was taken from all the interviewed patients. Results Of 238 patients enrolled, 62 died and 25 became LFU. Age >40 years (odds ratio [OR] 2.08; 95% confidence interval [CI]: 1.05, 4.1), HIV concordance between partners (OR 1.53; 95% CI: 0.7, 3.34), and duration of >90 days from last CD4+ to SACEP (OR 2.32; 95% CI: 1.17, 4.5) were significantly associated with death. Only factor affecting LFU was distance >150 km from patient’s home to ART Plus Centre (OR: 2.7; 95% CI: 0.11, 1.85). Limitations We could not consider all factors affecting mortality while initiating second-line ART. Moreover, experience from a low-level epidemic state, with good health-care infrastructure may not reflect rest of India. Conclusions Accessibility to program in terms of distance to the point of care and delayed linkage of patients for the second-line ART is presently the main weaknesses in Kerala. Special attention should be given to concordant couples and older individuals who are more vulnerable. Recent steps by NACO, such as initiation of two ART Plus Centre and provision viral load testing at the point of care, are big leaps toward solution.


2019 ◽  
Vol 9 (1-s) ◽  
pp. 52-59
Author(s):  
Ahmed Mohammed ◽  
Saed Abdi ◽  
S Palani ◽  
Nisha Mary Joseph

Background and Objectives: Loss to follow-up is a common problem of most patients on antiretroviral therapy in Ethiopia. Second-line antiretroviral therapy is the drug that would be used when the first-line therapy fails.  Thus this study intends to determine the incidence and risk factors of time to losses to follow up among  Human  Immunodeficiency  Virus (HIV) patients on second line regimens of  Antiretroviral Therapy(ART) in Amhara region Hospitals, Ethiopia. Methods: Institutional based retrospective cohort study was conducted in the Amhara region hospitals from February to March 2016. A total of 1246 patient from eight hospitals in Amhara region were selected using simple random sampling method and data were extracted from patient charts.  The log rank test was used to assess presence of significant difference in time to losses to follow among levels of categorical variables. Both bi-variiable and multivariable Cox proportional hazards models were used to identify factors that affect the time to losses to follow up.    Results: The cumulative incidence of loss to follow up was 5.41% over the entire (eight) years of follow-up. The cumulative incidence rates of death and transfer out were 10.99%,10.02 %, respectively. In multivariable Cox regression analysis, ambulatory functional status (AHR=0.1967, 95% CI: 0.049- 0 .794), male gender (AHR=2.135, 95% CI: 1.053- 4.330),  adherence to ART (AHR=0.442, 95% CI: 0.198- 0.989) were significant predictors of time to losses to follow up. The use of 2a, 2e and 2g types of second line regimen reduced the risk of  loss to follow up. Interpretations and Conclusions: The incidence of loss to follow up in Amhara region hospitals was low. Loss to folow up was negatively  associated with female gender, ambulatory  baseline functional status, adherence, & types of second line regimen types. Further research on the effect of  types of drug is recommended by acertaining whether the reduction in loss to follow up  for patients who took drug types of 2a, 2e, and 2g is associaed with improved or worsened health outcomes by trafcking lost patients closely.  


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