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Feasibility and acceptability of implementing the three-stage model of HIV and tuberculosis care in prisons in sub-Saharan Africa: a pilot implementation research study from Central Malawi

Por: Samwiri Nkambule · E. · Herce · M. E. · Mbakaya · B. C.
Objective

Malawi’s prisons are overcrowded, contributing to tuberculosis (TB) and Human Immunodeficiency Virus (HIV) transmission and service delivery gaps for both conditions. We applied an empirically supported three-stage model of HIV/TB care to guide the improvement of TB/HIV service delivery in select Malawian prisons.

Design

We conducted a pilot implementation research study using multimethods from May 2022 to April 2023.

Setting

Two semi-urban prisons in Malawi.

Participants

We purposively sampled participants detained at the study sites during the study period.

Methods and intervention

We collected data on sociodemographics, medical history and screening results for sexually transmitted infections (STIs), HIV and TB results. We conducted in-depth interviews with prison professional staff and used content analysis to explore the feasibility of implementing the three-stage model of HIV and TB care in Malawian prisons.

Results

Mean participant age was 35 years (SD 12.2 years). We screened 100 out of 647 (15%) incarcerated people for TB/HIV according to the three-stage model and identified the following: five cases of TB disease; two cases of HIV-associated TB; seven persons living with HIV; eight persons diagnosed and treated for STIs, including genital ulcer disease and syphilis. For those tested for HIV at entry, midpoint and exit screening, there was no documented case of seroconversion during the incarceration period. There was evidence of potential STI transmission during incarceration, as suggested by a 4% rate of new urethral discharge among participants. Qualitative data suggest that it is feasible to implement the three-stage model of HIV/TB in the Malawi prison setting.

Conclusions

We found evidence of HIV, TB and STIs among incarcerated people in two semi-urban prisons in Malawi, with low HIV status awareness on prison entry. It is feasible to implement the three-stage model of HIV/TB in prison settings, although with material support to overcome implementation challenges. Coordination with Ministry of Health officials could facilitate model feasibility and sustainability in Malawi’s prisons.

Longitudinal analysis of proinflammatory and anti-inflammatory cytokines in the cerebrospinal fluid and peripheral blood of treatment-naïve first-episode psychosis patients, and their correlation with psychosis severity and cognitive impairment in sub-S

Por: Thela · L. · Paruk · S. · Nkambule · B. B. · Ntlantsana · V. · Abbai · N. S. · Msibi · Z. · Chhagan · U. · Tomita · A. · Naidu · T. · Nkosi · S. · Chiliza · B.
Background

Inflammation is indicated as one of the factors that play a role in the development of schizophrenia, with several studies having found considerable inconsistencies in their results. Few have investigated the role of inflammation in primary psychosis in blood and cerebrospinal fluids simultaneously, the aim of this study being to investigate the expression of blood and cerebrospinal fluid inflammatory cytokines in treatment-naive first-episode psychotic participants.

Methods and analysis

This is a combined cross-sectional and prospective observational study, which is currently taking place in Durban, South Africa, will recruit 60 participants (30 cases and 30 matched controls). The primary objective is to describe baseline CSF and longitudinal expression/levels of inflammatory cytokines in the blood in persons diagnosed with first-episode psychosis (FEP) for 12 months. The secondary objective is to describe the associations between inflammatory cytokines and psychosis severity, neurocognitive performance, antipsychotic response and metabolic changes at different time points (baseline, 3, 6 and 12 months).

Interventions

We will collect the sociodemographic details of all participants, and the Positive and Negative Symptoms Scale, Patient Health Questionnaire-9, Childhood Trauma Scale, Repeatable Battery for the Assessment of Neuropsychological Status Update, metabolic markers and inflammatory markers (venous blood and lumbar puncture cerebrospinal fluid) for those with FEP. Data from matched controls will only be collected at one point and no follow-ups (cross-sectional).

Ethics and dissemination

The study protocol has been approved by the University of KwaZulu-Natal Biomedical Research Ethics Committee (BREC/00004714/2022). The study is nested in an ongoing study titled the burden of HIV and Psychosis in an African setting: a longitudinal study of HIV-infected and non-infected patients with First-Episode Psychosis (BREC 571/18). The results will be actively disseminated through peer-reviewed journal publications and conference presentations.

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