Prevalence and variability of HIV/AIDS-associated neurocognitive impairments in Africa: a systematic review and meta-analysis

Publisher:
Springer Nature
Publication Type:
Journal Article
Citation:
BMC Public Health, 2023, 23, (1), pp. 997
Issue Date:
2023-05-30
Full metadata record
AbstractsBackgroundHIV AIDS associated neurocognitive impairments negatively affect treatment adherence viral load suppression CD4 count functionality and the overall quality of life of people with seropositive status However huge variability is observed across primary studies regarding the prevalence and determinants of neurocognitive impairment in people with HIV AIDS This systematic review and meta analysis sought to determine the pooled prevalence of neurocognitive impairment and identify factors contributing to variations in its estimate among people living with HIV AIDS in Africa MethodsA comprehensive literature search of scientific databases Medline PubMed SCOPUS Web of Science PsycINFO and EMBASE was performed from inception onward Google and Google Scholar were also searched for grey literature Research articles available until July 15 2022 were included We used STATA version 14 statistical software for analysis A random effect model was executed to pool the reported prevalence of neurocognitive impairments Subgroup analysis was done to show variations in the prevalence of neurocognitive impairments and factors that might contribute to these variations ResultsA literature search resulted in 8 047 articles After the removal of duplications and thorough evaluation a total of 49 studies were included in the meta analysis The prevalence of HIV AIDS associated neurocognitive impairments was highly variable across studies ranging from 14 to 88 yielding the pooled prevalence of HIV AIDS associated neurocognitive impairment to be 46 34 95 CI 40 32 52 36 and I2 98 5 with a P value of 0 001 ConclusionsA large proportion of people living with HIV AIDS in Africa have HIV AIDS associated neurocognitive impairment This illustrates the need to establish practical approaches to early identification and effective control of HIV AIDS associated neurocognitive impairments However there were variabilities in the reported prevalence of HIV AIDS associated neurocognitive impair
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