Systematic Reviews
Copyright ©The Author(s) 2024.
World J Hepatol. May 27, 2024; 16(5): 843-859
Published online May 27, 2024. doi: 10.4254/wjh.v16.i5.843
Table 1 Distribution of occult hepatitis B infection prevalence in the southern region of Africa
Ref.
Year
Countries
Patients
OBI prevalence, n (%)
Types of studies
Methods
DNA limit of detection
Effective
HBV genotype
Peliganga et al[47]2021AngolaBlood donors2.9Cross-sectionalReal-time PCRND500
Mbangiwa et al[67]2018BotswanaPregnant women with/without HIV6.6Prospective studyCOBAS AmpliPrepND622D3, A1, E
Ryan et al[72]2017BotswanaHIV patient26.5NDCOBAS AmpliPrepND272
Mabunda et al[51]2020MozambiqueBlood donors0.98Cross-sectionalPCR20 UI/mL1435
Carimo et al[69]2018MozambiqueART naïve HIV patient8.3Cross-sectionalReal-time PCRND206
Sondlane et al[30]2016South AfricaHealthcare workers6.7Descriptive studyReal-time PCRND314
Amponsah-Dacosta et al[119]2015South AfricaPost-vaccination66 and 70.4NDReal-time PCRND62 and 139
Powell et al[81]2015South AfricaHIV patient13.5NDReal-time PCR250 copies/mL394
Hoffmann et al[65]2014South AfricaPregnant women with HIV1.71Case-control studyReal-time PCR20 IU/ mL175
Ayuk et al[82]2013South AfricaHIV/HBV Co-infection33.7Unmatched studyNested PCRND181
Bell et al[68]2012South AfricaART naive HIV3.79CohortReal-time PCR20 IU/ mL79
Mayaphi et al[83]2012South AfricaHIV/HBV Co-infection HIV patient3.5 in AIDS 1 in no AIDSCross-sectionalNested PCRND200/200
Firnhaber et al[66]2009South AfricaHIV patient88.4NDReal-time PCRND53