| prevalence of hepatitis b in !kung (san) children from bushmanland, namibia. | serum samples from 248 predominantly !kung children (aged 5-19 years) attending various bush schools and a clinic in bushmanland, northern namibia were examined for the presence of hepatitis b virus (hbv) markers by radioimmunoassay. hbsag was detected in 18 (7.3%) children while 117 (47.6%) showed one or more markers of hbv infection. these prevalence rates are lower than those of the closely situated territory of kavango to the north and east caprivi to the north-east. no significant differenc ... | 1994 | 7521634 |
| serological markers of hepatitis b virus and certain other viruses in the population of eastern caprivi, namibia. | serum samples from 475 male and 420 female subjects from the population of eastern caprivi, the north-easternmost territory in northern namibia, were examined for the presence of hepatitis b surface antigen (hbsag), antibodies to hbsag (anti-hbs) and hepatitis b core antigen (anti-hbc). there appeared to be a rapid acquisition of antibodies to the different markers in childhood, reaching maximum values in the 20-24 year age group. the prevalence rate for all markers was lower in eastern caprivi ... | 1991 | 2068734 |
| serologic markers for hepatitis b virus and hepatitis a virus in bushmen in west caprivi, namibia. | a community based sero-epidemiological study was undertaken to determine the age specific prevalence rates of hepatitis a virus (hav) and hepatitis b virus (hbv) infection in a band of bushmen in the west caprivi, namibia. all children tested and all but two of the adults tested showed the presence of anti-hav antibodies. nineteen individuals (18%) were positive for hbsag and 65 (61%) individuals had serologic evidence of past exposure to hbv infection. | 1995 | 7781552 |