Seroprevalence and Risk Factors for Hepatitis B Virus Infection in Adolescent Blood Donors within Selected Counties of Western Kenya

Table 1

HBsAg frequency in relation to sociodemography in adolescent blood donors in Kisumu, Homa Bay, and Siaya counties.

Characteristic	Nonreactive, (%)	Reactive, (%)	value
Age brackets			0.584
18-21	851 (85.1%)	31 (3.1%)
22-25	115 (11.5%)	3 (0.3%)
Gender			0.470
Male	599 (59.9%)	19 (1.9%)
Female	367 (36.7%)	15 (1.5%)
Number of donations			0.158
First	928 (92.8%)	31 (3.1%)
Repeats	38 (3.8%)	3 (0.3%)
Counties of origin			0.458
Kisumu	371 (37.1%)	10 (1.0%)
Homa Bay	311 (31.1%)	11 (1.1%)
Siaya	284 (28.4%)	13 (1.3%)