Research Article
Seroconversion and Prevalence of Hepatitis B Surface Antigen among Vaccinated Health Care Workers in Ashanti Region, Ghana
Table 2
Association between demographics and other characteristics of HCWs and seroconversion status.
| Variable | Seroconversion | value | Yes, n (%) | No, n (%) |
| Age, years (N = 424) | | | <0.001 | <20 | 4 (50.0) | 4 (50.0) | | 20–29 | 210 (73.4) | 76 (26.6) | | 30–39 | 69 (59.5) | 47 (40.5) | | ≥40 | 3 (21.4) | 11 (78.6) | | Sex | | | 0.914 | Male | 104 (68.0) | 49 (32.0) | | Female | 182 (67.2) | 89 (32.8) | | Setting HBV was administered | | | 0.354 | School | 135 (70.3) | 57 (29.7) | | Hospital | 141 (65.3) | 75 (34.7) | | Other | 9 (56.3) | 7 (43.7) | | Who administered HBV | | | 0.726 | Nurse or doctor | 110 (69.2) | 49 (30.8) | | Medical laboratory scientist | 116 (68.2) | 54 (31.8) | | Other | 9 (69.2) | 4 (30.8) | | Do not remember | 51 (62.2) | 31 (37.8) | | Route of administration | | | 0.604 | Intramuscular | 241 (68.5) | 111 (31.5) | | Subcutaneous | 16 (64.0) | 9 (36.0) | | Do not know | 29 (61.7) | 18 (38.3) | | Number of doses received | | | <0.001 | 2 | 16 (37.2) | 27 (62.8) | | 3 | 234 (68.8) | 106 (31.2) | | >3 | 36 (87.8) | 5 (12.2) | | Years since last vaccination | | | 0.249 | <1 | 31 (88.6) | 4 (11.4) | | 1–4 | 103 (66.9) | 51 (33.1) | | 5–10 | 144 (65.5) | 76 (34.5) | | >10 | 8 (53.3) | 7 (46.6) | | Booster taken | | | 0.018 | Yes | 24 (88.9) | 3 (11.1) | | No | 262 (66.0) | 135 (34.0) | | Had vaccination record card | | | | Yes | 158 (74.5) | 54 (25.5) | 0.003 | No | 128 (60.4) | 84 (39.6) | |
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Bold values indicates they were used for the statistically significant variables.
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