Table 1.
Table showing the proportions of HBcAb, HBsAg and HBsAb among categories of pupils.
| Category (N=501) | Subcategory (n) | Proportion positive for HBcAb (%, CI) | P-value | Proportion positive for HBsAg (%, CI) | P-value | Proportion positive for HBsAb (%) | P-value |
|---|---|---|---|---|---|---|---|
| Gender | Female (282) | 9 (3.2, 1.6-5.7) | Male (219) | 5 (1.8, 0.7-3.9) | 0.58 | 8 (3.7, 1.7-6.8) | 0.91 |
| 62 (22.0, 17.4-27.1) | |||||||
| Age category (years) | >13(114) | 7 (6.1, 2.7-11.8) | 0.048*° | 3 (2.6, 0.7-7.0) | 0.49° | 17 (14.9, 9.2-22.4) | 0.07° |
| <13(387) | 11 (2.8, 1.5-4.9) | 10 (2.6, 1.3-4.6) | 82 (21.2, 17.3-25.5) | ||||
| Ethnicity | Akan (404) | 12 (3.0, 1.6-5.0) | 0.29 | 11 (2.7, 1.4-4.7) | 0.89 | 68 (16.8, 13.4-20.7) | 0.0005 |
| Hausa (18) | 2 (11.1, 1.9-32.1) | 1 (5.6, 0.3-24.5) | 9 (50, 27.8-72.2) | ||||
| Ga (7) | 0 (0) | 0 (0) | 2 (28.6, 5.1-67.0) | ||||
| Ewe (40) | 2 (5.0, 0.8-15.6) | 1 (2.5, 0.1-11.7) | 8 (20.0, 9.7-34.5) | ||||
| Other (22) | 2 (9.1, 1.6-26.9) | 0 (0) | 10 (45.5, 25.9-66.1) | ||||
| Dagati (10) | 0 (0) | 0 (0) | 2 (20.0, 3.5-52.0) | ||||
| Residency | Cape Coast (486) | 17 (3.5, 2.1-5.4) | 0.52 | 12 (2.5, 1.3-4.2) | 0.31 | 95 (19.5, 16.2-23.3) | 0.50 |
| Outside Cape Coast (15) | 1 (6.7, 0.3-28.7) | 1 (6.7, 0.3-28.7) | 4 (26.7, 9.1-52.5) | ||||
| Religion | Christianity (413) | 11 (2.7, 1.4-4.6) | 0.016* | 9 (2.2, 1.1-4.0) | 0.20 | 76 (18.4, 14.9-22.4) | 0.098 |
| Islam (88) | 7 (8.0, 3.5-15.1) | 4 (4.5, 1.5-10.6) | 23 (26.1, 17.8-36.1) |
*P-value significant at or less than 0.05%; °one-tailed test of independence performed.