Table 1.
Seroprevalence of anti-HAV antibodies in Korea according to sex, age, and residency
| Variables | Total number (%) | Number of anti-HAV IgG positives (%) | Odds ratio (95% CI)a | p |
|---|---|---|---|---|
| Sex | ||||
| Male | 239 (48.88) | 145 (60.67) | 1 | 0.1585 |
| Female | 250 (51.12) | 167 (66.80) | 1.30 (0.90, 1.89) | |
| Age groups | ||||
| 10–14 | 118 (24.13) | 45 (38.14) | 1 | <0.0001 |
| 15–19 | 78 (15.95) | 22 (28.21) | 0.64 (0.34, 1.18) | |
| 20–29 | 96 (19.63) | 53 (55.21) | 2.00 (1.16, 3.46) | |
| 30–39 | 98 (20.04) | 94 (95.92) | 38.12 (13.11, 110.85) | |
| 40–59 | 65 (13.29) | 65 (100.00) | 55.00 (22.10, 115.70) | |
| ≥60 | 34 (6.95) | 33 (97.06) | 53.53 (7.07, 405.10) | |
| Residency | ||||
| Urban | 201 (41.10) | 124 (61.69) | 1 | 0.6183 |
| Suburban | 234 (47.85) | 151 (64.53) | 1.13 (0.76, 1.67) | |
| Rural | 54 (11.04) | 37 (68.52) | 1.35 (0.71, 2.57) | |
Odds ratio to have HAV antibioses by sex, age group and residency calculated by χ2 test.
HAV = hepatitis A virus.
a
CI = confidence interval; 1 = referent.