Table 1 Characteristics of the children according to hepatitis B antibody titer
|  | Total | Positive (>100 IU/L) | Weakly positive (10–100 IU/L) | Negative (<10 IU/L) | p value |
|---|---|---|---|---|---|
Age (months) | 48.21 ± 46.22 | 25.12 ± 28.74 | 46.45 ± 40.28 | 80.71 ± 53.54 | <0.001* |
Patients | 5650 | 1909 (33.8%) | 2262 (40.0%) | 1479 (26.2%) | - |
 Male | 3013 | 1063 (35.3%) | 1189 (39.5%) | 761 (25.2%) | 0.032* |
 Female | 2637 | 846 (32.1%) | 1073 (40.7%) | 718 (27.2%) | |
AST (IU/L) | 43.13 ± 56.08 | 47.84 ± 56.80 | 43.17 ± 62.67 | 36.99 ± 42.18 | <0.001* |
ALT (IU/L) | 23.95 ± 62.28 | 25.75 ± 49.07 | 24.15 ± 71.21 | 21.31 ± 62.85 | 0.117 |