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Subjects positive for serum R249S mutation by HBsAg status [n/total (%)].
| HBsAg | October–Marcha | April–July | OR (95% CI) | |||
|---|---|---|---|---|---|---|
| Negative | 45/134 (34) | 13/102 (13) | 0.30 (0.15, 0.61) | |||
| Positive | 43/134 (32) | 63/103 (61) | 3.59 (2.05, 6.30) | |||
| ORs are adjusted for age and sex. aUsed as reference category for OR determination. | ||||||
