Subgroups | No. of studies | Pooled OR (95% CI) | P value | Heterogeneity | |
---|---|---|---|---|---|
I 2 | P value | ||||
Liver cirrhosis | |||||
Asia | 6 | 1.27 (0.72–2.25) | 0.42 | 42% | 0.12 |
Egypt | 2 | 10.03 (0.74–136.23) | 0.08 | 63% | 0.10 |
HBsAg | |||||
Asia | 6 | 0.91 (0.61–1.34) | 0.62 | 38% | 0.15 |
Egypt | 1 | 0.24 (0.06–0.97) | 0.04 | – | – |