Table 5.
Association between esophageal collateral veins and esophageal variceal rebleeding in cohort studies: results of meta-analyses
| Group | No. of studies | No. of patients | Pooled-effect sizes using random-effects model |
Heterogeneity |
||
|---|---|---|---|---|---|---|
| Risk ratio (95% CI) | P-value | I 2 | P-value | |||
| Paraesophageal veins | ||||||
| Overall (all from Asia) | 2 | 91 | 13.00 (2.43–69.56) | 0.003 | 0% | 0.980 |
| Using EUS | 1 | 40 | 12.60 (0.70–227.89) | 0.09 | − | − |
| Using CT | 1 | 51 | 13.21 (1.69–103.38) | 0.01 | − | − |
| EIS | 1 | 51 | 13.21 (1.69–103.38) | 0.01 | − | − |
| EVL | 1 | 40 | 12.60 (0.70–227.89) | 0.09 | − | − |
CI, confidence interval; EUS, endoscopic ultrasound; CT, computed tomography; EIS, endoscopic injection sclerotherapy; EVL, endoscopic variceal ligation.