Table 2 Details of perioperative outcomes and tumor recurrence
Outcomes | Included studies | RR (95% CI) | p value | I2 | Model |
|---|---|---|---|---|---|
Blood transfusion | 4 | 1.02 [0.47; 2.20] | 0.97 | 89% | Random |
Total complications | 5 | 0.91 [0.70; 1.20] | 0.52 | 71% | Random |
Liver failure | 6 | 0.73 [0.35; 1.52] | 0.41 | 0% | Fixed |
Pleural effusion | 4 | 1.27 [0.61; 2.64] | 0.52 | 62% | Random |
Ascites | 3 | 0.85 [0.46; 1.58] | 0.61 | 57% | Random |
Tumor recurrence | 4 | 1.22 [0.85; 1.74] | 0.28 | 69% | Random |
SMD (95% CI) | |||||
Operation time | 6 | 0.23 [− 0.40; 0.86] | 0.47 | 97% | Random |
Blood loss | 7 | 0.02 [− 0.30; 0.33] | 0.92 | 95% | Random |
Hospital stay | 4 | 0.01 [− 0.28; 0.31] | 0.94 | 78% | Random |