Table 3.
Total complications and subgroup meta-analysis results
| Outcomes | No. of study | Sample size | Heterogeneity P, I2 | RR 95% CI | P | |
|---|---|---|---|---|---|---|
|
|
||||||
| LAG | OG | |||||
| Total complications | 11 | 982 | 922 | 0.55, 0% | 0.70, [0.57, 0.86] | 0.0009 |
| Duodenal stump fistula | 8 | 712 | 717 | 0.89, 0% | 0.94, [0.38, 2.31] | 0.89 |
| Anastomotic leakage | 8 | 855 | 793 | 0.67, 0% | 0.71, [0.34, 1.50] | 0.37 |
| Anastomotic stenosis | 6 | 776 | 716 | 0.74, 0% | 1.04, [0.49, 2.22] | 0.92 |
| Abdominal abscess | 5 | 698 | 626 | 0.51, 0% | 0.49, [0.25, 0.96] | 0.04 |
| Abdominal bleeding | 7 | 646 | 616 | 0.65, 0% | 0.94, [0.39, 2.29] | 0.89 |
| Postoperative ileus | 5 | 573 | 579 | 0.35, 10% | 0.90, [0.33, 2.46] | 0.84 |
| Pancreatitis | 5 | 594 | 454 | 0.94, 0% | 1.05, [0.51, 2.18] | 0.89 |
| Wound infection | 7 | 579 | 596 | 0.72, 0% | 0.26, [0.13, 0.56] | 0.0005 |
| Pulmonary infection | 5 | 508 | 465 | 0.07, 54% | 0.70, [0.36, 1.36] | 0.29 |