From: Laparoscopic versus open gastrectomy for gastric cancer
Outcome | Studies | Participants | Heterogeneity | Model | WMD, RR, or HR | 95% CI | P | |
---|---|---|---|---|---|---|---|---|
I2 | P | |||||||
Lymph nodes harvested | ||||||||
 1. EGC | 5 | 206 | 79% | < 0.001 | Random | − 2.02 | [− 5.76, 1.72] | 0.29 |
 2. AGC | 6 | 2219 | 0 | 0.49 | Fixed | − 0.51 | [− 1.19, 0.18] | 0.15 |
Severe adverse complications | ||||||||
 1. EGC | 4 | 166 | 0 | 0.60 | Fixed | 0.44 | [0.14, 1.39] | 0.16 |
 2. AGC | 6 | 2219 | 0 | 0.73 | Fixed | 1.03 | [0.62, 1.69] | 0.92 |
Short-term recurrence | ||||||||
 1. EGC | 4 | 166 | Totals not selected | |||||
 2. AGC | 0 | 0 | ||||||
Long-term recurrence | ||||||||
 1. EGC | 4 | 166 | Totals not selected | |||||
 2. AGC | 2 | 320 | 0 | 0.53 | Fixed | 1.05 | [0.72, 1.53] | 0.82 |
Short-term mortality | ||||||||
 1. EGC | 5 | 206 | Totals not selected | |||||
 2. AGC | 5 | 2023 | 0 | 0.44 | Fixed | 2.34 | [0.35, 15.70] | 0.38 |
Long-term mortality | ||||||||
 1. EGC | 6 | 406 | 0 | 0.99 | Fixed | 0.96 | [0.72, 1.27] | 0.76 |
 2. AGC | 2 | 220 | 61% | 0.11 | Random | 1.45 | [0.59, 3.55] | 0.42 |