Table 4 Publication bias by Egger’s test
From: Laparoscopic versus open gastrectomy for gastric cancer
Outcome | Studies | P (Egger’s test) |
|---|---|---|
Operative time | 17 | 0.75 |
Blood loss | 16 | 0.82 |
Blood transfusion | ||
 1. Number | 7 | 0.49 |
 2. Quantity | 2 | – |
Lymph nodes harvested | 16 | 0.02 |
Analgesic administration | ||
 1. Frequency | 4 | 0.42 |
 2. Duration | 3 | 0.03 |
Hospital stay | 14 | 0.30 |
Time to first flatus | 13 | 0.03 |
Time to first ambulation | 6 | 0.53 |
Time to first oral intake | 8 | 0.75 |
Adverse complications | ||
 1. Total | 16 | 0.10 |
 2. Severe | 14 | 0.52 |
Recurrence | ||
 1. Short-term | 4 | – |
 2. Long-term | 7 | 0.15 |
Mortality | ||
 1. Short-term | 15 | 0.97 |
 2. Long-term | 9 | 0.27 |