Table 3 Comparison of surgery-related parameters after matching
From: Impact of body mass index on surgical outcomes of gastric cancer
Characteristics | Low BMI | Normal BMI | High BMI | P value |
|---|---|---|---|---|
Blood loss (ml) | 150 (100, 200) | 150 (100, 200) | 200 (150, 350) | < 0.001 |
Operation time (min) | 170 (140, 220) | 185 (150, 230) | 217.5 (175, 263.75) | < 0.001 |
Number of retrieved lymph nodes | 26 (22, 33) | 26 (21, 32) | 23 (19, 27) | < 0.001 |
Length of postoperative stay | 7 (6, 9) | 7 (6, 9) | 8 (6, 9) | 0.179 |