Table 1 Comparison of the clinicopathological characteristics
Variable | Non-obese (n = 1255) | Obese (n = 436) | P value |
|---|---|---|---|
Age (years) | 58.2 ± 11.1 | 58.0 ± 11.0 | 0.78 |
Gender (M/F) | 777/478 | 320/116 | <0.01 |
ASA classification (I/II/III) | 593/610/52 | 226/182/28 | 0.02 |
Tumor size (cm) | 3.7 ± 1.7 | 3.7 ± 1.7 | 0.91 |
TNM stage (I/II/III) | 655/275/325 | 211/103/122 | 0.39 |
Surgical extension (D/T) | 869/386 | 336/100 | <0.01 |