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Patient characteristic data
| Factors | Type A (n = 51) | Type B (n = 26) | Type C (n = 33) | Statistical value | P value |
| Age (yr, mean ± SD) | 58.6 ± 14.1 | 60.4 ± 15.0 | 62.3 ± 12.9 | F = 2.881 | 0.06 |
| Male, n (%) | 31 (60.8) | 15 (57.7) | 18 (54.5) | Pearson χ2 = 0.324 | 0.85 |
| BMI (kg/m2) | 25.3 ± 5.4 | 24.8 ± 4.9 | 25.1 ± 4.6 | F = 0.331 | 0.72 |
| Stage (UICC 8th) | Fisher = 1.510 | 0.84 | |||
| I | 7 | 5 | 6 | ||
| II | 26 | 10 | 16 | ||
| III | 18 | 11 | 11 |
P < 0.05. BMI: Body mass index; UICC: Union for International Cancer Control.
