Table 2.
Association between BMI, ALB, PNI and NRI and overall survival of oral cancer patients
| variables | Total number (%) | Number of Censored (%) | Number of death (%) | log-rank P | HR (95%CI) |
|---|---|---|---|---|---|
| BMI (kg/m2) | 0.001 | ||||
| 18.5–23.9 | 838 (60.07) | 628 (60.44) | 210 (58.99) | 1.000 | |
| < 18.5 | 214 (15.34) | 138 (13.28) | 76 (21.35) | 1.462 (1.124,1.902) | |
| ≥ 24.0 | 343 (24.59) | 273 (26.28) | 70 (19.66) | 0.819 (0.625,1.074) | |
| ALB (g/l) | < 0.001 | ||||
| < 40.0 | 613 (43.94) | 419 (40.33) | 194 (54.49) | 1.000 | |
| ≥ 40.0 | 782 (56.06) | 620 (59.67) | 162 (45.51) | 0.547 (0.444,0.674) | |
| PNI | < 0.001 | ||||
| < 49.3 | 703 (50.39) | 488 (46.97) | 215 (60.39) | 1.000 | |
| ≥ 49.3 | 692 (49.61) | 551 (53.03) | 141 (39.61) | 0.632 (0.511,0.783) | |
| NRI | < 0.001 | ||||
| < 97.5 | 388 (27.81) | 247 (23.77) | 141 (39.61) | 1.000 | |
| ≥ 97.5 | 1007 (72.19) | 792 (76.23) | 215 (60.39) | 0.495 (0.400,0.612) |