Table 1.
Demographic and pathological characteristics of the study population.
| Characteristic | Total (%) | mGPS | P | ||
|---|---|---|---|---|---|
| 0 | 1 | 2 | |||
| Total | 212 | 90 (42.5) | 78 (36.8) | 44 (20.8) | |
| Age (years) | 0.223 | ||||
| ≤ 60 | 114 | 49 (43.0) | 37 (32.5) | 28 (24.5) | |
| > 60 | 98 | 41 (41.8) | 41 (41.8) | 16 (16.4) | |
| Sex | 0.201 | ||||
| Male | 166 (78.3) | 65 (39.2) | 64 (38.5) | 37 (22.3) | |
| Female | 46 (21.7) | 25 (54.3) | 14 (30.4) | 7 (15.2) | |
| Location | 0.892 | ||||
| Upper third | 85 (40.1) | 39 (45.9) | 31 (36.5) | 15 (17.6) | |
| Middle third | 104 (49.1) | 42 (40.4) | 38 (36.5) | 24 (23.1) | |
| Lower third | 23 (10.8) | 9 (39.1) | 9 (39.1) | 5 (21.8) | |
| Tumor length | 0.000 | ||||
| ≤ 5 cm | 112 (52.8) | 58 (51.8) | 33 (29.4) | 21 (18.8) | |
| > 5 cm | 100 (47.2) | 32 (32.0) | 45 (45.0) | 23 (23.0) | |
| T stage | 0.079 | ||||
| T1-T2 | 37 (17.5) | 21 (56.8) | 12 (32.4) | 4 (10.8) | |
| T3 | 108 (50.9) | 48 (44.4) | 35 (32.4) | 25 (23.2) | |
| T4 | 67 (31.6) | 21 (31.4) | 31 (46.2) | 15 (22.4) | |
| N stage | 0.006 | ||||
| N0 | 18 (8.5) | 14 (77.8) | 2 (11.1) | 2 (11.1) | |
| N1 | 194 (91.5) | 76 (39.2) | 76 (39.2) | 42 (21.6) | |
| M stage | 0.000 | ||||
| M0 | 103 (48.6) | 56 (54.4) | 37 (35.9) | 10 (9.7) | |
| M1 | 109 (51.4) | 34 (31.2) | 41 (37.6) | 34 (31.2) | |
| Stage | 0.001 | ||||
| I-II | 26 (12.3) | 16 (61.5) | 8 (30.8) | 2 (7.7) | |
| III | 77 (36.3) | 40 (51.9) | 29 (37.6) | 8 (10.5) | |
| IV | 109 (51.4) | 34 (31.2) | 41 (37.6) | 34 (31.2) | |
| Radiation dose | 0.335 | ||||
| < 60 Gy | 70 (33.0) | 25 (35.7) | 30 (42.8) | 15 (21.5) | |
| ≥ 60 Gy | 142 (67.0) | 65 (45.8) | 48 (33.8) | 29 (20.4) | |