Table 1.
Characteristics of patients
| Variables | Lymph node status |
p-value | |
|---|---|---|---|
| Positive number (%) | Negative number (%) | ||
| Age (years) | 0.6217 | ||
| >69 | 9 (39.1) | 14 (60.9) | |
| ≤69 | 14 (50) | 14 (50) | |
| Sex | 1 | ||
| Male | 21 (45.7) | 25 (54.3) | |
| Female | 2 (40) | 3 (60) | |
| T stage | 0.3059 | ||
| T1 | 4 (36.4) | 7 (63.6) | |
| T2 | 2 (22.2) | 7 (77.8) | |
| T3 | 15 (53.6) | 13 (46.4) | |
| T4 | 2 (66.7) | 1 (33.3) | |
| AJCC stage | <0.0001 | ||
| I | 0 (0) | 7 (100) | |
| II | 6 (23.1) | 20 (76.9) | |
| III | 17 (94.4) | 1 (5.6) | |
| Location | 0.7022 | ||
| Upper | 5 (50) | 5 (50) | |
| Middle | 10 (50) | 10 (50) | |
| Lower | 8 (38.1) | 13 (61.9) | |
| Differentiation | 0.2755 | ||
| Well | 12 (52.2) | 11 (47.8) | |
| Moderate | 8 (50) | 8 (50) | |
| Poor | 3 (25) | 9 (75) | |
| SUVmax | 0.0694 | ||
| >12.2 | 15 (60) | 10 (40) | |
| ≤12.2 | 8 (30.8) | 18 (69.2) | |
| SUVmean | 0.2103 | ||
| >7.15 | 14 (56) | 11 (44) | |
| ≤7.15 | 9 (34.6) | 17 (65.4) | |
| MTV (cm3) | 0.0174 | ||
| >7.3 | 16 (64) | 9 (36) | |
| ≤7.3 | 7 (26.9) | 19 (73.1) | |
| TLG | 0.0174 | ||
| >60.17 | 16 (64) | 9 (36) | |
| ≤60.17 | 7 (26.9) | 19 (73.1) | |
| HF | 0.0033 | ||
| >2.705 | 17 (68) | 8 (32) | |
| ≤2.705 | 6 (23.1) | 20 (76.9) | |
AJCC, American Joint Commitee on Cancer; HF, heterogeneity factor; MTV, metabolic tumour volume; SUVmax, maximum standardized uptake value; SUVmean, mean standardized uptake value; TLG, total lesion glycolysis.