Table 1.
Demographic and clinical characteristics of the patients
| Clinical characteristic | Category | N(%) |
|---|---|---|
| Sex | Male | 148 (73.3) |
| Female | 54 (26.7) | |
| Age(years) | <60 | 130 (64.4) |
| ≥61 | 72 (35.6) | |
| Tumor site | Tongue | 93 (46.0) |
| Buccal mucosa | 33 (16.3) | |
| Gingiva | 40 (19.8) | |
| Floor of mouth | 18 (8.9) | |
| Palate | 8 (4.0) | |
| Lip | 4 (2.0) | |
| Lymph node in the neck | 6 (3.0) | |
| T stage | T1(primary) | 29 (14.36) |
| T2(primary) | 53 (26.24) | |
| T3(primary) | 26 (12.87) | |
| T4(primary) | 47 (23.27) | |
| Relapse & metastasis | 47 (23.27) | |
| N stage | N0(primary+relapse) | 95 + 28 (60.89) |
| N+(primary+relapse) | 60 + 19 (39.11) | |
| Clinical stage | I | 25 (12.38) |
| II | 40 (19.80) | |
| III | 25 (12.38) | |
| IV | 65 (32.18) | |
| Relapse | 47 (23.27) | |
| Primary or relapse | Primary | 155 (76.73) |
| Relapse | 47 (23.27) | |
|
Preoperative D-dimer (μg/L) |
Median | 358.47 |
| First and third quality | 184.36, 581.74 | |
|
Preoperative FIB (g/L) |
Median | 3.56 |
| First and third quality | 2.88, 4.08 | |
|
Preoperative PLT (10^9/L) |
Median | 246.5 |
| First and third quality | 210.00, 305.00 |