Table 1.
Patient characteristics
| Study group (Quad Shot) | Control group (30 Gy/10#) | |
|---|---|---|
| Age (years) | ||
| Range | 28-78 | 28-76 |
| Median | 55 | 54 |
| Gender, n (%) | ||
| Male | 21 (91.30) | 22 (95.65) |
| Female | 2 (8.69) | 1 (4.34) |
| ECOG PS | ||
| 0 | 6 (26.08) | 8 (34.78) |
| 1 | 17 (73.91) | 15 (65.21) |
| Native place, n (%) | ||
| Rural | 7 (30.43) | 17 (36.95) |
| Urban | 16 (69.56) | 29 (63.04) |
| Site, n (%) | ||
| Oral cavity | 14 (60.86) | 11 (47.82) |
| Buccal mucosa | 6 (26.08) | 7 (30.43) |
| Anterior tongue | 6 (26.08) | 3 (13.07) |
| Floor of mouth | 1 (4.34) | 1 (4.34) |
| Hard palate | 1 (4.34) | 0 |
| Oropharynx | 5 (21.73) | 8 (34.78) |
| Base of tongue | 2 (8.69) | 4 (30.43) |
| Tonsil | 2 (8.69) | 2 (13.07) |
| Soft palate | 1 (4.34) | 2 (4.34) |
| Larynx | 3 (13.07) | 4 (15.79) |
| Hypopharynx | 1 (4.34) | 0 |
| T-stage, n (%) | ||
| T2 | 1 (4.34) | 1 (4.34) |
| T3 | 5 (21.73) | 3 (13.04) |
| T4 | 17 (73.91) | 19 (82.60) |
| N-stage, n (%) | ||
| N0 | 0 (0.0) | 0 (0.0) |
| N1 | 0 (0.0) | 0 (0.0) |
| N2 | 4 (17.39) | 6 (26.08) |
| N3 | 19 (82.60) | 17 (73.91) |
| TNM stage, n (%) | ||
| Stage IV B | 23 (92) | 23 (92) |
| Stage IV C | 2 (8) | 2 (8) |
ECOG PS: Eastern Cooperative Oncology Group performance status, TNM: Tumor, node, metastasis