|
| Characteristics | OP | OPRT | OPRCT |
|
| Gender | Male: 20 (76.9%)
Female: 6 (23.1%) | Male: 24 (70.6%)
Female: 10 (29.4%) | Male: 42 (82.4%)
Female: 9 (17.6%) |
|
| Age (years) | Median: 55
Range: 40–69 | Median: 54
Range: 37–78 | Median: 54
Range: 36–73 |
|
| Smoking | Smokers: 12 (15.4%),
Nonsmokers: 4 (32.7%)
n.a.: 10 (38.5%) | Smokers: 13 (38.2%),
Nonsmokers: 3 (8.8%)
n.a.: 18 (49%) | Smokers: 18 (35.3%),
Nonsmokers: 4 (7.8%)
n.a.: 29 (56.8%) |
|
| Follow-up (years) | Median: 2.99
Range: 0.28–10.69 | Median: 4.44
Range: 0.93–15.85 | Median: 4.77
Range: 0.22–13.05 |
|
| Localization | Base of the tongue: 5 (19.2%)
Palatine tonsil: 9 (34.6%)
Palatal arch 11 (42.3%)
Oropharynx NOS: 1 (3.8%) | Base of the tongue: 8 (23.5%)
Palatine tonsil: 18 (52.9%)
Palatal arch 5 (14.7%)
Oropharynx NOS: 3 (8.8%) | Base of the tongue: 13 (25.5%)
Palatine tonsil: 31 (60.8%)
Palatal arch 2 (3.9%)
Oropharynx NOS: 5 (9.8%) |
|
| T-category | pT1: 17 (65.3%)
pT2: 9 (34.6%) | pT1: 15 (44.1%)
pT2: 19 (55.9%) | pT1: 21 (41.2%)
pT2: 30 (58.8%) |
|
| Tumor-depth (mm)* | Median: 4
Range: 1–35 | Median: 5
Range: 2–25 | Median: 5
Range: 1–19 |
|
| Tumor-size (mm) | Median: 21
Range: 6–37 | Median: 22
Range: 5–40 | Median: 22
Range: 7–38 |
|
| N-category (pooled) | 0: 69.2%
1: 19.2%
2: 11.5% | 0: 44.1%
1: 20.6%
2: 35.3% | 0: 9.8%
1: 23.5%
2: 66.7% |
|
| Neck dissection | Yes: 20 (76.9%)
No: 6 (23.1%) | Yes: 34 (100%) | Yes: 51 (100%) |
|
| Surgical technique | TLM: 3 (11.5%)
Electrocautery: 33 (89.5%) | TLM: 6 (17.6%)
Electrocautery: 27 (79.5%)
Combined: 1 (2.9%) | TLM: 10 (19.6%)
Electrocautery: 40 (78.4%)
Combined: 1 (2.0%) |
|
| Histological differentiation | G2: 20 (76.9%)
G3: 6 (23.1%) | G1: 1 (2.9%)
G2: 20 (61.8%)
G3: 6 (35.3%) | G2: 27 (52.9%)
G3: 24 (47.1%) |
|
