Research Article

Radiofrequency Coblation-Assisted Transoral Surgery for the Treatment of Oropharyngeal Squamous Cell Carcinoma: A Comparative Study with Open Surgery

Table 1

The baseline patient characteristics and comparison between the RFC-TOS and open surgery groups.

RFC-TOS (n = 31)Open surgery (n = 38) value

Gender
 Male24 (77.4%)29 (76.3%)0.91
 Female7 (22.6%)9 (23.7%)
Age56.3 ± 7.958.2 ± 10.60.41
Tumor site
 Tonsil/lateral wall20 (64.5%)22 (57.9%)0.74
 Soft palate5 (16.1%)9 (23.7%)
 Base of tongue6 (19.4%)7 (18.4%)
T stage
T18 (25.8%)8 (21.1%)0.63
T221 (67.7%)25 (65.8%)
T32 (6.5%)5 (13.2%)
N stage
N022 (70.9%)28 (73.7%)0.80
N+3 (9.7%)10 (26.3%)
Clinical stage
 I-II stage20 (64.5%)23 (60.5%)0.74
 III-IV stage11 (35.5%)15 (39.5%)
Differentiation
 High15 (48.4%)15 (39.5%)0.76
 Moderate12 (38.7%)17 (44.7%)
 Poor4 (12.9%)6 (15.8%)
p16 result
 p16+18 (58.1%)21 (55.3%)0.82
 p16−13 (41.9%)17 (44.7%)
Radiotherapy
 Yes13 (41.9%)15 (39.5%)0.84
 No18 (58.1%)23 (60.5%)