Table 2 Postoperative prognosis factors and adjuvant therapy

Locoregional recurrence

O

5 (31.3%)

1 (7.7%)

0.1834

X

11 (68.7%)

12 (92.3%)

Cervical nodal metastasis

O

6 (37.5%)

8 (61.5%)

0.2723

X

10 (62.5%)

5 (38.5%)

Distant metastasis

O

2 (12.5%)

3 (23.1%)

0.6322

X

14 (87.5%)

10 (76.9%)

Postoperative 3-year survival

O

13 (81.3%)

10 (76.9%)

1.0000

X

3 (18.7%)

3 (23.1%)

Postoperative 5-year survival

O

10 (83.3%)

2 (66.7%)

0.5165

X

2 (16.7%)

(except 4 cases within 5 years)

1 (33.3%)

(except 10 cases within 5 years)

Postoperative adjuvant therapy

O

8 (50.0%)

11 (84.6%)

0.1142

X

8 (50.0%)

2 (15.4%)