Table 2 Univariable and Multivariable analysis

No

p-value

(log-rank test)

HR

95%CI

p-value

Location

Deep

57

0.460

0.46

0.18,1.19

0.108

Superficial

48

Age

 < 60

43

0.021

2.98

1.10,8.07

0.032

 ≥ 60

62

Maximum dimension

 < 3 cm

27

0.440

1.57

0.56,4.37

0.390

 ≥ 3 cm

68

Surgery

Resection

60

0.883

1.10

0.40,3.06

0.848

Biopsy

45

Treatment

supportive

5

therapeutic

72

0.19

0.05,0.68

0.01

Radio only

10

0.028

0.20

0.31,1.27

0.088

Chemo only

31

0.010

0.14

0.31,0.59

0.008

Radio + Chemo

31

0.001

0.22

0.57,0.84

0.026