Variable

Stage

p-value

OR (95% CI)

Early

Late

TOTAL

n

%

n

%

n

%

・ Smoking

Yes

29

26.1

82

73.9

111

100.0

p(1) = 0.033*

1.00

No

6

60.0

4

40.0

10

100.0

4.24 (1.12 to 16.10)

TOTAL

35

28.9

86

71.1

121

100.0

・ Alcohol consumption

Yes

19

26.8

52

73.2

71

100.0

p(2) = 0.458

1.00

No

14

33.3

28

66.7

42

100.0

1.37 (0.60 to 3.14)

TOTAL

33

29.2

80

70.8

113

100.0