Smoking status

no

61 (54.5%)

44 (39.3%)

7 (6.2%)

51 (45.5%)

yes

22 (42.3%)

21 (40.4%)

9 (17.3%)

30 (57.7%)

OR (95% CI),

1.00

0.70 (0.31 - 1.55)

0.28 (0.08 - 0.94)

0.61 (0.31 - 1.19)

p-value

0.96

0.043

0.20

Stage

I-II

50 (47.2%)

42 (39.6%)

14 (13.2%)

56 (52.8%)

III-IV

38 (56.7%)

26 (38.8%)

3 (4.5%)

29 (43.3%)

OR (95% CI),

1.00

0.82 (0.43 - 1.59)

0.29 (0.08 - 1.08)

0.69 (0.37 - 1.28)

p-value

0.94

0.053

0.24