Age groups Smoking percentile (years)

Primary model

Model I

Model II

OR (95% CI)

P

OR (95% CI)

P

OR (95% CI)

P

<45 (n = 189)

The percentile of smoking years 1 (n = 63)

1.000

1.000

1.000

The percentile of smoking years 2 (n = 63)

0.86 (0.42 - 1.73)

0.667

0.57 (0.25 - 1.33)

0.195

0.52 (0.21 - 1.26)

0.146

The percentile of smoking years 3 (n = 63)

1.09 (0.53 - 2.24)

0.813

1.17 (0.50 - 2.74)

0.721

1.22 (0.51 - 2.92)

0.657

45 - 60 (n = 267)

The percentile of smoking years 1 (n = 89)

1.000

1.000

1.000

The percentile of smoking years 2 (n = 89)

1.60 (0.87 - 2.94)

0.128

1.76 (0.93 - 3.32)

0.082

1.64 (0.86 - 3.13)

0.133

The percentile of smoking years 3 (n = 89)

1.09 (0.62 - 1.93)

0.766

1.28 (0.70 - 2.35)

0.428

1.18 (0.64 - 2.18)

0.606

60 - 75

(n = 234)

The percentile of smoking years 1 (n = 78)

1.000

1.000

1.000

The percentile of smoking years 2 (n = 78)

0.79 (0.40 - 1.53)

0.475

0.83 (0.42 - 1.63)

0.585

0.86 (0.43 - 1.72)

0.665

The percentile of smoking years 3 (n = 78)

0.97 (0.52 - 1.83)

0.935

1.00 (0.52 - 1.92)

0.999

1.15 (0.59 - 2.22)

0.683

>75 (n = 57)

The percentile of smoking years 1 (n = 19)

1.000

1.000

1.000

The percentile of smoking years 2 (n = 19)

3.25 (0.86 - 12.28)

0.082

2.2 (0.53 - 9.21)

0.279

2.51 (0.54 - 11.72)

0.241

The percentile of smoking years 3 (n = 19)

0.83 (0.13 - 5.50)

0.850

0.81 (0.11 - 6.09)

0.842

0.84 (0.10 - 6.87)

0.867