Squamous cell | Small cell | Adenocarcinoma | Large cell and others | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Controls | Cases | OR* | 95% CI | Cases | OR* | 95% CI | Cases | OR* | 95% CI | Cases | OR* | 95% CI | |||||
Study I | Population controls | ||||||||||||||||
No exposure | 389 | 255 | 1.0 | (ref) | 116 | 1.0 | (ref) | 131 | 1.0 | (ref) | 128 | 1.0 | (ref) | ||||
Any level of exposure | 144 | 104 | 0.8 | 0.5 | 1.2 | 43 | 0.7 | 0.4 | 1.2 | 36 | 0.5 | 0.3 | 0.8 | 44 | 0.7 | 0.4 | 1.1 |
Non-subst. level | 74 | 49 | 0.8 | 0.5 | 1.2 | 19 | 0.6 | 0.3 | 1.2 | 21 | 0.7 | 0.4 | 1.2 | 24 | 0.7 | 0.4 | 1.3 |
Substantial level | 70 | 55 | 0.8 | 0.5 | 1.4 | 24 | 0.8 | 0.4 | 1.5 | 15 | 0.3 | 0.2 | 0.7 | 20 | 0.6 | 0.3 | 1.1 |
Study I | Cancer Controls | ||||||||||||||||
No exposure | 1072 | 255 | 1.0 | (ref) | 116 | 1.0 | (ref) | 131 | 1.0 | (ref) | 128 | 1.0 | (ref) | ||||
Any level of exposure | 272 | 104 | 1.3 | 0.9 | 1.8 | 43 | 1.2 | 0.7 | 1.8 | 36 | 1.0 | 0.6 | 1.5 | 44 | 1.1 | 0.7 | 1.7 |
Non-subst. level | 161 | 49 | 1.0 | 0.7 | 1.5 | 19 | 0.9 | 0.5 | 1.5 | 21 | 1.0 | 0.6 | 1.7 | 24 | 1.0 | 0.6 | 1.7 |
Substantial level | 116 | 55 | 1.7 | 1.1 | 2.6 | 24 | 1.6 | 0.9 | 2.8 | 15 | 0.9 | 0.5 | 1.7 | 20 | 1.2 | 0.7 | 2.1 |
Study II | Population Controls | ||||||||||||||||
No exposure | 640 | 166 | 1.0 | (ref) | 87 | 1.0 | (ref) | 171 | 1.0 | (ref) | 77 | 1.0 | (ref) | ||||
Any level of exposure | 254 | 95 | 1.2 | 0.8 | 1.7 | 38 | 0.8 | 0.5 | 1.3 | 70 | 1.1 | 0.8 | 1.7 | 32 | 1.1 | 0.7 | 1.9 |
Non-subst. level | 201 | 72 | 1.1 | 0.8 | 1.7 | 26 | 0.6 | 0.3 | 1.1 | 50 | 1.0 | 0.6 | 1.5 | 19 | 0.8 | 0.5 | 1.5 |
Substantial level | 53 | 23 | 1.3 | 0.7 | 2.5 | 12 | 1.8 | 0.8 | 4.3 | 20 | 1.9 | 1.0 | 3.7 | 13 | 2.7 | 1.2 | 6.0 |