TABLE 4.

Lung Cancer OR Among Cooks Stratified by Histological Subtype of Lung Cancer, With and Without Adjustment for Smoking

Histology	Unexposed Cases/Controls	Exposed Cases/Controls	OR1	95% CI	OR2	95% CI
Men
Adenocarcinoma	3,832/17,804	91/330	1.21	0.95–1.53	0.92	0.71–1.19
Squamous cell carcinoma	6,117/17,804	141/330	1.39	1.14–1.71	1.03	0.82–1.29
Small cell carcinoma	2,320/17,804	53/330	1.35	1.00–1.82	1.04	0.76–1.44
Large cell carcinoma	641/17,804	12/330	0.94	0.52–1.70	0.71	0.39–1.30
Missing/mixed/unspecified cell type	1,989/17,804	43/330	1.15	0.83–1.61	0.86	0.60–1.23
Women
Adenocarcinoma	1,425/4,561	79/258	0.99	0.76–1.29	0.94	0.71–1.25
Squamous cell carcinoma	640/4,561	59/258	1.63	1.20–2.21	1.73	1.22–2.45
Small cell carcinoma	516/4,561	43/258	1.35	0.96–1.92	1.48	0.98–2.24
Large cell carcinoma	182/4,561	5/258	0.49	0.20–1.21	0.51	0.20–1.32
Missing/mixed/unspecified cell type	507/4,561	28/258	1.04	0.69–1.56	0.98	0.64–1.50

CI, confidence interval; OR, odds ratio.

OR1 Adjusted for study and age.

OR2 Adjusted for study, age, tobacco pack-years, and time since quitting smoking.