Zeegers et al. 2001

Nested cases of bladder cancer among a cohort of men, 55–69 yr old, in Netherlands in 1986–1992; random subcohort selected as controls

532 cases

Record linkage to cancer registries, Dutch national database of pathology reports

Self-administered questionnaire at baseline assessed job histories, exposure to confounders; occupational epidemiologists and industrial hygienists assigned probability of exposure to PAHs, diesel exhaust

Rate ratios, failure-time regression model; cigarette-smoking, age, dietary factors, family history

Ahrens et al. 1991

Male laryngeal-cancer cases identified in one hospital in Bremen, Germany, in 1986 with histologic confirmation; nonneoplastic male controls selected from same hospital and matched on age and residence

85 laryngeal

100

Transport and communication, diesel oil, gasoline

In-person interview with standardized questionnaire covering lifetime occupational history with exposure checklist

Unconditional logistic regression; smoking, alcohol consumption, age