Evaluation of a Bladder Cancer Cluster in a Population of Criminal Investigators with the Bureau of Alcohol, Tobacco, Firearms and Explosives—Part 2: The Association of Cancer Risk and Fire Scene Investigation

Table 4

Odds ratios for bladder cancer risk associated with fire scene exposure parameters, while controlling for age and tobacco use.

Exposure parameter	Odds ratio (95% CI)	P value
Fire scene days
1–199 days versus 0 days	0.05 (0.00–0.82)	0.04
200 or more days versus 0 days	4.50 (0.38–53.06)	0.23
Fire scene years
1–9 years versus 0 years	0.78 (0.08–7.61)	0.83
10 or more years versus 0 years	1.22 (0.09–17.08)	0.88
Any special assignment* years
1–4 years versus 0 years	19.01 (1.94–186.39)	0.01
5 or more years versus 0 years	12.56 (1.14–138.58)	0.04
NRT years
1–4 years versus 0 years	12.74 (2.02–80.31)	0.01
5 or more years versus 0 years	9.87 (1.32–73.81)	0.03
DRT years
1–4 years versus 0 years	8.21 (0.88–76.40)	0.06
5 or more years versus 0 years	12.71 (2.10–77.00)	0.01
Arson task force years
1–4 years versus 0 years	16.88 (3.70–76.99)	0.0003
5 or more years versus 0 years	—	—
CFI years
1–4 years versus 0 years	43.84 (6.70–287.02)	<0.0001
5 or more years versus 0 years	22.76 (2.52–205.91)	0.01
CES years
1–4 years versus 0 years	3.15 (0.50–19.93)	0.22
5 or more years versus 0 years	0.47 (0.05–4.50)	0.51

∗“Any special assignment” is a special assignment summary parameter designating the holding of any one or more of the five individual special assignments combined.