Self-reported exposure to pesticides in residential settings and risk of breast cancer: a case-control study

Table 3 Exposure to pesticides analyzed based on the type of product used

Types of pesticides used for the following pests	Type of product	Number of cases	Number of control	Adjusted OR	95% CI
Never exposed⁺	__	143	229	__	__
Ants, carpenter ant, cockroaches	spray	181	296	1.27	0.83-1.94
	fogger/powder/some other form	46	88	0.81	0.44-1.49
Bees or wasps	spray	49	78	1.11	0.58-2.13
	fogger/powder/some other form	0	5	0	__
Flies or mosquitoes in your home or yard	spray	29	33	2.16	0.88-5.30
	fogger/powder/some other form	2	7	< 0.001	__
Fleas or ticks in your home	spray	17	30	1.85	0.60-5.68
	fogger/powder/some other form	25	46	1.4	0.57-3.43
Weeds	spray	71	123	0.94	0.55-1.61
	fogger/powder/some other form	43	58	1.76	0.91-3.42
Lawn insects	spray	80	113	1.2	0.70-2.03
	fogger/powder/some other form	20	26	1.99	0.81-4.86
Insects or diseases of outdoor plants	spray	67	103	1.03	0.57-1.85
	fogger/powder/some other form	8	13	2.55	0.60-10.88

* Adjusted for age at the time of diagnosis, race, religion, level of education, family history of breast cancer, body mass index, age at menopause and age at menarche.
⁺ The never exposed category included persons who reported not being exposed to the pesticides.
CI, confidence interval; OR, odds ratio