TABLE 2.

Effect of the Environmental Intervention on Trigger Improvement: Philadelphia, PA, 2002–2005

	Effect After Intervention Versus Before
Outcome	OR (95% CI)	P
Roach elimination or decrease	2.91 (0.94, 9.06)	.06
Rodent elimination or decrease	4.8 (1.09, 21.23)	.04
Smokers or smoking eliminated in home	3.07 (0.4, 25.79)	.30
Furry pets taken away from home	1.36 (0.32, 5.81)	.68
Bedroom carpet removed and replaced with tile	1.29 (0.86, 1.93)	.21
Mattress cover used	380 (108, 1337)	< .001
Pillow cover used	496 (122, 2021)	< .001

Note. OR = odds ratio; CI = confidence interval. The generalized estimating equation method was used.