Table 3. Modified Poisson regression results for associations between number of tax foreclosed properties at the block group level, and risk of preterm birth; overall and stratified by marital/cohabiting status; Life-course Influences on Fetal Environments Study, 2009-2011.

	Total study group, N=1386		Not married/cohabiting, n=646a		Married/cohabiting, n=729a
	Unadjusted RR (95% CI)	Adjusted RR (95% CI)	Unadjusted RR (95% CI)	Adjusted RR (95% CI)	Unadjusted RR (95% CI)	Adjusted RR (95% CI)
Eviction filing rate	1.07 (.96 1.20)	1.09 (.94, 1.25)	.89 (.72, 1.10)	.88 (.69, 1.11)	1.24 (1.05, 1.45)	1.25 (1.06, 1.47)
Eviction judgement rate	1.09 (.95 1.24)	1.09 (.97, 1.22)	.94 (.76, 1.16)	.90 (.70, 1.16)	1.15 (1.02, 1.31)	1.18 (1.05, 1.33)

a. Numbers do not add up to total (1,386) due to missing data for covariates of interest.

Adjusted for age, income, educational attainment, and time in current neighborhood.

RR, relative risk, CI, confidence interval; eviction judgement rate X marital status P for interaction =.06; eviction filing rate X marital status P for interaction=.02.