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Table 2 Standardized probability of prenatal smoking cessation by time period*

From: Home visitation program effectiveness and the influence of community behavioral norms: a propensity score matched analysis of prenatal smoking cessation

 

NFP Clients% (95% CI)

Comparison Group% (95% CI)

p value

2003-2005

28.4 (24.8, 32.0)

25.8 (23.2, 28.4)

0.114

2006-2007

35.4 (31.1, 39.8)

27.5 (25.4, 29.6)

0.001

  1. *Predictive margins standardized for county smoking rate.