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