TABLE 1

Baseline Comparisons: MIHP Participants Versus Nonparticipants, Singleton Births, January 1, 2009, to December 31, 2012

Any MIHP, n = 73 810No MIHP, n = 155 823PMIHP First- or Second-Trimester Enrollment and >3 Total Contacts, n = 37 239No MIHP, n = 155 823P
n%n%n%n%
Mother race category<.01<.01
 White42 30357.3105 51367.721 15256.8105 51367.7
 Black26 51135.935 43322.713 65036.735 43322.7
 American Indian5090.76300.42650.76300.4
 Other44876.114 2479.121725.814 2479.1
Mother age group<.01<.01
 <2014 48019.620 03112.9761220.420 03112.9
 20–2946 75663.399 89064.123 35662.799 89064.1
 30–3911 75715.933 63221.6585715.733 63221.6
 ≥408171.122701.54141.122701.5
Married18 30524.857 73837.1<.01909624.457 73837.1<.01
Smoked during pregnancy24 12732.745 56729.2<.0112 26932.945 56729.2<.01
Previous birth <18 mo from conception<.01<.01
 <18 mo17 80724.142 11327.0890723.942 11327.0
 ≥18 mo24 03332.658 42537.512 01532.358 42537.5
 No previous births28 78939.048 04630.814 76839.748 04630.8
 Unknown31814.372394.615494.272394.6
Income ≤33% of FPL21 23028.826 36016.9<.0110 99729.526 36016.9<.01
Medicaid before conception42 36957.472 09146.3<.0122 28159.872 09146.3<.01
Asthma24113.331082.0<.0114153.831082.0<.01
Diabetes23943.238482.5<.0113303.638482.5<.01
Hypertension17732.425451.6<.019622.625451.6<.01
MeanSDMeanSDMeanSDMeanSD
Mother age24.25.525.65.6<.0124.25.525.65.6<.01
  • All P values were based on the χ2 test except for mother age, based on the 2-sample t test.