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Table 3 Characteristics of subjects with and without EMR data

From: Predictors of well child care adherence over time in a cohort of urban Medicaid-eligible infants

Characteristic Have EMR data (final study cohort) (n≈260) § No EMR data (n≈ 320) §  
  Mean or proportion Range or number Mean or proportion Range or number p
Maternal age mean 23.2 14-37 23.6 13-45 0.21
Mother's race: African-American 0.92 240 0.92 294 0.95
Marital status: married* 0.12 27 0.12 32 0.77
Maternal education: less than high school 0.27 70 0.34 109 0.06
Monthly household income: < $500* 0.43 97 0.38 98 0.30
Employment status: in school/working full time* 0.46 109 0.48 126 0.64
Mother uninsured* 0.15 36 0.12 31 0.29
Child uninsured* 0.01 3 0.01 3 0.90
Father of baby lives at home* 0.24 57 0.24 57 0.54
Any non-parent adult lives at home* 0.37 87 0.34 88 0.47
Primipara 0.38 97 0.34 107 0.31
Maternal social support index* mean 21.1 6-36 21.0 6-36 0.58
1st tertile (proportion) 0.36 74 0.37 87 0.97
2nd tertile 0.34 70 0.33 79  
3rd tertile 0.31 64 0.30 71  
Maternal S-TOFHLA score mean** 29.5 2-36 28.3 2-36 0.95
Child health status: poor or fair* 0.03 6 0.05 14 0.11
Adherence to prenatal care: all of the time (maternal report) 0.78 204 0.73 232 0.13
  1. §Denominator varies as not every answer had 100% response.
  2. *time-varying covariates: proportions and means reflect the interview at 12 months of age
  3. **short form of the Test of Functional Health Literacy: "adequate" score is ≥23