TABLE 4

Preventable Hospitalizations, Unadjusted and Matched Samples, for EMH Intervention and Usual Care Groups

VariableHospitalization (%)TotalRisk Difference (95% CI)Pa
0≥1
Unadjusted Sample
 Usual care680 (97.6)17 (2.4)6970.007 (−0.02 to 0.03).61
 Intervention218 (96.9)7 (3.1)225
 Total898 (97.4)24 (2.6)922
Matched Sample
 Usual care218 (96.9)7 (3.1)225−0.008 (−0.04 to 0.03).65
 Intervention218 (96.9)7 (3.1)225
 Total436 (96.9)14 (3.1)450
  • a Wald test for risk difference was used. Matched sample result based on 10 imputed data sets.