Table 21

Subclasses

Subclassp-scoreNumber of ControlsNumber of TreatedAverage p-scoreDifference in Average p-scoret-stat
MinimumMaximumControlsTreated
10.000.3731  70.200.250.051.75
20.370.43  5  70.390.400.000.39
30.430.4626220.440.440.000.18
40.460.5336360.500.500.000.51
50.531.00871130.570.580.011.14