Table 4. Incremental effects of IT from models stratified by vignette patient characteristics.
Patient Gender | Patient Age | Patient Job | Patient Race | |||||
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Outcome Measure | Female | Male | 55 | 75 | Janitor | Teacher | Black | White |
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Incremental effects for feedback | ||||||||
Certainty of CHD Diagnosis | 0.101 [.048]* | 0.007 [.055] | 0.027 [.059] | 0.101 [.054] | 0.070 [.057] | 0.075 [.056] | 0.059 [.062] | 0.071 [.051] |
Tests Ordered | 0.557 [.444] | ‒0.499 [.723] | ‒0.243 [.590] | 0.732 [.413] | 0.482 [.489] | ‒0.425 [.501] | 0.214 [.443] | 0.187 [.575] |
Medications Prescribed | 0.522 [.242]* | ‒0.013 [.270] | ‒0.037 [.246] | 0.769 [.257]** | 0.007 [.290] | 0.706 [.222]** | 0.094 [.296] | 0.502 [.265] |
Questions Asked | ‒0.279 [1.039] | ‒0.110 [1.505] | 0.173 [1.185] | ‒0.568 [1.305] | 0.097 [1.054] | ‒0.122 [1.184] | ‒0.197 [1.165] | ‒0.628 [1.288] |
Advice Given | 0.531 [.704] | 0.544 [.785] | 1.616 [.579]** | ‒0.270 [.914] | 1.715 [.665]* | ‒0.214 [.782] | 1.809 [.583]** | ‒0.462 [.851] |
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Incremental effects for IT to determine disease prevalence | ||||||||
Certainty of CHD Diagnosis | ‒0.019 [.047] | ‒0.029 [.041] | ‒0.018 [.047] | 0.002 [.038] | 0.005 [.046] | ‒0.027 [.040] | ‒0.063 [.047] | 0.014 [.040] |
Tests Ordered | ‒0.198 [.413] | 0.885 [.418]* | ‒0.244 [.483] | 0.999 [.373]** | 0.15 [.423] | 0.633 [.421] | ‒0.156 [.435] | 0.914 [.446]* |
Medications Prescribed | 0.255 [.256] | 0.036 [.260] | 0.032 [.225] | 0.201 [.278] | 0.248 [.230] | 0.08 [.261] | 0.095 [.299] | 0.12 [.224] |
Questions Asked | ‒1.533 [.855] | 1.165 [1.145] | ‒0.428 [.819] | 0.819 [.933] | ‒0.121 [.895] | 0.338 [.933] | ‒0.166 [.985] | 0.737 [.944] |
Advice Given | 0.541 [.704] | 0.361 [.564] | 0.419 [.643] | 0.388 [.595] | 0.647 [.656] | 0.327 [.604] | 0.657 [.657] | 0.163 [.546] |
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Incremental effects for Electronic Reminders | ||||||||
Certainty of CHD Diagnosis | ‒0.018 [.043] | ‒0.003 [.037] | 0.014 [.050] | ‒0.007 [.038] | 0.014 [.048] | ‒0.029 [.038] | ‒0.028 [.040] | 0.043 [.041] |
Tests Ordered | ‒0.091 [.406] | 0.736 [.432] | 0.487 [.482] | 0.159 [.315] | 0.057 [.387] | 0.853 [.390]* | 0.545 [.417] | ‒0.065 [.461] |
Medications Prescribed | 0.212 [.220] | 0.150 [.235] | 0.299 [.225] | 0.247 [.243] | 0.000 [.244] | 0.370 [.223] | 0.205 [.234] | 0.310 [.245] |
Questions Asked | ‒0.737 [.990] | 1.237 [.977] | 0.001 [.843] | ‒0.163 [1.066] | ‒0.150 [1.022] | 0.851 [.967] | ‒0.620 [.882] | ‒0.410 [1.152] |
Advice Given | 0.610 [.546] | 0.534 [.593] | 0.093 [.594] | 1.189 [.531]* | 0.711 [.642] | 0.798 [.543] | 0.960 [.579] | 0.677 [.608] |
NOTES: Robust standard errors are in brackets. Incremental effects and their standard errors are calculated from models identical to those in Table 2 but run separately for each type of patient. Because of the experimental design, these patient characteristics are independent of each other.
p < 0.05
p < 0.01