Table 5. Two-Sector Selection Model: Choice Equation Coefficients.
| Variable | Coefficient | t-statistic | Prob |t| > 0 |
|---|---|---|---|
| Constant | −0.18309 | −2.017 | 0.04370 |
| Selection Identification Variables | |||
| OTRPAY | 0.27888 | 2.826 | 0.00472 |
| OTRMIS | −0.06361 | −0.267 | 0.78957 |
| GRPPOL | 1.1226 | 14.787 | 0.00000 |
| GRPMIS | 0.47069 | 2.159 | 0.03086 |
| AAPCC Variables | |||
| AM2 | −0.12942 | −1.089 | 0.27622 |
| AM3 | −0.16751 | −1.252 | 0.21051 |
| AM4 | 0.00416 | 0.026 | 0.97894 |
| AM5 | 0.42323 | 2.751 | 0.00595 |
| AF1 | −0.001539 | −0.014 | 0.98879 |
| AF2 | 0.072029 | 0.625 | 0.53168 |
| AF3 | 0.032642 | 0.274 | 0.78443 |
| AF4 | 0.17697 | 1.399 | 0.16189 |
| AF5 | 0.28566 | 2.342 | 0.01919 |
| ANOKA | −0.24371 | −1.668 | 0.09533 |
| CARVER | −0.31457 | −1.152 | 0.24922 |
| DAKOTA | 0.15052 | 1.302 | 0.19285 |
| RAMSEY | 0.17696 | 2.640 | 0.00830 |
| SCOTT | −0.36446 | −1.397 | 0.16246 |
| WASH | 0.25044 | 1.610 | 0.10731 |
NOTE: Fee-for-service = 1, health maintenance organization = 0. AAPCC is adjusted average per capita cost.
SOURCE: Dowd, B., Feldman, R., Moscovice, l., et al., University of Minnesota, 1995.