Table 2 Selection models, stage 1
From: Global health worker salary estimates: an econometric analysis of global earnings data
| Variable | Probability of a response | Robust standards error | 95% confidence interval |
|---|---|---|---|
| Log of GDP per capita |
0.0822 (1.61) | 0.0516707 | − 0.0190972, 0.1834481 |
| Developed |
0.0137 (0.08) | 0.169712 | − 0.3189542, 0.3463045 |
| Western Pacific |
− 0.958 *** (− 6.26) | 0.1524606 | − 1.257184, − 0.659549 |
| Asia |
0.498 *** (2.27) | 0.2024287 | 0.1013962, 0.8949019 |
| Eastern Mediterranean |
− 0.744 *** (− 4.31) | 0.1764809 | − 1.089974, − 0.3981816 |
| High mortality |
− 0.651*** (− 4.65) | 0.1381482 | − 0.9214802, − 0.3799491 |
| Constant |
− 0.271 (− 0.86) | 0.319379 | − 0.897074, 0.3548685 |
| Observations | 760 |