Table 2 Interrupted time series analysis to evaluate changes in the number of physicians, nurses, internists, and surgeons practicing in rural areas, before and after the introduction of the benefits package in 2009
Model component | ARIMA model (p,d,q) | Stationary R2 | Estimate (PPC*) | P value |
|---|---|---|---|---|
Total number of physicians | 1.1.0 | 0.289 | 620.284 | 0.295 |
Total number of nurses | 0.2.1 | 0.269 | 1197.608 | 0.585 |
Total number of internists | 0.1.0 | 0.006 | 108.722 | 0.757 |
Total number of surgeons | 0.1.0 | 0.003 | 20.444 | 0.818 |