Table 3 Segmented regression of time-series data for inpatient expenditure per capita
Parameter | Coefficients | Standard errors | t-statistic | Confidence interval | P value | |
|---|---|---|---|---|---|---|
Initial level | 24,435.9 | 4521.7 | 5.404 | 15,392.5 | 33,479.3 | 0.000 |
Pre intervention slope | 543.5 | 205.6 | 2.643 | 132.3 | 954.7 | 0.000 |
Change in the level immediately after HTP | 34,459 | 5737.8 | 6.006 | 22,983.5 | 45,934.7 | 0.000 |
Change in slope after HTP | 1720.9 | 255.9 | 6.726 | 1209.1 | 2232.7 | 0.000 |