Table 4:
Multiple regression results of the effects on hospital expenses
| Variable | Estimate | P value | 95% CI |
|---|---|---|---|
| Intercept | 6.90 | <.0001 | 6.75, 7.05 |
| Time | −0.32 | <.0001 | −0.40, −0.24 |
| Group | 0.24 | <.0001 | 0.15, 0.33 |
| Time*Group | −0.15 | 0.0037 | −0.25, −0.05 |
| Age | 0.002 | 0.4889 | −0.004, 0.000 |
| Sex (female as reference) | 0.06 | 0.0377 | 0.00, 0.12 |
| LOS | 0.60 | <.0001 | 0.56, 0.63 |
| Therapy (drug as reference) | 0.85 | <.0001 | 0.81, 0.89 |
PCI: percutaneous coronary intervention; LOS: length of stay; OR: odds ratio; CI: confidence interval
*
P<0.05;
**
P<0.01;
***
P<0.001