Table 2.
Average treatment effect on patients with ICDs (adjusted t-test)
| |
Average treatment effect on ICD patients |
95% confidence interval |
|
|---|---|---|---|
| Lower | Upper | ||
|
Matching 1 |
|||
| Mortality 1 year |
−0.106 |
−0.131 |
−0.082 |
| Mortality 2 years |
−0.083 |
−0.114 |
−0.053 |
| Mortality 3 years |
−0.084 |
−0.120 |
−0.049 |
| Life years gained |
1.190 |
0.657 |
1.723 |
| LOS |
0.112 |
−0.853 |
1.078 |
| Re-hospitalization |
0.533 |
0.325 |
0.742 |
| Expenditure for index hospitalization (€) |
9459.64 |
8793.73 |
10,125.54 |
| Total hospital expenditure during follow up (€) |
1707.29 |
539.25 |
2875.33 |
|
Matching 2 |
|||
| Mortality 1 year |
−0.088 |
−0.114 |
−0.062 |
| Mortality 2 years |
−0.065 |
−0.097 |
−0.032 |
| Mortality 3 years |
−0.060 |
−0.099 |
−0.021 |
| Life years gained |
0.762 |
0.202 |
1.323 |
| LOS |
0.089 |
−0.648 |
1.112 |
| Re-hospitalization |
0.591 |
0.360 |
0.818 |
| Expenditure for index hospitalization (€) |
9103.54 |
8543.86 |
9981.10 |
| Total hospital expenditure during follow up (€) | 1747.94 | 379.70 | 2997.16 |
Legend: Matching 1: exact matching on subsample 1; Matching 2: exact matching on subsample 2; Average treatment effect: average treatment effect on patients with ICDs (mean difference between treatment and matched controls, adjusted for number of matches); Mortality 3 years: patients hospitalized in 2007 excluded.