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.

Ghislandi et al.

Ghislandi et al. BMC Health Services Research 2013 13:100   doi:10.1186/1472-6963-13-100

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