Cost Effectiveness and Resource Allocation

Table 3 Analyses of relevant factors by stepwise regression

From: Effects of medical insurance system on the hospitalization cost of acute myocardial infarction patients

	β	P	Adjusted R²
Total cost
K	0.367	0.0001	0.785
Stent	0.362	4 × 10^–27
CK-MB	0.076	0.002
Hb	0.200	0.032
Length of stay
Age	0.487	0.000001	0.849
Na	1.031	5 × 10^–11
Health insurance status	− 0.305	0.0000001
SBP	− 0.334	0.004
cTnI	0.046	0.022
Nursing cost
Age	0.328	0.045	0.186
Health insurance status	− 0.319	0.004
HDL-C	0.390	0.022
Daily cost
K	0.513	0.0003	0.712
Stent	0.394	4 × 10^–23
Health insurance status	0.296	0.0001
Age	− 0.298	0.009
Daily nursing cost
HDL-C	0.353	0.007	0.442
Age	0.321	0.015
Percent of nursing cost
HDL-C	0.360	0.004	0.516
Age	0.538	0.00001
Stent	− 0.332	5 × 10^–13

Abbreviations as Table 1. He1alth insurance status: assign free medical care the value of 1, assign provincial medical insurance the value of 2, assign municipal urban employee medical insurance the value of 3, assign municipal urban resident medical insurance the value of 4, assign new rural cooperative medical system the value of 5, assign self-payment the value of 6

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ISSN: 1478-7547

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