The Association between Hospital Volume and Survival after Acute Myocardial Infarction in Elderly Patients
Why the study?
Does admission to high-volume hospitals improve survival in elderly patients with acute myocardial infarction?
Population
98,898 Medicare patients 65 years of age or older with acute myocardial infarction
Comparison
Admission to hospitals with the highest volume… vs Admission to hospitals with the lowest volume of…
Design
Cohort
Follow-up
1 year
Authors
Discussion
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Member takes
Implication
Supports volume-outcome link in elderly AMI; leaves open whether selective referral improves survival.
Structured PICO
Does admission to high-volume hospitals improve survival in elderly patients with acute myocardial infarction?
P
Population
98,898 Medicare patients 65 years of age or older with acute myocardial infarction
I
Intervention
Admission to hospitals with the highest volume of myocardial infarction patients
C
Comparator
Admission to hospitals with the lowest volume of myocardial infarction patients
O
Outcome
Death within 30 days after admissionhard clinical
Elderly patients with acute myocardial infarction have significantly better 30-day and 1-year survival when admitted to hospitals with high case volumes.
Cite This Study
Thiemann et al. (1999) studied this question.