Comparing hospital mortality – how to count does matter for patients hospitalized for acute myocardial infarction (AMI), stroke and hip fracture

Table 4 Overall mortality (%) according to unadjusted measurement W30D, S30D and IH30D, ranges for individual hospitals

^∥AMI: Acute myocardial infarction.
^†W30D: In-and-out-of-hospital mortality within 30 days, attributing the outcome to all hospitals by fraction of time spent in each hospital for transferred patients.
^‡S30D: In-and-out-of-hospital mortality within 30 days, patients treated at one hospital only.
^§IH30D: In-hospital mortality within 30 days, for each hospital admission.

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