Additional file 4.

Relationship between risk-adjusted mortality and processes of care by several strata – type of correlation, condition and organisation. Bracketed () figures are the most optimistic intuitive count if the three studies from Additional File 2 are included in which the relationship between quality of care and mortality was influenced by one outlier hospital. PDF 17K

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Pitches et al. BMC Health Services Research 2007 7:91   doi:10.1186/1472-6963-7-91