Pulmonary artery catheterization and mortality in critically ill patients †

The central role of the propensity score in observational studies for causal effects

Paul R. Rosenbaum, Donald B. Rubin · Biometrika · 1983 · 31K citations · Full text

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APACHE II

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A controlled trial to improve care for seriously ill hospitalized patients. The study to understand prognoses and preferences for outcomes and risks of treatments (SUPPORT). The SUPPORT Principal Investigators

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