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Q In patients with heart failure (HF) and depressed systolic function, can routine clinical variables be used to predict short term and long term mortality?
Clinical impact ratings GP/FP/Primary care ★★★★★★☆ IM/Ambulatory care ★★★★★☆☆ Cardiology ★★★★★☆☆ Internal medicine ★★★★★☆☆
derivation and validation of a multivariate statistical model to predict mortality using data from the Digitalis Investigation Group (DIG) trial.
300 centres in North America.
6422 patients with HF who had a left ventricular ejection fraction ⩽45%, were in sinus rhythm, and were taking angiotensin converting enzyme (ACE) inhibitors. Exclusion criteria: age <21 years, serum creatinine concentration >3.0 mg/dl, unstable coronary syndromes, cor pulmonale, complex congenital heart disease, or recognisable non-cardiac …
For correspondence: Dr J Brophy, McGill University Health Center, Montréal, Québec, Canada.
Source of funding: not stated.