Letter by Lown et al regarding article, "Risk of assessing mortality risk in elective cardiac operations: age, creatinine, ejection fraction, and the law of parsimony"

MeSH terms

• Age Factors
• Area Under Curve
• Cardiac Surgical Procedures / mortality*
• Creatinine / blood
• Data Interpretation, Statistical
• Elective Surgical Procedures / mortality*
• Humans
• Models, Statistical*
• Risk Assessment
• Stroke Volume