cardiac risk index (CRI)
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Introduction
The cardiac risk index (CRI) is a numerical estimate of perioperative cardiac morbidity using Goldman criteria.
Also see Revised Cardiac Risk Index, a simplifed risk score.
| observation | Points | |
|---|---|---|
| history | - | |
| age > 70 years | 5 | |
| myocardial infarction within 6 months | 10 | |
| physical | - | |
| S3 gallop or JVD | 11 | |
| aortic stenosis, hemodynamically significant | 3 | |
| electrocardiogram (ECG) | - | |
| rhythm other than sinus or PAC's on pre-op ECG | 7 | |
| greater than 5 PVC's/min (any time prior to surgery) | 7 | |
| poor medical condition | 3 | |
| pO2 < 60, pCO2 > 50 mm Hg | - | |
| K+ < 3.0 meq/L, HCO3- < 20 meq/L | - | |
| BUN > 50 mg/dL or creatinine > 3 mg/dL (> 2 mg/dL[2]) | - | |
| abnormal serum aspartate transaminase (AST, SGOT) | - | |
| chronic liver disease | - | |
| bedridden due to non-cardiac disease | - | |
| operation | - | |
| intraperitoneal, intrathoracic, aortic surgery | 3 | |
| emergency surgery | 4 | |
| - | - | |
| total points | 53 |
JVD: jugular venous distention
PAC: premature atrial contraction
PVC: premature ventricular contraction