Diagnosis | Finding | Number of studies (n) | Pooled | |
---|---|---|---|---|
+LR (95% CI) | −LR (CI) | |||
*MI = myocardial infarction. Diagnostic terms defined in glossary. LRs pooled using the random effects model. | ||||
†Data provided by author. | ||||
CAD | Typical angina | 8 (11 544) | 5.8 (4.2 to 7.8) | – |
Serum cholesterol >300 mg/dl | 2 (1585) | 4.0 (2.5 to 6.3) | – | |
Previous MI | 7 (8216) | 3.8 (2.1 to 6.8) | 0.6 ({0.2}† to 0.6) | |
Age >70 years | 4 (15 266) | 2.6 (1.8 to 4.0) | – | |
MI | ST elevation | 6 (15 287) | 22 (16 to 30) | 0.6 (0.6 to 0.6) |
Q wave | 3 (6733) | 22 (7.6 to 62) | 0.8 (0.8 to 0.9) | |
ST depression | 4 (13 848) | 4.5 (3.6 to 5.6) | 0.8 (0.7 to 0.9) |