All 24 CPRs, frequency of selection as familiar and top 3 most useful, ordered by mean 10-point usefulness score
| All 24 CPRs | Familiar N (%) | Useful N (%) | Useful score mean |
|---|---|---|---|
| NEXUS C-Spine Rule8 Imaging in patients at risk for c-spine fracture | 14 (4.6) | 33 (11) | 8.54 |
| Canadian C-Spine Rule9 Imaging in patients at risk for c-spine fracture | 85 (29) | 28 (9) | 8.5 |
| Ottawa Knee Rule10 Imaging in patients with knee trauma | 77 (26) | 9 (3) | 8.5 |
| Walsh11 Likelihood of Streptococcal pharyngitis | 110 (37) | 27 (9) | 8.39 |
| Lee Index12 Perioperative cardiovascular risk | 30 (10) | 10 (3) | 8.38 |
| TIMI Score (NSTEMI)13 Mortality in patients with NSTEMI | 253 (85) | 89 (30) | 8.12 |
| CHADS25 Stroke risk in patients with atrial fibrillation | 255 (86) | 184 (62) | 8.01 |
| 4T Score for HIT14 Likelihood of HIT | 76 (26) | 19 (6) | 7.91 |
| Ottawa Ankle Rule15 Imaging in patients with ankle trauma | 170 (57) | 55 (18) | 7.84 |
| PERC16 Rules out pulmonary embolism | 78 (26) | 38 (13) | 7.84 |
| Wells Score for DVT17 Estimates likelihood of DVT | 212 (71) | 43 (14) | 7.48 |
| Wells Score for PE18 Calculates risk of pulmonary embolism | 232 (78) | 82 (28) | 7.29 |
| Alcohol Abuse CAGE4 Screen for alcohol abuse | 271 (91) | 64 (21) | 7.27 |
| MELD19 Estimates mortality in end-stage liver disease | 211 (71) | 56 (19) | 7.26 |
| San Francisco Rule for Syncope20 Risk stratification of patients with syncope | 62 (21) | 10 (3) | 7.22 |
| MEWS21 Identifies clinically deteriorating patients | 96 (32) | 7 (2) | 7 |
| CURB 6522 Mortality in patients with pneumonia | 192 (64) | 41 (14) | 6.88 |
| Ranson's Criteria23 Mortality in patients with pancreatitis | 262 (88) | 33 (11) | 6.53 |
| Pittsburgh Knee Rule24 Imaging in patients with knee trauma | 17 (6) | 2 (1) | 6.5 |
| Other (please list) | 19 (6) | 6 (2) | 6.33 |
| Predicting TB in Patients25 Predicts likelihood of tuberculosis | 15 (5) | 1 (0) | 6 |
| PSI/PORT Score26 Mortality in patients with pneumonia | 148 (50) | 18 (6) | 5.83 |
| APACHE II27 Estimates mortality in ICU patients | 193 (65) | 12 (4) | 5.8 |
| MEDS28 Estimates mortality in septic ED patients | 100 (34) | 6 (2) | NA |
| VAP29 Predicts risk of VAP | 48 (16) | 2 (1) | NA |
APACHE II, Acute Physiology and Chronic Health Evaluation; CPR, clinical prediction rule; ED, emergency department; HIT, Heparin-Induced Thrombocytopenia; ICU, intensive care unit; MEDS, Mortality in Emergency Department Sepsis; MELD, Model for End-Stage Liver Disease; MEWS, Modified Early Warning System; NA, not available; NEXUS, National Emergency X-Radiography Utilization Study; PE, pulmonary embolism; PERC, Pulmonary Embolism Rule-Out Criteria; PORT, Pneumonia Patient Outcomes Research Team; PSI, Pneumonia Severity Index; TIMI, Thrombolysis in Myocardial Infarction; VAP, Ventilator Associated Pneumonia.