Table 2.
Accuracy of participants by level of expertise
| Medical students n=86 |
Residents and fellows n=36 |
Staff physicians† n=8 |
p-value | |
|---|---|---|---|---|
| Normal cases, proportion correct (95% CI) | 0.65 (54.90, 75.12) | 0.74 (59.67, 88.33) | 0.87 (50.53, 81.47) | <0.0001 |
| Abnormal cases, proportion correct (95% CI) | 0.45 (34.44, 55.51) | 0.55 (38.75, 71.25) | 0.68 (52.76, 83.24) | <0.0001 |
| All cases combined, proportion correct (95% CI) | 0.57 (46.54, 67.46) | 0.66 (50.53, 81.47) | 0.80 (66.93, 93.07) | <0.0001 |
†
Includes staff emergency (5) and radiology (3) physicians