Table 2.
Estimated Probability of Disease and Likelihood of Ordering Tests By Presenting Symptoms andType of Psychiatric History in the Case Scenarios
| Means of Physician-Reported Probabilities, % | P Values* | ||||||
|---|---|---|---|---|---|---|---|
| CaseScenario | Question | Group 1, No Past History | Group 2, Depression | Group 3, Somatic Complaints | Group 2 vs Group 1 | Group 3 vs Group 1 | Overall |
| Headache | Order more tests? | 94 (17) | 87 (22) | 80 (30) | .04 | .008 | .03 |
| Subarachnoidhemorrhage? | 39 (29) | 30 (29) | 21 (24) | .02 | <.001 | .002 | |
| Abdominal pain | Order more tests? | 90 (19) | 81 (29) | 72 (34) | .08 | .003 | .01 |
| Serious problem? | 46 (24) | 36 (23) | 30 (24) | .03 | <.001 | .002 | |
*
P values are adjusted for gender and year of residency completion.