Table 1.
Comparison of CCM Patients With Depression by Comorbid Diagnosis of PTSD.
| Variable | Patients With PTSD Diagnosis (n = 76) | Patients Without PTSD Diagnosis (n = 2045) | P |
|---|---|---|---|
| Age, years, mean (range) | 39.7 (18.2-72.3) | 42.6 (18.0-92.3) | .178 |
| Gender: % female (n) | 72.4 (55) | 73.9 (1511) | .871 |
| Marital status: % married (n) | 39.5 (30) | 55.2 (1129) | .010 |
| Race: % white (n) | 89.5 (68) | 94.3 (1929) | .128 |
| Initial PHQ-9 score, mean (range 10-27) | 17.9 | 15.4 | <.001 |
| Diagnosis, % (n) | .006 | ||
| First episode | 34.2 (26) | 51.6 (1056) | |
| Recurrent depression | 52.6 (40) | 41.1 (841) | |
| Dysthymia | 13.2 (10) | 7.2 (148) | |
| Anxiety severity, % (n) | .063 | ||
| Asymptomatic/mild | 26.3 (20) | 37.5 (767) | |
| Moderate/severe | 73.7 (56) | 62.5 (1278) | |
| Abnormal MDQ score, % (n) | 13.2 (10) | 8.7 (178) | .256 |
| PHQ-9 score <5 at 6 months, % (n) | 30.2 (23) | 55.6 (1138) | <.001 |
| PHQ-9 score ≥10 at 6 months, % (n) | 51.3 (39) | 20.2 (414) | <.001 |
Abbreviations: CCM, collaborative care management; PTSD, posttraumatic stress disorder; PHQ-9, Patient Health Questionnaire–9; MDQ, Mood Disorder Questionnaire.