Table 3. Change in BMI, Hemoglobin A1c Values, and PHQ-9 Score by Clinically Meaningful PCL Score Decrease.
| Variable | PCL Score Change | P Value | DID (95% CI) | P Value | |
|---|---|---|---|---|---|
| Group With <20 PCL Score Change | Group With ≥20 PCL Score Change | ||||
| BMI change, mean (SD) | |||||
| Score measurement 1 | 29.4 (5.4) | 28.7 (5.4) | .04 | NA | NA |
| Score measurement 2 | 29.9 (5.6) | 29.3 (5.4) | .07 | NA | NA |
| BMI change (95% CI) | 0.49 (0.36 to 0.62) | 0.57 (0.31 to 0.82) | NA | 0.08 (−0.21 to 0.37) | .58 |
| Hemoglobin A1c value change, mean (SD) | |||||
| Score measurement 1 | 5.5 (0.5) | 5.4 (0.4) | .005 | NA | NA |
| Score measurement 2 | 5.5 (0.6) | 5.5 (0.5) | .25 | NA | NA |
| Hemoglobin A1c value change (95% CI) | 0.021 (−0.018 to 0.060) | 0.084 (0.01 to 0.16) | NA | 0.063 (−0.02 to 0.14) | .14 |
| PHQ-9 change, mean (SD) | |||||
| Score measurement 1 | 16.5 (5.6) | 14.8 (6.5) | .05 | NA | NA |
| Score measurement 1 | 15.4 (5.8) | 8.7 (5.4) | <.001 | NA | NA |
| PHQ-9 change (95% CI) | −1.05 (−1.74 to −0.37) | −6.12 (−7.71 to −4.52) | NA | −5.06 (−6.80 to −3.33) | <.001 |
Abbreviations: BMI, body mass index (calculated as weight in kilograms divided by height in meters squared); DID, difference in differences; NA, not applicable; PCL, PTSD Checklist; PHQ-9, Patient Health Questionnaire 9; PTSD, posttraumatic stress disorder.