Table 2.
QALYs Regression Results from the RCT (N = 360 Patients)*
Variable | Parameter Estimate | Parameter Estimate 95% Confidence Interval | p-value |
---|---|---|---|
MPR ≥0.9 | 0.0256 | [0.0029–0.0483] | .0274 |
Intervention | 0.0097 | [−0.0090 to 0.0285] | .3088 |
Socioeconomic | |||
Age | −0.0006 | [−0.0015 to 0.0004] | .2303 |
Income category | 0.0027 | [−0.0031 to 0.0084] | .3625 |
Married | 0.0080 | [−0.0133 to 0.0293] | .4639 |
Social support (0–1) | 0.0208 | [−0.0261 to 0.0686] | .3848 |
Perceived need for treatment (0–6) | −0.0092 | [−0.0170 to −0.0014] | .0208 |
Perceived treatment effectiveness (0–2) | −0.0087 | [−0.0220 to 0.0047] | .2019 |
Clinical | |||
PCS (physical component score) | 0.0004 | [−0.0005 to 0.0013] | .3865 |
MCS (mental component score) | 0.0024 | [0.0013–0.0035] | <.0001 |
Family history of depression | −0.0008 | [−0.0207 to 0.0190] | .9358 |
Age of onset | 0.0146 | [ 0.0038 to 0.0253] | .0082 |
Prior depression episodes | −0.0025 | [−0.0089 to 0.0039] | .4468 |
Prior depression treatment | −0.024 | [−0.0497 to 0.0012] | .0621 |
Current depression treatment | 0.0133 | [−0.0118 to 0.0383] | .2990 |
Antidepressants acceptable | −0.0067 | [−0.0197 to 0.0062] | .3066 |
Current major depressive disorder | −0.0455 | [−0.0764 to −0.0147] | .0038 |
Current dysthymia | −0.0192 | [−0.0727 to 0.0342] | .4805 |
Current panic disorder | 0.1274 | [−0.2042 to 0.4589] | .3797 |
Current generalized anxiety disorder | −0.0410 | [−0.0638 to −0.0183] | .0005 |
Current posttraumatic stress disorder | −0.0211 | [−0.0447 to 0.0026] | .0804 |
The RCT is described in more detail in Fortney et al. (2007).