Table 5.
Logistic regressions examining the contribution of cognitive variables and severity of depression to the prediction of diagnostic status
| b (Wald statistic) | Odds ratio (95% CI) | R 2 | Model | |
|---|---|---|---|---|
| Cognitive variables model | ||||
| Step 1 | ||||
| Constant | 3.86 (0.93) |
.03 (Cox&Snell) .04 (Nagelkerk) |
||
| Gender | 0.33 (0.19) | 1.39 (0.31–6.15) | X 2(2) = 1.82 | |
| Age | −.029 (0.93) | 0.75 (0.46–1.21) | ||
| Step 2 | ||||
| Negative interpretation bias | 0.03 (1.91) | 1.03 (0.99–1.07) |
.21 (Cox&Snell) .29 (Nagelkerk) |
X 2(2) = 12.97** |
| Negative self‐evaluation | 1.30 (4.25)* | 3.67 (1.07–12.61) | ||
| MFQ model | ||||
| Step 1 | ||||
| Constant | 1.35 (0.16) |
.02 (Cox&Snell) .03 (Nagelkerk) |
||
| Gender | 0.73 (1.05) | 2.08 (0.51–8.41) | X 2(2) = 1.83 | |
| Age | −0.15 (0.53) | 0.86 (0.57–1.30) | ||
| Step 2 | ||||
| MFQ | 0.10 (13.37)*** | 1.10 (1.05–1.16) |
.23 (Cox&Snell) .31 (Nagelkerk) |
X 2(1) = 19.10*** |
CI = confidence interval; MFQ, Mood and Feelings Questionnaire.
*p < .05; **p < .01; ***p < .001.