Table 1.
Confirmatory factor analysis of baseline and weeks 2–4 measurements with fixed factor loadings with completely standardized factor loadings.
| Estimate | Std. Err. | Z | p | |
|---|---|---|---|---|
| Factor loadings | ||||
| Anxiety | ||||
| Psychic anxiety | 0.67 | 0.06 | 11.78 | 0.000 |
| Psychomotor agitation | 0.17 | 0.04 | 4.21 | 0.000 |
| Psychomotor retardation | −0.12 | 0.04 | −2.62 | 0.009 |
| Somatic anxiety | 0.40 | 0.03 | 11.48 | 0.000 |
| Hypochondriasis | 0.16 | 0.03 | 6.07 | 0.000 |
| Mood | ||||
| Depressed mood | 0.51 | 0.03 | 17.03 | 0.000 |
| Psychomotor agitation | −0.05 | 0.03 | −1.82 | 0.069 |
| Psychomotor retardation | 0.21 | 0.03 | 7.17 | 0.000 |
| Work and activity difficulties | 0.46 | 0.03 | 16.70 | 0.000 |
| Guilt | 0.39 | 0.02 | 15.95 | 0.000 |
| Suicidality | 0.36 | 0.02 | 15.48 | 0.000 |
| Insomnia | ||||
| Early insomnia | 0.44 | 0.03 | 12.61 | 0.000 |
| Middle insomnia | 0.62 | 0.04 | 14.48 | 0.000 |
| Late insomnia | 0.45 | 0.04 | 12.77 | 0.000 |
| Somatic | ||||
| Loss of sexual interest | 0.27 | 0.03 | 7.99 | 0.000 |
| Weight Loss | 0.14 | 0.03 | 5.36 | 0.000 |
| Somatic symptoms | 0.38 | 0.05 | 8.44 | 0.000 |
| Appetite loss | 0.31 | 0.04 | 8.30 | 0.000 |
| Residual variances | ||||
| Psychic anxiety | 0.56 | 0.08 | 6.96 | 0.000 |
| Psychomotor agitation | 0.99 | 0.07 | 14.94 | 0.000 |
| Psychomotor retardation | 0.97 | 0.06 | 17.49 | 0.000 |
| Somatic anxiety | 0.81 | 0.05 | 17.40 | 0.000 |
| Hypochondriasis | 0.97 | 0.08 | 12.71 | 0.000 |
| Depressed mood | 0.68 | 0.05 | 12.71 | 0.000 |
| Work and activity difficulties | 0.82 | 0.06 | 12.86 | 0.000 |
| Guilt | 0.85 | 0.06 | 13.78 | 0.000 |
| Suicidality | 0.87 | 0.04 | 20.45 | 0.000 |
| Early insomnia | 0.83 | 0.05 | 18.18 | 0.000 |
| Middle insomnia | 0.60 | 0.05 | 10.87 | 0.000 |
| Late insomnia | 0.78 | 0.04 | 20.30 | 0.000 |
| Loss of sexual interest | 0.94 | 0.06 | 14.80 | 0.000 |
| Weight Loss | 0.96 | 0.07 | 14.20 | 0.000 |
| Somatic symptoms | 0.87 | 0.07 | 12.47 | 0.000 |
| Appetite loss | 0.88 | 0.03 | 26.85 | 0.000 |
| Latent covariances | ||||
| Anxiety with Mood | 0.25 | 0.08 | 2.96 | 0.003 |
| Anxiety with Insomnia | 0.10 | 0.08 | 1.32 | 0.188 |
| Anxiety with Somatic | 0.13 | 0.11 | 1.22 | 0.222 |
| Mood with Insomnia | −0.05 | 0.08 | −0.60 | 0.552 |
| Mood with Somatic | 0.32 | 0.11 | 2.87 | 0.004 |
| Insomnia with Somatic | 0.06 | 0.11 | 0.55 | 0.582 |
Std. Err.: Standard error; z: z-score; CFI: comparative fit index; RMSEA: Root mean square error of approximation; SRMR: standardized root mean squared residual.