Table 3.
Linear regression and relative contribution of each variable on social functioning
| Independent variables | Unstandardized beta | Standardized beta | SE |
t
(df = 259) |
p | Explained R2 (%) |
|---|---|---|---|---|---|---|
| MAP | −1.814 | −0.746 | 0.044 | −16.957 | <0.001 | 44.782 |
| EXP | 0.056 | 0.013 | 0.045 | 0.294 | 0.769 | 8.917 |
| Illness duration (years) | −0.416 | −0.247 | 0.034 | −7.160 | <0.001 | 8.938 |
| SAS | −0.022 | −0.002 | 0.034 | −0.048 | 0.962 | 0.926 |
| BARS | −0.939 | −0.046 | 0.033 | −1.402 | 0.162 | 0.419 |
| PANSS-Positive symptoms | −0.786 | −0.094 | 0.038 | −2.460 | 0.015 | 3.151 |
| PANSS-Excited symptoms | −0.657 | 0.041 | 0.036 | 1.142 | 0.255 | 0.683 |
| PANSS-Disorganized symptoms | 0.616 | −0.070 | 0.037 | −1.877 | 0.062 | 4.551 |
| PANSS-Depressive symptoms | −0.377 | −0.024 | 0.035 | −0.683 | 0.495 | 0.605 |
Note: p < 0.05 are bold. SE, Standard Error; CAINS, the Clinical Assessment Interview for Negative Symptoms; MAP, Motivation and Pleasure factor of the CAINS; EXP, Expressivity factor of the CAINS; SAS, the Simpson-Angus Extrapyramidal Side Effects Scale; BARS, the Barnes Akathisia Rating Scale; PANSS, the Positive and Negative Syndrome Scale.