Table 4.
Internal consistency and intercorrelations of the scales across time points
| Cronbach’s α | Correlations
|
|||
|---|---|---|---|---|
| Inexp | A/A | RD | ||
| Baseline | ||||
| Inexpressivity | .88 | |||
| Apathy/Asociality | .81 | .47 | ||
| Reality Distortion | .80 | .06 | .08 | |
| Disorganization | .72 | .00 | .00 | .20 |
| 6-months | ||||
| Inexpressivity | .91 | |||
| Apathy/Asociality | .84 | .50 | ||
| Reality Distortion | .85 | .16 | .24 | |
| Disorganization | .74 | .15 | .23 | .28 |
| 24-months | ||||
| Inexpressivity | .90 | |||
| Apathy/Asociality | .82 | .49 | ||
| Reality Distortion | .81 | .13 | .22 | |
| Disorganization | .75 | .06 | .12 | .25 |
| 48-months | ||||
| Inexpressivity | .91 | |||
| Apathy/Asociality | .83 | .51 | ||
| Reality Distortion | .83 | .01 | .24 | |
| Disorganization | .78 | .07 | .17 | .30 |
| 10-year | ||||
| Inexpressivity | .89 | |||
| Apathy/Asociality | .88 | .56 | ||
| Reality Distortion | .89 | .14 | .34 | |
| Disorganization | .80 | .16 | .33 | .47 |
| 20-year | ||||
| Inexpressivity | .90 | |||
| Apathy/Asociality | .88 | .56 | ||
| Reality Distortion | .83 | .18 | .34 | |
| Disorganization | .76 | .02 | .36 | .28 |
Note: Inexp = inexpressivity, A/A = Apathy/Asociality, RD = Reality Distortion.