Table 1.
Confirmatory Factor Analysis of the URICA
X2 | DF | X2:DF | CFI | IFI | GFI | RMSEA | |
---|---|---|---|---|---|---|---|
Drug | 834 | 397 | 2.1 | .94 | .94 | .90 | .05 |
Alcohol | 893 | 397 | 2.3 | .92 | .92 | .86 | .06 |
Free Model | 1728 | 794 | 2.2 | .93 | .93 | .88 | .04 |
Constrained | 1777 | 822 | 2.2 | .93 | .93 | .88 | .04 |
Step | X2 | DF | ΔX2 | ΔDF | P | |
Free Model | A | 1728 | 794 | 50 | 28 | < .01 |
Constrained | 1777 | 822 | ||||
Precontemplation | B | 1750 | 801 | 22 | 7 | < .01 |
Precontemplation* | 1734 | 799 | 6 | 5 | NS | |
Contemplation | C | 1749 | 807 | 21 | 13 | NS |
Action | D | 1757 | 814 | 29 | 20 | NS |
Maintenance | E | 1761 | 827 | 6 | 6 | NS |
Variances | F | 1769 | 825 | 41 | 31 | NS |
Covariances | G | 1780 | 831 | 52 | 37 | NS |
removing items 5 and 11 from Precontemplation Subscale