Table 2 Confirmatory factor analysis of the MDQ and the HCL-32. Goodness-of-fit indices of the tested models
From: Accuracy of the Arabic HCL - 32 and MDQ in detecting patients with bipolar disorder
Model | χ2 | df | p | CFI | RMSEA (90%CI) | SRMR |
|---|---|---|---|---|---|---|
MDQ | ||||||
 Unidimensional | 329.2 | 65 | < 0.0001 | 0.894 | 0.100 (0.089–0.111) | 0.089 |
 Two-factor | 213.8 | 53 | < 0.0001 | 0.924 | 0.086 (0.074–0.098) | 0.045 |
 Bifactor | 77.3 | 53 | 0.016 | 0.990 | 0.034 (0.015–0.049) | 0.045 |
HCL-32 | ||||||
 Unidimensional | 1864.6 | 464 | < 0.0001 | 0.798 | 0.097 (0.093–0.102) | 0.109 |
 Two-factor | 1562.0 | 463 | < 0.0001 | 0.842 | 0.086 (0.081–0.091) | 0.098 |
 Bifactor | 715.8 | 432 | < 0.0001 | 0.959 | 0.045 (0.039–0.051) | 0.067 |
Threshold for fit |  |  | p > 0.05 | 0.90 | ≥0.08 | ≥0.09 |