Table 1.
Factor loading of YFAS-2 symptoms and result of confirmatory factor analysis
| Symptoms | Standardized factor loading (SE) | |||
|---|---|---|---|---|
| Symptom 1: amount | 0.731 (0.048) | |||
| Symptom 2: attempt | 0.861 (0.069) | |||
| Symptom 3: time | 0.802 (0.101) | |||
| Symptom 4: give up activity | 0.607 (0.035) | |||
| Symptom 5: knowledge of consequence | 0.947 (0.052) | |||
| Symptom 6: tolerance | 0.903 (0.065) | |||
| Symptom 7: withdrawal | 0.767 (0.059) | |||
| Symptom 8: continued use despite problems | 0.768 (0.135) | |||
| Symptom 9: failure to fulfill obligation | 0.426 (0.062) | |||
| Symptom 10: physically hazardous | 0.774 (0.051) | |||
| Symptom 11: craving | 0.895 (0.048) | |||
| Goodness of fitness | CFI | TIL | RMSEA | χ2 (df) |
| 0.97 | 0.96 | 0.047 | 76.24 (44) | |
CFI: Comparative Fit Index, TLI: Tucker-Lewis Index, RMSEA: Root Mean Square Error of Approximation, YFAS-2: Yale Food Addiction Scale 2.0