Comparison of the diagnostic value of FIB-4 score and other associated factors for the identification of urolithiasis among NAFLD patients
| Variable | Urolithiasis in patients with NAFLD | |
| AUROC | 95% CI | |
| Age | 0.749 | 0.729 to 0.767 |
| BMI | 0.612 | 0.591 to 0.633 |
| Serum uric acid | 0.602 | 0.580 to 0.623 |
| FIB-4 score | 0.686 | 0.665 to 0.706 |
| The multivariate model | 0.813 | 0.795 to 0.829 |
| Comparison of AUROC | P value |
| Age versus the multivariate model | <0.001 |
| Serum uric acid versus the multivariate model | <0.001 |
| BMI versus the multivariate model | <0.001 |
| FIB-4 score versus the multivariate model | <0.001 |
AUROC, area under a ROC curve; BMI, body mass index; NAFLD, non-alcoholic fatty liver disease.