Uric acid, hepatic enzymes and creatinine (mean±SD) for each group before and after intervention
| Parameter | Time point | Erythritol group (n=14) | Xylitol group (n=14) | Control group (n=14) | Time effect (P value) | Treatment effect (P value) |
| Uric acid(mmol/L) | Preintervention | 350.5±84.6 | 391.2±108.3 | 342.1±70.5 | 0.704 | 0.330 |
| Postintervention | 342.9±77.4 | 380.6±92.4 | 351.9±60.2 | |||
| ASAT(U/L) | Preintervention | 22.0±9.7 | 25.9±14.5 | 23.1±10.5 | 0.436 | 0.876 |
| Postintervention | 25.6±11.7 | 25.7±13.0 | 22.3±7.3 | |||
| ALAT(U/L) | Preintervention | 38.4±19.4 | 33.6±22.6 | 31.1±23.5 | 0.800 | 0.518 |
| Postintervention | 40.5±26.9 | 32.2±17.9 | 28.6±16.1 | |||
| Creatinine (mmol/L) | Preintervention | 69.3±21.8 | 72.9±13.0 | 70.8±12.9 | 0.611 | 0.491 |
| Postintervention | 69.3±13.0 | 70.1±14.5 | 70.7±13.8 |
Linear mixed effect model with subsequent Šidak test.
ALAT, alanine aminotransferase; ASAT, aspartate aminotransferase.