| Variables | Gastrointestinal manifestations | p-value | |
| Yes | No | ||
| Mean age (SD) | 51.1 (11.6) | 45.7 (13.9) | 0.13 |
| Male sex, n (%) | 50 (83.3) | 10 (16.7) | 0.70 |
| Median BMI (IQR) | 23.8 (22.7 - 26.6) | 24.5 (23.4 - 28.4) | 0.49 |
| Unemployment, n (%) | 15 (78.9) | 5 (21.1) | 0.50 |
| Psychiatric disorders, n (%) | 29 (88.2) | 2 (11.8) | 0.10 |
| Median duration in dialysis (IQR) | 15 (6.8 - 48.0) | 24 (8.5 - 56.5) | 0.40 |
| Hypertension, n (%) | 70 (86.4) | 11 (13.6) | 0.02 |
| Diabetes, n (%) | 20 (90.9) | 2 (9.1) | 0.50 |
| Median hemoglobin (IQR) | 8.8 (7.6 - 10.2) | 9.2 (8.3 - 10.1) | 0.35 |
| Median parathormone (IQR) | 462.9 (260.4 - 1007.9) | 873.1 (669.0 - 1261.0) | 0.10 |
| Median calcemia (IQR) | 84.9 (79.2 - 95.8) | 84 (77.0 - 92.3) | 0.59 |
| Median phosphatemia (IQR) | 44.4 (33.0 - 53.0) | 51.9 (42.2 - 57.0) | 0.09 |
| Median albuminemia (IQR) | 41 (36.8 - 44.0) | 40 (38.1 - 42.4) | 0.64 |
| Median CRP (IQR) | 4 (1.0 - 18.5) | 2 (0.0 - 8.0) | 0.22 |