Table 1.
Baseline of healthy donors and UC patients.
| Variables | HC | UCD | UCV |
|---|---|---|---|
| Number of patients | 300 | 120 | 100 |
| Age (years) | 51.9 ± 14.8 | 50.4 ± 14.3 | 50.1 ± 14.1 |
| Sex (female) | 110 (36.7) | 43 (35.8) | 37 (37.0) |
| Disease duration (months) | 41.2 ± 20.1 | 36.7 ± 15.7 | |
| Smoking | 10 | 8 | |
| Drinking | 6 | 7 | |
| Disease locations for UC | |||
| E1 (proctitis) | 12 | 16 | |
| E2 (left-sided colitis) | 40 | 36 | |
| E3 (pancolitis) | 68 | 48 | |
| Calprotectin (μg/g) | |||
| 0 month | 81.18 ± 36.95 | 82.02 ± 34.84 | |
| 6 months | 113.93 ± 72.00 | 100.15 ± 71.84 | |
| 12 months | 136.10 ± 88.86 | 120.50 ± 89.83 | |
| 18 months | 146.84 ± 97.32 | – |
Data were shown as n, mean ± standard deviation, orn (%). HC: Healthy donors; UC: Ulcerative colitis; UCD: Derivation cohort of UC patients; UCV: Verification cohort of UC patients.