Table 2 Comparison of examination results and hospital stay duration for patients with mild IC
Variable | Total | Hospital stay duration ≤ 8 days | Hospital stay duration ≥ 12 days | p-value |
|---|---|---|---|---|
Patients | 100 | 63 | 37 | – |
Colonoscopy findings | ||||
Erythema | 77 | 46 (73.0) | 31 (83.8) | 0.22 |
Edema | 76 | 47 (74.6) | 29 (78.4) | 0.67 |
Multiple punctate erosions | 29 | 15 (23.8) | 14 (37.8) | 0.14 |
Superficial ulcer | 11 | 4 (6.3) | 7 (18.9) | 0.05 |
Distribution | ||||
Left-sided | 67 | 44 (69.8) | 23 (62.2) | 0.43 |
Right-sided | 0 | 0 | 0 | 0 |
Bilateral | 33 | 19 (30.2) | 14 (37.8) | 0.43 |
Number of lesions | 2 (1–3) | 2 (1–3) | 2 (1–6) | 0.066 |
Computed tomography findings | ||||
Bowel wall thickening and/or edema | 14 | 12 (19.0) | 2 (5.4) | 0.06 |
d-dimer (mg/L) | 0.47 (0.18–1.31) | 0.28 (0.16–0.73) | 0.78 (0.41–1.82) | 0.001 |
Erythrocyte sedimentation rate (mm/h) | 19 (11.25–34.00) | 16 (11–34) | 22 (14–35) | 0.117 |
Fecal occult blood test (+) | 70 | 38 (60.3) | 32 (86.5) | 0.006 |