Table 3.
Testing of anorectal motility and rectal visceral sensation in each group
| Normal | IBS-D | UC in remission | |
| Initial sensory threshold (mL) | 50.18 ± 4.19 | 23.91 ± 10.15a | 20.10 ± 9.17b |
| Defecation threshold (mL) | 69.15 ± 10.75 | 35.17 ± 12.71a | 21.28 ± 10.32b |
| Pain threshold (mL) | 105.90 ± 20.15 | 70.10 ± 11.25a | 50.33 ± 12.30b |
| Maximum compliance (mL/mmHg) | 4.95 ± 1.81 | 5.02 ± 1.75 | 4.98 ± 1.91 |
| Resting pressure (mmHg) | 62.15 ± 15.21 | 65.54 ± 13.15 | 63.27 ± 10.15 |
| Relaxation pressure (mmHg) | 105.15 ± 60.15 | 140.50 ± 55.50a | 138.69 ± 52.82a |
| Relaxation pressure (mmHg) | 43.18 ± 22.50 | 45.15 ± 20.65 | 46.10 ± 19.97 |
a
P < 0.05,
b
P < 0.01 vs normal. UC: Ulcerative colitis; IBS-D: Diarrhea-predominant irritable bowel syndrome.