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Demographic data and clinical profile of the participants
| Control (n = 28) | IBS (n = 28) | P value | |
| Age (yr) | 43.6 ± 1.9 | 41.6 ± 2.2 | > 0.051 |
| Gender (male:female) | 22:6 | 18:10 | > 0.052 |
| Disease duration (yr) | N/A | 3.6 ± 0.6 | N/A |
P values were obtained using t test (t = -0.682, df = 54, P = 0.498);
Pearson's χ2 test (χ2 = 1.400, df = 1, P = 0.237) between the control and patients with irritable bowel syndrome (IBS). Values expressed as mean ± SE. N/A: Not available.
