Table 1.
Sample demographics and group comparison.
| Measure | IBS (N = 142) | Control (N = 365) | Total (N = 507) | F/χ2 |
|---|---|---|---|---|
| Age | 31.9 (11.7) | 26.2 (6.4) | 27.8 (8.6) | 17.3** |
| Gender Female Male Other |
116 (82) 26 (18) |
281 (77) 83 (23) 1 (0.3) |
397 (78) 109 (22) 1 (0.2) |
1.2 |
| BMI | 24.0 (5.2) | 22.4 (3.6) | 22.8 (4.2) | 16.4** |
| Partnership status In a relationship Not in a relationship |
86 (61) 56 (39) |
239 (65) 126 (35) |
325 (64) 182 (36) |
1.1 |
| Age at diagnosis | 21.5 (11.2) | NAP | NAP | |
| Age of symptom onset | 18.5 (10.6) | NAP | NAP |
Note: BMI = Body Mass Index, NAP = Not applicable, ** p < 0.01
Numbers are M(SD) or N(%). Tests are One-way ANOVA (F statistic) or the Chi-square test (χ2 statistic).