Table 2.
Demographic and clinical characteristics.
| H+ (n = 12) | M+ (n = 21) | H+/M+ (n = 34) | p-Value * | |
|---|---|---|---|---|
| Age (years) | 35.25 + 11.67 | 33.29 ± 6.56 | 32.71 ± 8.23 | 0.776 |
| Gender | 0.921 | |||
| Female | 9 (75.0%) | 17 (80.9) | 27 (79.4%) | |
| Male | 3 (25.0%) | 4 (19.1%) | 7 (20.5%) | |
| Gastrointestinal symptoms | ||||
| Abdominal pain | 8 (66.6) | 17 (80.9%) | 20 (58.8%) | 0.242 |
| Diarrhea | 9 (75.0%) a | 4 (19.0%) b | 15 (44.1%) ab | 0.007 * |
| Constipation | 3 (25%) a | 15 (72.4%) b | 18 (52.9%) ab | 0.038 * |
| Reflux | 4 (33.3%) | 6 (28.5%) | 10 (29.4%) | 0.957 |
| Gas | 8 (66.6%) | 16 (76.1%) | 31 (91%) | 0.118 |
| Growling | 7 (58.3%) | 12 (57.1%) | 28 (82.3%) | 0.089 |
| Bloating | 10 (83.3%) | 20 (95.2%) | 32 (94.1%) | 0.408 |
| Frequency of symptoms | ||||
| Once a week | 2 (16.6%) | 2 (9.5%) | 5 (14.7%) | 0.934 |
| Few times per week | 3 (25.0%) | 7 (33.3%) | 11 (32.3%) | |
| Once a day | 2 (16.6%) | 2 (9.5%) | 5 (14.7%) | |
| Few times per day | 5 (41.6%) | 10 (47.6%) | 13 (38.23%) | |
* p value is for comparison of differences among the 3 groups, significance level of p = 0.05, values calculated with the use of non-parametric Kruskal–Wallis test, verified on the basis of Shapiro–Wilk test; a,b Bonferroni post-hoc test.