Foods of Diet Questionnaire | IBS-D (n = 20) | IBS-C (n = 20) | Control (n = 20) | P value (overall) | |||
Prevalence n (%) | Frequency Mean ± SD median (IQR) | Prevalence n (%) | Frequency Mean ± SD median (IQR) | Prevalence n (%) | Frequency Mean ± SD median (IQR) | ||
Beans | 19 (95) | 21 ± 10.2 25 (12 - 30) | 17 (85) | 19.4 ± 12.2 23 (10 - 30) | 20 (100) | 16.3 ± 11.7 12 (6 - 30) | 0.425 |
Lentils | 16 (80) | 4.8 ± 9 1.5 (1 - 2.5) | 16 (80) | 6.4 ± 11.1 1 (1 - 2) | 19 (95) | 1.4 ± 0.8 1 (1 - 2) | 0.742 |
Refined bread | 1 (5) | 1.5 ± 6.7 0 (0) | 0 (0) | 0 ± 0 0 (0) | 0 (0) | 0 ± 0 0 (0) | 0.368 |
Milk & dairy products | 20 (100) | 12.8 ± 10.8 8 (3.5 - 23) | 19 (95) | 16.6 ± 15.4 10 (5.5 - 30) | 20 (100) | 15.3 ± 10.2 12 (8 - 30) | 0.528 |
Skinned vegetables | 2 (10) | 1.1 ± 4.5 0 (0) | 1 (5) | 0.1 ± 0.2 0 (0) | 3 (15) | 2.5 ± 7.2 0 (0) | 0.528 |
Skinned fruits | 0 (0) | 0 ± 0 0 (0) | 0 (0) | 0 ± 0 0 (0) | 2 (10) | 1.6 ± 6.7 0 (0) | 0.131 |
Sweets & candies | 19 (95) | 4.3 ± 4.7 2 (1 - 8) | 19 (95) | 4.8 ± 6.6 2 (1 - 8) | 19 (95) | 4.7 ± 3 4 (2 - 8) | 0.470 |
Coffee | 17 (85) | 17.3 ± 16 14 (1.5 - 30) | 16 (80) | 19.8 ± 24.8 8 (2.5 - 30) | 18 (90) | 15.9 ± 16.5 8 (3 - 30) | 0.957 |
Carbonated drinks | 20 (100) | 13.1 ± 10 12 (4 - 16) | 18 (90) | 10.3 ± 9.7 8 (2 - 12) | 19 (95) | 12 ± 10.2 8 (5 - 14) | 0.523 |
Rice | 20 (100) | 25.7 ± 6.3 30 (20 - 30) | 20 (100) | 25.5 ± 8.5 30 (25 - 30) | 20 (100) | 19.6 ± 10 14 (12 - 30) | 0.052 |
Cake, cookies, pasta | 20 (100) | 19.8 ± 16.1 14 (8 - 30) | 20 (100) | 17.6 ± 9.5 16 (10 - 30) | 20 (100) | 11.5 ± 6 10 (8 - 14) | 0.081 |
Large fatty meal | 18 (90) | 2.7 ± 3.8 1 (1 - 2) | 14 (70) | 3.4 ± 6.8 1 (0 - 3) | 14 (70) | 2.4 ± 6.5 1 (0 - 1.5) | 0.305 |