Psychologic assessment | Mean ± SD Median (IQR) | P value | ||||||
IBS-D (n = 20) | IBS-C (n = 20) | Control (n = 20) | P1 | P2 | P3 | P4 | ||
EPQ scale | Psychotism | 5.9 ± 2.3 6 (4 - 7) | 6.1 ± 1.8 6 (5 - 7) | 5.8 ± 2.1 5.5 (4 - 7.5) | 0.817 | 0.601 | 0.946 | 0.565 |
Neuroticism | 18.1 ± 3.5 19 (15.5 - 21) | 20.4 ± 1.1 20.5 (20 - 21) | 14.5 ± 3.8 15 (12 - 16.5) | <0.001 | 0.021 | 0.003 | <0.001 | |
Extraversion | 7.9 ± 5.2 6.5 (4 - 11.5) | 5.7 ± 3.4 5.5 (2.5 - 8) | 13 ± 4 13 (10 - 16.5) | <0.001 | 0.222 | 0.002 | <0.001 | |
Lie | 9.9 ± 2.7 9.5 (8.5 - 12) | 11.3 ± 2.2 11 (10 - 12.5) | 10.6 ± 2.5 10.5 (9 - 11.5) | 0.110 | 0.129 | 0.435 | 0.170 | |
Criminality | 15.6 ± 2.1 15.5 (14 - 16.5) | 17.1 ± 2 17 (16 - 18) | 13 ± 3.7 11.5 (10 - 16) | 0.001 | 0.013 | 0.014 | 0.001 | |
HSCL-90 | Psychoticism | 14.7 ± 5.7 13.5 (11 - 18.5) | 15.9 ± 5.1 15 (12.5 - 18) | 7.8 ± 4 7 (5 - 9.5) | <0.001 | 0.481 | <0.001 | <0.001 |
Paranoia | 9.4 ± 2.7 9 (8 - 11) | 9.9 ± 2 10 (9 - 11) | 6.4 ± 2.7 6 (4 - 9) | <0.001 | 0.206 | 0.003 | <0.001 | |
Phobic anxiety | 8.4 ± 4.1 9 (5 - 10) | 8.7 ± 4.1 8 (6 - 12) | 3.3 ± 2.4 3 (2 - 4) | <0.001 | 0.664 | <0.001 | <0.001 | |
Hostility | 6.7 ± 3.1 6 (5 - 8) | 7.1 ± 2.4 7 (5 - 9) | 3.9 ± 0.8 4 (3 - 4) | <0.001 | 0.530 | <0.001 | <0.001 | |
Anxiety | 15.7 ± 5.5 16 (11.5 - 18.5) | 18.2 ± 5.8 19 (14.5 - 22) | 9.4 ± 3.4 10 (8 - 10.5) | <0.001 | 0.143 | <0.001 | <0.001 | |
Depression | 27.4 ± 7 27.5 (24.5 - 31) | 29.3 ± 5.4 29.5 (28 - 31) | 17.7 ± 4.2 19 (14 - 20) | <0.001 | 0.232 | <0.001 | <0.001 | |
Interpersonal sensitivity | 17.7 ± 5.4 20 (16.5 - 21) | 19.5 ± 4.4 19 (17 - 21) | 12.5 ± 3.8 13 (10 - 16) | <0.001 | 0.849 | 0.001 | <0.001 | |
Obsessive compulsive | 19.9 ± 3.9 20 (19 - 22) | 20.2 ± 3.4 20.5 (18 - 22) | 13.9 ± 3.6 14.5 (13 - 16) | <0.001 | 0.744 | <0.001 | <0.001 | |
Somatization | 19.7 ± 8.4 17.5 (13.5 - 22) | 20.7 ± 8.7 18 (15 - 25.5) | 8.1 ± 3.5 8.5 (6 - 10.5) | <0.001 | 0.645 | <0.001 | <0.001 |