Autonomic parameters | Mean ± SD Median (IQR) | P value | |||
IBS-D (n = 20) | IBS-C (n = 20) | Control (n = 20) | |||
Para Sympathetic (coefficient) | RRIV | 7.7 ± 8.3 4.1 (2.3 - 10.8) | 9 ± 10.9 4.8 (2.5 - 8.3) | 8.5 ± 8.2 4.5 (3.3 - 10.5) | 0.875 |
RRIV-D | 18.5 ± 10.8 19.7 (12.1 - 27) | 28.1 ± 24.1 20.1 (9.5 - 5.8) | 19.7 ± 13.5 15.1 (11.2 - 26.8) | 0.657 | |
Sympathetic | SSR in seconds | 2.5 ± 1.6 1.8 (1.2 - 4.1) | 1.3 ± 0.5 1.3 (1 - 1.5) | 1.8 ± 1.6 1.3 (1 - 1.7) | 0.079 |