| Control session | Attention to shock pain | Attention to counter-stimulation | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Baseline | HICS | HNCS | Recovery | Baseline | HICS | HNCS | Recovery | Baseline | HICS | HNCS | Recovery | |
Patients with IBS (n = 9) | ||||||||||||
 P45 (µV) | 4.7 ± 3.8 | 4.4 ± 3.3 | 4.8 ± 2.4 | 4.7 ± 2.9 | 4 ± 2.7 | 4.1 ± 3.2 | 4.0±3.6 | 3.5 ± 2.9 | 1.9 ± 1.7 | 2.2 ± 1.3 | 2.1 ± 2.0 | 2.5 ± 2.1 |
 N100 (µV) | − 23.3 ± 14 | − 24.0 ± 15.3 | − 24.0 ± 14.9 | − 22.8 ± 14 | − 18.7 ± 14 | − 18.6 ± 14.0 | − 18.6 ± 14.9 | − 19.3 ± 14.2 | − 18 ± 6.1 | − 18.6 ± 4.7 | − 19.1 ± 6.4 | − 18 ± 7.3 |
 P260 (µV) | 20.6 ± 6.2 | 20.6 ± 7.6 | 20.3 ± 8.2 | 20.6 ± 6.1 | 21.7 ± 4.9 | 21.7 ± 4.0 | 22 ± 3.9 | 21.4 ± 4.6 | 19 ± 3.7 | 20.4 ± 5.1 | 19.2 ± 3.8 | 19.3 ± 5.4 |
 4–10 Hz | 12.3 ± 3.7 | 12.0 ± 2.9 | 12.0 ± 2.8 | 11.2 ± 2.9 | 12 ± 2.1 | 11.6 ± 3.1 | 12.1 ± 3.8 | 11.1 ± 2.4 | 12.4 ± 2.4 | 11.4 ± 1.9 | 11.5 ± 3.2 | 13.4 ± 3.4 |
 8–29 Hz (ERS) | 3.9 ± 2.8 | 2.4 ± 1.1 | 3.1 ± 2.2 | 3.7 ± 2.7 | 3.2 ± 1.9 | 2.6 ± 2.0 | 2.9 ± 2.4 | 2.7 ± 1.9 | 3.3 ± 2.9 | 2.9 ± 2.6 | 2.7 ± 1.6 | 3,8 ± 2.7 |
 8–29 Hz (ERD) | − 3.0 ± 1.1 | − 2.1 ± 0.9 | − 2 ± 0.7 | − 1.9 ± 1.3 | − 1.7 ± 1.2 | − 2.6 ± 1.6 | − 1.6 ± 1.3 | − 2.3 ± 1 | − 3,2 ± 1.5 | − 2,3 ± 1.3 | − 2,9 ± 1.0 | − 1.6 ± 1.1 |
 30–60 Hz | 3.0 ± 1.1 | 3.0 ± 0.8 | 3.8 ± 2.8 | 3.0 ± 1.3 | 2.7 ± 1.2 | 2.6 ± 1.7 | 3.6 ± 1.9 | 2.9 ± 1.4 | 2.5 ± 1.3 | 2.5 ± 1.3 | 3.3 ± 1.1 | 3.5 ± 1.6 |
 61–100 Hz | 3.3 ± 0.8 | 3.3 ± 1.6 | 2.9 ± 0.8 | 3.1 ± 1.7 | 3.0 ± 1.2 | 3.2 ± 1.5 | 3.5 ± 1.6 | 3.2 ± 1.6 | 3.0 ± 1 | 3.3 ± 2 | 3.5 ± 1.4 | 3.0 ± 1.7 |
 Shock pain (NRS) | 45.6 ± 18.2 | 51.3 ± 22.6 | 50.8 ± 24 | 48.8 ± 25.2 | 49.6 ± 17.5 | 49.9 ± 18.2 | 46.8 ± 15.8 | 48.8 ± 15.5 | 43.9 ± 15 | 41.4 ± 14.2 | 41.3 ± 9 | 42.9 ±  ± 15 |
 NFR (T− score) | 50.3 ± 6.2 | 49.4 ± 2 | 50.3 ± 2.6 | 50.1 ± 4.5 | 51.9 ± 3.8 | 49.8 ± 2.6 | 51.3 ± 3.7 | 50.2 ± 4.1 | 52.1 ± 4.5 | 50.2 ± 2.9 | 51.9 ± 6.1 | 49.7 ± 5.3 |
Healthy controls (n = 9) | ||||||||||||
 P45 (µV) | − 0.6 ± 3.8 | − 0.6 ± 4.0 | − 0.2 ± 4.2 | − 0.7 ± 4.6 | − 0.3 ± 1.9 | − 0.7 ± 2.6 | − 0.9 ± 2.5 | 0.1 ± 3.2 | − 0.2 ± 2.5 | − 0.5 ± 3 | − 0.3 ± 2.9 | 0.5 ± 2.1 |
 N100 (µV) | − 28.8 ± 9.6 | − 28.6 ± 10 | − 28.6 ± 8 | − 28.6 ± 7.3 | − 30.9 ± 5.40 | − 30.1 ± 4.40 | − 25.5 ± 5.2‡ | − 25.7 ± 2.7†| − 30.3 ± 6.7 | − 26.5 ± 7.3†| − 21.5 ± 5.7‡ | − 23.8 ± 6.1†|
 P260 (µV) | 25 ± 13.2 | 25.2 ± 13.5 | 25.0 ± 13.6 | 24.5 ± 13.6 | 26.5±10.4 | 25.9 ± 11.2 | 19.5 ± 10.2‡ | 24 ± 9.4 | 27.8 ± 13.1 | 22.8±11.9* | 15.2 ± 9.4‡ | 21.6 ± 10.2†|
 4–10 Hz | 11.5 ± 2.3 | 12.6 ± 2.1 | 12.2 ± 3.0 | 11.0±1.8 | 13.3 ± 2.5 | 12.7±2 | 11.3 ± 3.2 | 11.7 ± 2.8 | 12.7 ± 2 | 11.5 ± 2.8 | 11.2±2.6 | 11.7 ± 3.2 |
 8–29 Hz (ERS) | 2.7 ± 1.1 | 3.0±1.6 | 2.4 ± 1.0 | 3.8 ± 2.3 | 2.9 ± 1.5 | 3.2 ± 1.6 | 3.0 ± 1.7 | 3.4±2.1 | 2.0 ± 1.5 | 2.6 ± 1.6 | 2.4 ± 1.2 | 2.2±1.2 |
 8–29 Hz (ERD) | − 2.3 ± 1.1 | − 1.9 ± 0.8 | − 2.2 ± 0.8 | − 1,8 ± 0.7 | − 1.8 ± 0.8 | − 1,7 ± 0.4 | − 1.9 ± 0.8 | − 2.3 ± 1.3 | − 1,9 ± 1.1 | − 2.0 ± 0.6 | − 1.7 ± 0.8 | − 2.0 ± 0.6 |
 30–60 Hz | 1.9 ± 0.8 | 2.0 ± 0.4 | 2.1 ± 0.8 | 2.1 ± 0.6 | 2.5 ± 1.1 | 2.2 ± 0.7 | 1.7 ± 0.6* | 1.6 ± 0.7* | 2.3 ± 0.8 | 1.9 ± 0.9†| 1.5 ± 0.6 | 1.9 ± 0.8 |
 61–100 Hz | 3.1 ± 2.0 | 2.9 ± 1.4 | 3.3 ± 1.2 | 3.1 ± 0.9 | 3.5 ± 1.3 | 3.0 ± 1.5 | 1.3 ± 0.6†| 2.1 ± 0.6* | 3.8 ± 1.6 | 2.1 ± 0.5* | 1.5 ± 0.4†| 2.2 ± 0.6* |
 Shock pain (NRS) | 37.8 ± 15.1 | 38.9 ± 14.3 | 41.8 ± 17.0 | 41.7 ± 16.1 | 43.6 ± 18.3 | 42.6 ± 18.6 | 38.2 ± 20.2* | 42.7 ± 18.3 | 43.5 ± 23.2 | 34.9 ± 21* | 28 ± 18.8†| 41.1 ± 21.1 |
 NFR (T− score) | 49.7 ± 3.4 | 50.5 ± 2.8 | 50.8 ± 3.2 | 48.9 ± 2.9 | 51.1 ± 3.2 | 49.1 ± 3.8 | 51.6 ± 4.2 | 49.2 ± 3.5 | 50.5 ± 4.1 | 50.5 ± 4.4 | 53.5 ± 4.7 | 47.2 ± 3.8 |