Electrophysiological investigation of the contribution of attention to altered pain inhibition processes in patients with irritable bowel syndrome

Table 1 Characteristics of participants (mean ± SD)

	Age (years)	GI symptoms severity	Duration (years)	Mental health	Physical health	PC	Vigilance	Depression	State anxiety	Trait anxiety
Patients with IBS (n = 9)	28.9 ± 10.3	69.4 ± 19.3	11 ± 2.5	45 ± 8.8^†	43 ± 5.5^†	24.1 ± 12*	43.3 ± 8.8*	8.3 ± 7.30	34.8 ± 9.70	41.8±9.60
Healthy controls (n = 9)	28.5 ± 8.5	n.a.	n.a.	56.1 ± 6.7	52.3 ± 4.8	10.9 ± 8.5	27.8 ± 14.3	3.9 ± 7	28 ± 8.5	33.8±11.4

n.a.: not applicable; GI: gastrointestinal; PC: pain catastrophizing; *p < 0.05; †p < 0.01

ISSN: 1880-6562