Basic Study
Copyright ©The Author(s) 2024.
World J Gastroenterol. Mar 14, 2024; 30(10): 1431-1449
Published online Mar 14, 2024. doi: 10.3748/wjg.v30.i10.1431
Table 2 Characteristics of the study subjects, n (%)
Clinical characteristics
Subjects (n = 43)

IBS subtype (n = 28)
IBS (n = 28)Control (n = 15)P valueIBS-D (n = 18)IBS-C (n = 18)P value
Age51.2 (10.2)51.1 (10.3)0.9651.4 (9.8)51.0 (11.5)0.93
Sex0.86
    Male12 (42.9)6 (40.0)8 (44.4)4 (40.0)1.00
    Female16 (51.7)9 (60.0)10 (55.6)6 (60.0)
Severity of abdominal pain< 0.0010.49
    Absent (0)0 (0.0)8 (53.4)//
    Mild (1)10 (35.7)7 (46.7)7 (38.9)3 (30.0)
    Relevant (2)12 (42.9)0 (0.0%)8 (44.4)4 (40.0)
    Severe (3)6 (21.4)0 (0.0)3 (16.7)3 (30.0)
Frequency of abdominal pain< 0.0010.88
    Absent (0)0 (0.0)9 (60.0)//
    Up to 1 day/week (1)9 (32.1)6 (40.0)6 (33.3)3 (30.0)
    2 or 3 days/week (2)14 (50.0)0 (0.0)9 (50.0)5 (50.0)
    4-6 days/week (3)4 (14.3)0 (0.0)2 (11.1)2 (20.0)
    Daily (4)1 (3.57)0 (0.0)1 (5.6)0 (0.0)