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. 2021 Mar 29;12:625381. doi: 10.3389/fpsyg.2021.625381

Table 1.

Sociodemographic characteristics.

IBS n = 127 HCs n = 127 p-value*
Sociodemographic characteristics Effective n Effective n
Gender—femalea 127 80 (63.0) 127 80 (63.0) -
Age—yearsb 127 36.5 (13.4) 127 35.1 (13.6) 0.52
Educational level—ISCED ≤ secondarya 127 37 (29.1) 127 37 (29.1) -
Nationality—Germana 103 95 (92.2) 127 117 (92.1) >0.99
Marital status—living with a partnera 126 79 (62.7) 127 66 (52.0) 0.21
Professional life, paid employmenta 118 105 (89.0) 124 107 (86.3) 0.61

IBS, irritable bowel syndrome; HC, healthy controls; ISCED, International Standard Classification of Education ( ≤ 2 indicates <10 years of education).

*

P-value calculated by chi-squared method for frequencies and Kruskal-Wallis-Test for continuous variables.

a

absolute numbers and percentages N (%) were reported.

b

mean values and standard deviations M (SD) were reported.