Variable	n (%)	Mean (Standard Error)	t	p value
Sex
Men Woman	46 (40.4) 68 (59.6)	89.48 (1.854) 88.78 (1.784)	0.264	0.793
Living in a couple
Yes No	63 (55.3) 51(44.7)	91.84 (1.727) 85.63 (1.867)	2.436	0.016*
Schooling
Low High	62 (54.4) 52 (45.6)	84.94 (1.773) 93.98 (1.673)	-3.663	0.000*
Chronic degenerative disease
No Yes	42 (36.8) 72 (63.2)	93.14 (2.024) 86.68 (1.623)	2.459	0.015*
Fear of contagion
Yes No	91 (79.8) 23 (20.2)	89.26 (1.428) 88.26 (3.112)	0.309	0.758
Abdominal distention
Yes No	53 (43.5) 61 (53.5)	83.28 (1.904) 94.08 (1.508)	-4.497	0.000*
Consider yourself a person with constipation
Yes No	28 (24.6) 86 (75.4)	80.50 (3.027) 91.85 (1.280)	-4.015	0.000*
Constipation (according to Rome III Criteria)
Yes No	32 (28.1) 82 (71.9)	84.25 (2.735) 90.94 (1.408)	-2.367	0.020*
*p ≤ .05