Table 1.

The demographic characteristics of the groups (mean ± SD or n, %).

	Group 1 (n = 32)	Group 2 (n = 32)	P
Age (years)	42.96 ± 10.35	47.15 ± 11.03	0.12
Sex (male, %)	10 (31.3)	8 (25)	0.57
BMI (kg/m2)	28.29 ± 4.95	27.38 ± 4.47	0.44
Symptom duration (years)	3.58 ± 5.52	3.50 ± 3.83	0.54