Table 1. Demographic and clinical characteristics of study groups.

	Group 1 (n=13)			Group 2 (n=12)			Group 3 (n=11)			P
		n	%	Mean±SD	n	%	Mean±SD	n	%		Mean±SD
Age (year)			39.6±13.9			40.7±11.4			42.8±13.8	0.749*
Sex										0.822†
Female	6	46.1		5	41.6		6	45.4
Male	7	53.9		7	58.4		5	44.6
Body mass index (kg/m2)			26.9±3.5			27.11±2.5			25±3.4	0.684*
Complaint period (month)			18.4±9.6			15.6±3.3			17.1±26.6	0.718*
* Kruskal Wallis H test; † Chi-square test.