Table 1. General characteristics of the participants.

	ESWT group (n=36)			CPT group (n=34)			p
		n	%	Mean±SD	n	%		Mean±SD
Age (year)			47.4±14.3			45.3±12.2	0.375†
Sex
Male	23	63.9		14	41.2		0.057‡
Female	13	36.1		20	58.8
Education status
Primary school graduate	14	38.9		19	55.9		0.356‡
High school graduate	11	30.6		7	20.6
Graduated from a university	11	30.6		8	23.5
Body mass index (kg/m2)			28.6±4.9			35.2±36.2	0.617†
Duration of illness (month)			80.2±85.1			60.4±42.5	0.972†
ESWT: Extracorporeal shock wave therapy, CPT: Conventional physical therapy; SD: Standard deviation; † Statistical comparison of measurements between groups with the Mann-Whitney U test; ‡ Statistical comparison of measurements between groups with the chi- square test.