Extracorporeal shock wave therapy (ESWT) versus local corticosteroid injection in treatment of lateral epicondylitis (tennis elbow) in athletes: clinical and ultrasonographic evaluation

Egyptian Rheumatology and Rehabilitation

Table 1 Comparison between the studied groups according to personal data

	CS injection (15) (group 1)		ESWT (15) (group 2)		Statistical test	p value
	Mean	±SD	Mean	±SD	Statistical test	p value
Age	31.0	7.32	32.4	6.29	St t = 0.56	0.58
Gender, n (%)
Male	10 (66.7)		12 (80.0)		FET = 0.17	0.68
Female	5 (33.3)		3 (20.0)
Weight (kg)	81.27	8.65	84.47	6.39	St t = 1.15	0.26
Height (m)	1.69	0.082	1.68	0.075	St t = 0.39	0.70
BMI (kg/m)	28.48	3.3	30.02	2.76	St t = 1.39	0.18
Dominant hand, n (%)
Rt	14 (93.3)		13 (86.7)		FET = 0.0	1.0
Lt	1 (6.7)		2 (13.3)
Laterality of painful hand, n (%)
Rt	13 (86.7)		13 (86.7)		FET = 0.0	1.0
Lt	2 (13.3)		2 (13.3)
Duration of disease (month)	3.93	2.19	4.33	2.32	St t = 0.49	0.63

CS, corticosteroid; ESWT, extracorporeal shock wave therapy; BMI, body mass index; Rt, right; Lt, left; n, number