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Table 1 The characteristics of included studies

From: A comparative study of the efficacy of ultrasonics and extracorporeal shock wave in the treatment of tennis elbow: a meta-analysis of randomized controlled trials

Study

Year

Country

Patients (n)

Age (year)

Gender

Symptom duration (months)

Side of involvement

Study design

ESWT

US

ESWT

US

ESWT

US

ESWT

US

ESWT

US

       

Male

Female

Male

Female

  

Left

Right

Left

Right

 

Gunduz

2012

Turkey

20

19

44.9 ± 9.9

43.6 ± 9.1

8

12

5

14

30 (1–90)

30 (7–90)

5

15

4

15

RCT

Kubot

2017

Poland

30

30

47.6 ± 7.66

43.9 ± 9.44

8

22

17

13

> 2

> 2

–

–

–

–

RCT

Pawel

2015

Poland

25

25

47.9 ± 4.4

49.0 ± 4.5

–

–

–

–

14.9 ± 2.1

15.1 ± 1.9

0

25

0

25

RCT

Yalvac

2018

Turkey

20

24

43.75 ± 4.52

46.04 ± 9.24

5

15

8

16

7.9 ± 3.3

8.2 ± 3.6

3

17

4

20

RCT

Soheir

2013

Egypt

20

20

38.4 ± 3.67

38.25 ± 4.19

12

8

12

8

>10

>10

15

4

17

4

RCT