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Table 3 Risk of bias in individual studies using the PEDro scale

From: The effect of e-health interventions promoting physical activity in older people: a systematic review and meta-analysis

No

Authors

Year

Eligibility

Random allocation

Concealed

Baseline similarity

Blinding (P)

Blinding (T)

Blinding (A)

Dropout

ITT

Group comparison

Point measures and variability data

PEDro total score

Quality rating

1

Pinto et al.

2005

Yes

Yes

No

Yes

No

No

No

Yes

Yes

Yes

Yes

6/10

Good

2

King et al.

2007

Yes

Yes

No

Yes

No

No

Yes

Yes

Yes

Yes

Yes

7/10

Good

3

Kolt et al.

2007

Yes

Yes

No

Yes

No

No

Yes

Yes

No

Yes

Yes

6/10

Good

4

King et al.

2008

Yes

Yes

No

Yes

No

No

No

Yes

No

Yes

Yes

5/10

Fair

5

Martinson et al.

2008

Yes

Yes

Yes

Yes

No

No

No

Yes

No

Yes

Yes

6/10

Good

6

Laubach et al.

2009

Yes

Yes

No

No

No

No

No

Yes

Yes

Yes

Yes

5/10

Fair

7

Martinson et al.

2010

Yes

Yes

Yes

Yes

No

No

No

Yes

Yes

Yes

Yes

6/10

Good

8

Kahlbaugh et al.

2011

Yes

Yes

No

No

No

No

No

No

No

No

No

2/10

Poor

9

Van Stralen et al.

2011

Yes

Yes

No

Yes

No

No

No

No

Yes

Yes

Yes

5/10

Fair

10

Peels et al.

2013

Yes

Yes

No

Yes

No

No

No

No

No

Yes

Yes

4/10

Fair

11

Bickmore et al.

2013

Yes

Yes

No

No

No

No

Yes

Yes

Yes

Yes

Yes

6/10

Good

12

Irvine et al.

2013

Yes

Yes

No

No

No

No

No

No

Yes

Yes

Yes

4/10

Fair

13

King et al.

2013

Yes

Yes

No

Yes

No

No

Yes

Yes

Yes

Yes

Yes

7/10

Good

14

Wijsman et al.

2013

Yes

Yes

Yes

Yes

No

No

No

Yes

Yes

Yes

Yes

7/10

Good

15

Kim & Glanz

2013

Yes

Yes

No

Yes

No

No

No

No

Yes

Yes

Yes

5/10

Fair

16

Mendelson et al.

2014

Yes

Yes

No

Yes

No

No

No

No

Yes

Yes

Yes

5/10

Fair

17

Tabak et al.

2014

No

Yes

Yes

No

No

No

No

No

Yes

Yes

Yes

5/10

Fair

18

Tabak et al.

2014

Yes

Yes

No

Yes

No

No

No

Yes

No

Yes

Yes

5/10

Fair

19

Thompson et al.

2014

Yes

Yes

No

Yes

No

No

No

Yes

No

Yes

Yes

5/10

Fair

20

Vroege et al.

2014

Yes

Yes

Yes

Yes

No

No

Yes

Yes

Yes

Yes

Yes

8/10

Good

21

Frederix et al.

2015

Yes

Yes

No

Yes

No

No

Yes

Yes

Yes

Yes

Yes

7/10

Good

22

Maddison et al.

2015

Yes

Yes

Yes

Yes

No

No

Yes

Yes

Yes

Yes

Yes

8/10

Good

23

Martin et al.

2015

Yes

Yes

No

Yes

No

No

No

Yes

Yes

Yes

Yes

6/10

Good

24

Mouton et al.

2015

Yes

Yes

No

Yes

No

No

Yes

No

No

Yes

Yes

5/10

Fair

25

Van de Weegen et al.

2015

Yes

Yes

Yes

Yes

No

No

No

Yes

Yes

Yes

Yes

5/10

Good

26

Broekhuizen et al.

2016

Yes

Yes

Yes

Yes

No

No

Yes

Yes

Yes

Yes

Yes

8/10

Good

27

King et al.

2016

Yes

Yes

No

Yes

No

No

No

Yes

No

Yes

Yes

5/10

Fair

28

Muller et al.

2016

Yes

Yes

Yes

Yes

No

No

No

Yes

Yes

Yes

Yes

7/10

Good

29

Parker et al.

2016

Yes

Yes

No

No

No

No

No

No

No

Yes

Yes

3/10

Poor

30

Thakkar et al.

2016

Yes

Yes

Yes

Yes

No

No

No

Yes

No

Yes

Yes

6/10

Good

31

Thomsen et al.

2016

Yes

Yes

No

Yes

No

No

Yes

Yes

No

Yes

Yes

6/10

Good

32

Demeyer et al.

2017

No

Yes

Yes

Yes

No

No

No

Yes

Yes

Yes

Yes

7/10

Good

33

Krebs et al.

2017

Yes

Yes

No

Yes

No

No

No

No

No

Yes

Yes

4/10

Fair

34

Lyons et al.

2017

Yes

Yes

Yes

Yes

No

No

No

Yes

Yes

Yes

Yes

7/10

Good

35

Nahm et al.

2017

Yes

Yes

No

Yes

No

No

No

No

Yes

Yes

Yes

5/10

Fair

36

Alley

2018

Yes

Yes

No

Yes

No

No

No

No

No

Yes

Yes

4/10

Fair

37

Ellis et al.

2019

Yes

Yes

Yes

Yes

No

No

Yes

Yes

No

Yes

Yes

7/10

Good

38

Rowley et al.

2019

Yes

Yes

No

Yes

No

No

No

No

No

Yes

Yes

4/10

Fair

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