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Table 2 Methodological quality of included articles

From: Systematic review and meta-analysis of the effects of exercise on depression in adolescents

Article

Eligibility criteria

Random allocation

Allocation concealment

Baseline similarity between groups

Exercise intensity control

Blinded outcome evaluation

Dropout rate < 15%

Intention-to-treat analysis

Statistical analysis comparing groups

Point and variability measures

Total score

Brown et al. (1992)

1

1

0

1

0

0

0

0

1

1

5

Roshan et al. (2011)

1

1

0

1

1

0

1

0

1

1

7

Hughes et al. (2013)

1

1

0

1

0

0

1

0

1

1

6

Carter et al. (2015)

1

1

1

1

1

1

0

0

1

1

8

Wunram et al. (2017)

1

1

0

1

0

0

0

1

1

1

6

Hilyer et al. (1982)

1

1

0

1

0

0

0

0

1

1

5

MacMahon et al. (1988)

1

1

0

1

1

0

0

0

1

1

6

Bonhauser et al. (2005)

1

1

0

1

0

0

0

0

1

1

5

Mohammadi (2011)

1

1

0

1

0

0

1

0

1

1

6

Jeong et al. (2005)

1

1

1

1

0

0

0

0

1

1

6

Khalsa et al. (2012)

1

1

0

1

0

0

1

1

1

1

7

Noggle et al. (2012)

1

1

0

1

0

0

0

0

1

1

5

Velasquez et al. (2015)

1

1

0

1

0

0

1

0

1

1

6

Butzer et al. (2016)

1

1

0

1

0

0

1

0

1

1

6

Costigan et al. (2016)

1

1

0

1

1

0

1

0

1

1

7