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Table 2 Summary of the articles included in the systematic review

From: Motor performance and back pain in children and adolescents: a systematic review and meta-analysis protocol

Characteristics

Number of studies (%)

Publication year

 Prior to 1990

 

 1991–2000

 

 2001–2010

 

 2011–2020

 

Study design

 Cross-sectional

 

 Longitudinal

 

 Intervention

 

Region/country

 Region A

 

 Region B

 

 Region C

 

 Region D

 

 Region E

 

 Region F

 

Sex

 Male sex only

 

 Female sex only

 

 Mixed

 

Sample size

 < 100

 

 100–1000

 

 > 1000

 

Motor performance variables

 Outcome A

 

 Outcome B

 

 Outcome C

 

 Outcome D

 

 Outcome E