Aim of the review | To examine effects of after-school programmes on children’s physical activity. | To examine effects of studies designed to promote physical activity for children and adolescents, either as a sole intervention or as a component of a multi-component intervention (e.g., nutrition and physical activity), during after-school hours in schools. | To examine effectiveness of interventions to promote physical activity in young people conducted immediately after school. | To review obesity prevention programs implemented during the after school period. | To examine effects of after-school intervention programmes on the BMI of children and adolescents. | To examine effectiveness of after-school interventions on increasing MVPA in children and adolescents. |
Inclusion criteria |
| 1) Setting: school (public or private) 2) Programme: after-school 3) Design: quasi-experimental (pre- and post-tests with no control or randomization) or RCT 4) Aim of included studies: primary component or one component to promote physical activity 5) Sample: children and adolescents (aged ≤18 years) 6) Outcome measures: physical activity and/or physical fitness 7) Language: English 8) Intervention duration: not mentioned 9) Publication dates: between 1980 and February 2008 | 1) Setting: not mentioned 2) Programme: after-school 3) Design: not mentioned 4) Aim of included studies: to promote physical activity or prevent overweight/obesity 5) Sample: children and adolescents (aged ≤18 years) 6) Outcome measures: physical activity (objective or self-report) and physical fitness 7) Language: not mentioned 8) Intervention duration: not mentioned 9) Publication dates: between 1990 and March 2010 | 1) Setting: not mentioned 2) Programme: after-school 3) Design: not mentioned 4) Aim of included studies: primary prevention of childhood obesity 5) Sample: children 6) Outcome measures: not mentioned 7) Language: English 8) Intervention duration: not mentioned 9) Publication dates: between 2006 and September 2011 | 1) Setting: not mentioned 2) Programme: after-school 3) Design: randomized controlled trials or nonrandomized clinical trials with group not included in any intervention 4) Aim of included studies: increase PA, change and control children’s diet, reduce sedentary activity 5) Sample: children and adolescents (aged <19 years) 6) Outcome measures: BMI, body fat. 7) Language: not mentioned 8) Intervention duration: at least 6 weeks 9) Publication dates: not mentioned | 1) Setting: school 2) Programme: after-school 3) Design: quasi-experimental, pilot, non-randomised, and randomised trials 4) Aim of included studies: increase physical activity 5) Sample: young people aged 5 - 18 years 6) Outcome measures: time in moderate-to-vigorous physical activity (MVPA) 7) Language: English 8) Intervention duration: not mentioned 9) Publication dates: between 1950-2015 |