|Type of Study||Number of Studies||Number of participants||Narrative recommendation and main findings|
|Longitudinal||1||2707||Watching > 2 hrs of TV per day is a risk factor for social behaviour problems|
|Cross sectional||17||91934||Individuals watching > 3 hrs of TV per day are more likely to exhibit poor social behaviours and be more aggressive. Limited evidence to suggest this relationship is stronger in boys.|
|Total of all studies||18||94391||
> 2 hrs of TV per day is associated with poor pro-social behaviour.|
Those watching less than 3 hrs of TV per day scored more positively in aspects of pro-social behaviour
Mean Downs and Black score = 19.9 (± 1.34), Level 3 evidence.