Meta-Analyses
                            
                                
                                
                                
                                
                                
                                
                                
                                
                                
                                
                            
                                
                                    | Computers and Education | Kates, Wu, & Coryn | USA | The effects of mobile phone use on academic performance: A meta-analysis. | 2018 | Presence of mobile phones in class | 39 | 148,883 | 40 | -0.32 | 
                                
                                    | Early Childhood Research Quarterly | Mallawaarachchi, Anglim, Hooley, & Horwood | Australia | Associations of smartphone and tablet use in early childhood with psychosocial, cognitive and sleep factors: a systematic review and meta-analysis. | 2022 | Smartphone and tablet use in ECE | 10 | 0 | 10 | -0.18 | 
                                
                                    | Computers in Human Behavior Reports | Sunday, Adesope, & Maarhuis | USA | The effects of smartphone addiction on learning: A meta-analysis. | 2021 | Smartphone addiction | 44 | 147,943 | 45 | -0.24 | 
                                
                                    | Journal of Behavioral Addictions | Paterna, Alcarz-Ibanez, Aguilar-Parra, Salavera, Demetrovics, & Griffiths | Spain | Problematic smartphone use and academic achievement: A systematic review and meta-analysis. | 2024 | Problematic phone use | 29 | 48,490 | 33 | -0.22 | 
                                
                                    | Behavioral Sciences | Böttger, Poschik & Zierer | Germany | Does the Brain Drain Effect Really Exist? A Meta-Analysis. | 2023 | Presence of mobile phones | 22 | 0 | 22 | -0.14 | 
                            
                                | TOTAL/AVERAGE | 144 | 345,316 | 150 | -0.22 |