“…Taken together, our results suggest that parents may have a greater impact on bullying victimization occurring in the offline context. All parental factors directed at the child (i.e., parental rejection, control, parenting styles, and monitoring) and the relationship between parents (i.e., inter-parental Table 2 Effect sizes of the associations between parental protective and risk factors and traditional bullying victimization k number of studies, N number of participants, LCI lower confidence interval, UCI upper confidence interval, I 2 percentage of heterogeneity, NA not applicable a All results are reported with r correlation (significant results are marked with italic) b Outliers were defined as studies in which the 95% CI was outside the 95% CI of the pooled studies: Alcantara et al ( 2017 c Fair and good studies were defined as studies which had less than 50% (respectively 75% for good quality) risk of bias accordingly to NIH Quality Assessment Tool for Observational Cohort and Cross-Sectional Studies NIH (2014) detailed in Table A.1 d Beran and Violato (2004), Chen et al (2022), Chui et al (2022, Garaigordobil and Machimbarrena (2017), Hokada et al (2006), Hong et al (2021a), Ioannidou et al (2021, Kokkinos and Panayiotou (2007), Krisnana et al (2021), Lardier et al (2016 conflict) were relevant in protecting or putting children at risk of being bullied at school. Of these, the dimensions of parental rejection have been previously examined through a meta-analysis, showing that parental warmth, in the form of communication and trust, reduced the risk of being bullied, while parental rejection, in the form of alienation, increased the risk (Ward et al, 2018).…”