Bullying victimisation in adolescence: prevalence and inequalities by gender, socioeconomic status and academic performance across 71 countries

Background: Bullying victimisation is of global importance due to its long-term negative consequences. We examined the prevalence of victimisation and its inequalities in 15-year-olds across 71 countries. Methods: Data were from the Programme for International Student Assessment (March-August 2018)....

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Main Authors: Mariko Hosozawa, MD, David Bann, PhD, Elian Fink, PhD, Esme Elsden, MSc, Sachiko Baba, MD, Hiroyasu Iso, MD, Praveetha Patalay, PhD
Format: Article
Language:English
Published: Elsevier 2021-11-01
Series:EClinicalMedicine
Online Access:http://www.sciencedirect.com/science/article/pii/S2589537021004223
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author Mariko Hosozawa, MD
David Bann, PhD
Elian Fink, PhD
Esme Elsden, MSc
Sachiko Baba, MD
Hiroyasu Iso, MD
Praveetha Patalay, PhD
author_facet Mariko Hosozawa, MD
David Bann, PhD
Elian Fink, PhD
Esme Elsden, MSc
Sachiko Baba, MD
Hiroyasu Iso, MD
Praveetha Patalay, PhD
author_sort Mariko Hosozawa, MD
collection DOAJ
description Background: Bullying victimisation is of global importance due to its long-term negative consequences. We examined the prevalence of victimisation and its inequalities in 15-year-olds across 71 countries. Methods: Data were from the Programme for International Student Assessment (March-August 2018). Students reported frequencies of relational, physical, and verbal victimisation during the last 12 months, which were analysed separately and combined into a total score. Prevalence of frequent victimisation (> a few times a month) was estimated, followed by mean differences in total score by gender, wealth and academic performance quintiles in each country. Meta-analyses were used to examine country differences. Findings: Of 421,437 students included, 113,602 (30·4%) experienced frequent victimisation, yet this varied by country—from 9·3% (Korea) to 64·8% (Philippines). Verbal and relational victimisation were more frequent (21·4%, 20.9%, respectively) than physical victimisation (15·2%). On average, boys (vs girls +0·23SD, 95%CI: 0·22–0·24), students from the lowest wealth (vs highest +0·09SD, 0·08–0·10) and with lowest academic performance (vs highest +0·49SD, 0·48–0·50) had higher scores. However, there was substantial between-country heterogeneity in these associations (I2=85%–98%). Similar results were observed for subtypes of victimisation—except relational victimisation, where gender inequalities were smaller. Interpretation: Globally, bullying victimisation was high, although the size, predominant subtype and strength of associations with risk factors varied by country. The large cross-country differences observed require further replication and empirical explanation, and suggest the need to and the large scope for reducing bullying victimisation and its inequity in the future. Funding: Japan Foundation for Pediatric Research
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spelling doaj.art-0c907e6e924a451495b23bf31c3b66b12022-12-21T21:53:10ZengElsevierEClinicalMedicine2589-53702021-11-0141101142Bullying victimisation in adolescence: prevalence and inequalities by gender, socioeconomic status and academic performance across 71 countriesMariko Hosozawa, MD0David Bann, PhD1Elian Fink, PhD2Esme Elsden, MSc3Sachiko Baba, MD4Hiroyasu Iso, MD5Praveetha Patalay, PhD6Institute for Global Health Policy Research, Bureau of International Health Cooperation, National Center for Global Health and Medicine, Japan; Deparetment of Pediatrics, Juntendo University, Japan; Department of Epidemiology and Public health, UCL, UK; Corresponding author: Mariko Hosozawa, MD, PhD, Institute for Global Health Policy Research, Bureau of International Health Cooperation, National Center for Global Health and Medicine, 1-21-1 Toyama, Shinjuku-ku, Tokyo, 162-8655, Japan Tel: +81-03-6228-0562.Centre for Longitudinal Studies, Institute of Social Research, UCL, UKSchool of Psychology, University of Sussex, UKInstitute of Epidemiology and Public Health, UCL, UKBioethics and Public Policy, Department of Social Medicine, Osaka University Graduate School of Medicine, JapanInstitute for Global Health Policy Research, Bureau of International Health Cooperation, National Center for Global Health and Medicine, Japan; Public Health, Department of Social Medicine, Osaka University Graduate School of Medicine, JapanCentre for Longitudinal Studies, Institute of Social Research, UCL, UK; MRC Unit for Lifelong Health and Ageing, UCL, UKBackground: Bullying victimisation is of global importance due to its long-term negative consequences. We examined the prevalence of victimisation and its inequalities in 15-year-olds across 71 countries. Methods: Data were from the Programme for International Student Assessment (March-August 2018). Students reported frequencies of relational, physical, and verbal victimisation during the last 12 months, which were analysed separately and combined into a total score. Prevalence of frequent victimisation (> a few times a month) was estimated, followed by mean differences in total score by gender, wealth and academic performance quintiles in each country. Meta-analyses were used to examine country differences. Findings: Of 421,437 students included, 113,602 (30·4%) experienced frequent victimisation, yet this varied by country—from 9·3% (Korea) to 64·8% (Philippines). Verbal and relational victimisation were more frequent (21·4%, 20.9%, respectively) than physical victimisation (15·2%). On average, boys (vs girls +0·23SD, 95%CI: 0·22–0·24), students from the lowest wealth (vs highest +0·09SD, 0·08–0·10) and with lowest academic performance (vs highest +0·49SD, 0·48–0·50) had higher scores. However, there was substantial between-country heterogeneity in these associations (I2=85%–98%). Similar results were observed for subtypes of victimisation—except relational victimisation, where gender inequalities were smaller. Interpretation: Globally, bullying victimisation was high, although the size, predominant subtype and strength of associations with risk factors varied by country. The large cross-country differences observed require further replication and empirical explanation, and suggest the need to and the large scope for reducing bullying victimisation and its inequity in the future. Funding: Japan Foundation for Pediatric Researchhttp://www.sciencedirect.com/science/article/pii/S2589537021004223
spellingShingle Mariko Hosozawa, MD
David Bann, PhD
Elian Fink, PhD
Esme Elsden, MSc
Sachiko Baba, MD
Hiroyasu Iso, MD
Praveetha Patalay, PhD
Bullying victimisation in adolescence: prevalence and inequalities by gender, socioeconomic status and academic performance across 71 countries
EClinicalMedicine
title Bullying victimisation in adolescence: prevalence and inequalities by gender, socioeconomic status and academic performance across 71 countries
title_full Bullying victimisation in adolescence: prevalence and inequalities by gender, socioeconomic status and academic performance across 71 countries
title_fullStr Bullying victimisation in adolescence: prevalence and inequalities by gender, socioeconomic status and academic performance across 71 countries
title_full_unstemmed Bullying victimisation in adolescence: prevalence and inequalities by gender, socioeconomic status and academic performance across 71 countries
title_short Bullying victimisation in adolescence: prevalence and inequalities by gender, socioeconomic status and academic performance across 71 countries
title_sort bullying victimisation in adolescence prevalence and inequalities by gender socioeconomic status and academic performance across 71 countries
url http://www.sciencedirect.com/science/article/pii/S2589537021004223
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