Predictors of school bullying perpetration in adolescence: A systematic review

Aggression and Violent Behavior

Volumn 23, Issue , 2015, Pages 126-136

  Álvarez García, David ^a   García, Trinidad ^a   Núñez, José Carlos ^a  

^a UNIVERSITY OF OVIEDO   (Spain)

Author keywords

Adolescence; Bullying; Predictors; Risk factors; Systematic review

Indexed keywords

BEHAVIOR ASSESSMENT; BULLYING; CHILD PARENT RELATION; CLIMATE; COMMUNITY ASSESSMENT; DEMOGRAPHY; EDUCATIONAL STATUS; ENVIRONMENTAL FACTOR; FAMILY ATTITUDE; FAMILY VIOLENCE; HUMAN; PREDICTION; PRIORITY JOURNAL; PSYCHOLOGICAL ASPECT; PUBLICATION; QUALITY CONTROL; REVIEW; RISK ASSESSMENT; RISK FACTOR; SCHOOL BULLYING; SCORING SYSTEM; SOCIAL ASPECT; SOCIAL INTERACTION; STUDENT ATTITUDE; SYSTEMATIC REVIEW;

EID: 84960336958     PISSN: 13591789     EISSN: 18736335     Source Type: Journal    
DOI: 10.1016/j.avb.2015.05.007     Document Type: Review

References (105)

1. Atik G., Güneri O.Y. Bullying and victimization: Predictive role of individual, parental, and academic factors. School Psychology International 2013, 34(6):658-673. 10.1177/0143034313479699.
2. Barboza G.E., Schiamberg L.B., Oehmke J., Korzeniewski S.J., Post L.A., Heraux C.G. Individual characteristics and the multiple contexts of adolescent bullying: An ecological perspective. Journal of Youth and Adolescence 2009, 38:101-121. 10.1007/s10964-008-9271-1.
3. Barker E.D., Arseneault L., Brendgen M., Fontaine N., Mauchan B. Joint development of bullying and victimization in adolescence: Relations to delinquency and self-harm. Journal of the American Academy of Child and Adolescent Psychiatry 2008, 47(9):1030-1038. 10.1097/CHI.ObO13e31817eec98.
4. Bayraktar F. Bullying among adolescents in North Cyprus and Turkey: Testing a multifactor model. Journal of Interpersonal Violence 2012, 27(6):1040-1065. 10.1177/0886260511424502.
5. Berlan E.D., Corliss H.L., Field A.E., Goodman E., Austin S.B. Sexual orientation and bullying among adolescents in the Growing Up Today Study. Journal of Adolescent Health 2010, 46(4):366-371. 10.1016/j.jadohealth.2009.10.015.
6. Bradshaw C.P., Waasdorp T.E., Goldweber A., Johnson S.L. Bullies, gangs, drugs, and school: Understanding the overlap and the role of ethnicity and urbanicity. Journal of Youth and Adolescence 2013, 42:220-234. 10.1007/s10964-012-9863-7.
7. Breivik K., Olweus A. Children of divorce in a Scandinavian welfare state: Are they less affected than US children?. Scandinavian Journal of Psychology 2006, 47:61-74.
8. Caballo V.E., Arias B., Calderero M., Salazar I.C., Irurtia M.J. Bullying and social anxiety in children (I): Analyzing their relationship and developing new self-report assessment measures. Behavioral Psychology/Psicología Conductual 2011, 19(3):591-609.
9. Calderero M., Salazar I.C., Caballo V.E. A review of the relationships between bullying and social anxiety. Behavioral Psychology/Psicología Conductual 2011, 19(2):393-419.
10. Carlyle K.E., Steinman K.J. Demographic differences in the prevalence, co-occurrence, and correlates of adolescent bullying at school. Journal of School Health 2007, 77:623-629. 10.1111/j.1746-1561.2007.00242.x.
11. Carrera-Fernández M.V., Lameiras-Fernández M., Rodríguez-Castro Y., Vallejo-Medina P. Bullying among Spanish secondary education students: The role of gender traits, sexism, and homophobia. Journal of Interpersonal Violence 2013, 28(14):2915-2940. 10.1177/0886260513488695.
12. Casas J.A., Del Rey R., Ortega-Ruiz R. Bullying and cyberbullying: Convergent and divergent predictor variables. Computers in Human Behavior 2013, 29:580-587. 10.1016/j.chb.2012.11.015.
13. Centers for Disease Control & Prevention Bullying among middle school and high school students-Massachusetts, 2009. Morbidity and Mortality Weekly Report 2011, 60(15):466-471.
14. Cerezo F., Méndez I. Social and health risk behaviours in adolescents. Context intervention proposal for a bullying case. Anales de Psicología 2012, 28(3):705-719. 10.6018/analesps.28.3.156001.
15. Chang F., Lee C., Chiu C., Hsi W., Huang T., Pan Y. Relationships among cyberbullying, school bullying, and mental health in Taiwanese adolescents. Journal of School Health 2013, 83:454-462. 10.1111/josh.12050.
16. Cook C.R., Williams K.R., Guerra N.G., Kim T.E., Sadek S. Predictors of bullying and victimization in childhood and adolescence: A meta-analytic investigation. School Psychology Quarterly 2010, 25(2):65-83. 10.1037/a0020149.
17. Cunningham N.J. Level of bonding to school and perception of the school environment by bullies, victims, and bully victims. The Journal of Early Adolescence 2007, 27(4):457-478. 10.1177/0272431607302940.
18. De Bruyn E.H., Cillessen A.H.N., Wissink I.B. Associations of peer acceptance and perceived popularity with bullying and victimization in early adolescence. The Journal of Early Adolescence 2010, 30(4):543-566. 10.1177/0272431609340517.
19. Del Rey R., Elipe P., Ortega-Ruiz R. Bullying and cyberbullying: Overlapping and predictive value of the co-occurrence. Psicothema 2012, 24(4):608-613.
20. Díaz-Aguado M.J., Martín G. School coexistence and learning in adolescence from a gender perspective. Psicothema 2011, 23(2):252-259.
21. Díaz-Aguado M.J., Martínez R. Peer bullying and disruption-coercion escalations in student-teacher relationship. Psicothema 2013, 25(2):206-213. 10.7334/psicothema2012.312.
22. Donnon T. Understanding how resiliency development influences adolescent bullying and victimization. Canadian Journal of School Psychology 2010, 25(1):101-113. 10.1177/0829573509345481.
23. Donnon T., Hammond W. Understanding the relationship between resiliency and bullying in adolescence: An assessment of youth resiliency from five urban junior high schools. Child and Adolescent Psychiatric Clinics of North America 2007, 16:449-471. 10.1016/j.chc.2006.11.007.
24. Duke N.N., Pettingell S.L., McMorris B.J., Borowsky I.W. Adolescent violence perpetration: Associations with multiple types of adverse childhood experiences. Pediatrics 2010, 125:e778. 10.1542/peds.2009-0597.
25. Elgar F.J., Pickett K.E., Pickett W., Craig W., Molcho M., Hurrelmann K., et al. School bullying, homicide and income inequality: A cross-national pooled time series analysis. International Journal of Public Health 2013, 58:237-245. 10.1007/s00038-012-0380-y.
26. Espelage D.L., Polanin J.R., Low S.K. Teacher and staff perceptions of school environment as predictors of student aggression, victimization, and willingness to intervene in bullying situations. School Psychology Quarterly 2014, 29(3):287-305. 10.1037/spq0000072.
27. Fandrem H., Strohmeier D., Roland E. Bullying and victimization among native and immigrant adolescents in Norway: The role of proactive and reactive aggressiveness. The Journal of Early Adolescence 2009, 29(6):898-923. 10.1177/0272431609332935.
28. Fanti K.A. Individual, social, and behavioral factors associated with co-occurring conduct problems and callous-unemotional traits. Journal of Abnormal Child Psychology 2013, 41(5):811-824. 10.1007/s10802-013-9726-z.
29. Fanti K.A., Kimonis E.R. Bullying and victimization: The role of conduct problems and psychopathic traits. Journal of Research on Adolescence 2012, 22(4):617-631. 10.1111/j.1532-7795.2012.00809.x.
30. Farhat T., Iannotti R.J., Simons-Morton B. Overweight, obesity, youth, and health-risk behaviors. American Journal of Preventive Medicine 2009, 38(3):258-267. 10.1016/j.amepre.2009.10.038.
31. Farhat T., Simons-Morton B., Luk J.V. Psychosocial correlates of adolescent marijuana use: Variations by status of marijuana use. Addictive Behaviors 2011, 36(4):404-407. 10.1016/j.addbeh.2010.11.017.
32. Gendron B.P., Williams K.R., Guerra N.G. An analysis of bullying among students within schools: Estimating the effects of individual normative beliefs, self-esteem, and school climate. Journal of School Violence 2011, 10(2):150-164. 10.1080/15388220.2010.539166.
33. Gómez-Ortiz O., Del Rey R., Casas J., Ortega-Ruiz R. Parenting styles and bullying involvement. Culture and Education 2014, 26(1):132-158. 10.1080/11356405.2014.908665.
34. Gregory A., Cornell D., Fan X., Sheras P., Shih T., Huang F. Authoritative school discipline: High school practices associated with lower bullying and victimization. Journal of Educational Psychology 2010, 102(2):483-496. 10.1037/a0018562.
35. Griffin R.S., Gross A.M. Childhood bullying: Current empirical findings and future directions for research. Aggression and Violent Behavior 2004, 9(4):379-400. 10.1016/S1359-1789(03)00033-8.
36. Guerra N.G., Williams K.R., Sadek S. Understanding bullying and victimization during childhood and adolescence: A mixed methods study. Child Development 2011, 82(1):295-310. 10.1111/j.1467-8624.2010.01556.x.
37. Hemphill S.A., Kotevski A., Tollit M., Smith R., Herrenkohl T.I., Toumbourou J.W., et al. Longitudinal predictors of cyber and traditional bullying perpetration in Australian secondary school students. Journal of Adolescent Health 2012, 51(1):59-65. 10.1016/j.jadohealth.2011.11.019.
38. Hong J.S., Espelage D.L. A review of research on bullying and peer victimization in school: An ecological system analysis. Aggression and Violent Behavior 2012, 17(4):311-322. 10.1016/j.avb.2012.03.003.
39. Ilie G., Adlaf E.M., Mann R.E., Boak A., Hamilton H., Asbridge M., et al. The moderating effects of sex and age on the association between traumatic brain injury and harmful psychological correlates among adolescents. PLoS One 2014, 9(9):e108167. 10.1371/journal.pone.0108167.
40. Jansen D.E., Veenstra R., Ormel J., Verhulst F.C., Reijneveld S.A. Early risk factors for being a bully, victim, or bully/victim in late elementary and early secondary education. The longitudinal TRAILS study. Public Health 2011, 11:440. 10.1186/1471-2458-11-440.
41. Kim Y.S., Boyce W.T., Koh Y., Leventhal B.L. Time trends, trajectories, and demographic predictors of bullying: A prospective study in Korean adolescents. Journal of Adolescent Health 2009, 45:360-367. 10.1016/j.jadohealth.2009.02.005.
42. Kim Y.S., Leventhal B., Koh Y., Hubbard A., Boyce W.T. School bullying and youth violence: Causes or consequences of psychopathologic behavior?. Archives of General Psychiatry 2006, 63(9):1035-41. 10.1001/archpsyc.63.9.1035.
43. Kukaswadia A., Craig W., Janssen I., Pickett W. Obesity as a determinant of two forms of bullying in Ontario youth: A short report. Obesity Facts 2011, 4(6):469-472. 10.1159/000335215.
44. Kuzman M., Šimetin I.P., Franelić I.P. Early sexual intercourse and risk factors in Croatian adolescents. Collegium Antropologicum 2007, 31(2):121-130.
45. Lambert P., Scourfield J., Smalley N., Jones R. The social context of school bullying: evidence from a survey of children in South Wales. Research Papers in Education 2008, 23(3):269-291. 10.1080/02671520701809866.
46. Larochette A., Murphy A.N., Craig W.M. Racial bullying and victimization in Canadian school-aged children: Individual and school level effects. Relationships among cyberbullying, school bullying, and mental health in Taiwanese adolescents. School Psychology International 2010, 31(4):389-408. 10.1177/0143034310377150.
47. Laufer A., Harel Y., Molcho M. Daring, substance use and involvement in violence among school children: Exploring a path model. Journal of School Violence 2006, 5(3):71-88. 10.1300/J202v05n03_06.
48. Lee C. Personal and interpersonal correlates of bullying behaviors among Korean middle school students. Journal of Interpersonal Violence 2010, 25(1):152-176. 10.1177/088626050832912.
49. Lopez R., Amaral A.F., Ferreira J., Barroso T. Factors related to the bullying phenomenon in school context: Integrative literature review. Revista de Enfermagem Referência 2011, 3(5):153-162. 10.12707/RIII1169.
50. Lovegrove P.J., Henry K.L., Slater M.D. Examination of the predictors of latent class typologies of bullying involvement among middle school students. Journal of School Violence 2012, 11(1):75-93. 10.1080/15388220.2011.631447.
51. Low S., Espelage D. Conduits from community violence exposure to peer aggression and victimization: Contributions of parental monitoring, impulsivity, and deviancy. Journal of Counseling Psychology 2014, 61(2):221-231. 10.1037/a0035207.
52. Low S., Espelage D. Differentiating cyber bullying perpetration from non-physical bullying: Commonalities across race, individual, and family predictors. Psychology of Violence 2013, 3(1):39-52. 10.1037/a0030308.
53. Magklara K., Skapinakis P., Gkatsa T., Bellos S., Araya R., Stylianidis S., et al. Bullying behaviour in schools, socioeconomic position and psychiatric morbidity: A cross-sectional study in late adolescents in Greece. Child and Adolescent Psychiatry and Mental Health 2012, 6(8):1-13. 10.1186/1753-2000-6-8.
54. Marini Z.A., Dane A.V., Bosacki S.L., Ylc-Cura Direct and indirect bully-victims: Differential psychosocial risk factors associated with adolescents involved in bullying and victimization. Aggressive Behavior 2006, 32:551-569. 10.1002/ab.20155.
55. Méndez I., Cerezo F. Bullying and risk factors for health among students of secondary education. European Journal of Education and Psychology 2010, 3(2):209-218.
56. Mlisa L.N., Ward C.L., Flisher A.J., Lombard C.J. Bullying at rural high schools in the eastern Cape Province, South Africa: Prevalence, and risk, and protective factors at school and in the family. Journal of Psychology in Africa 2008, 18(2):261-268. 10.1080/14330237.2008.10820195.
57. Mohapatra S., Irving H., Paglia-Boak A., Wekerle C., Adlaf E., Rehm J. History of family involvement with child protective services as a risk factor for bullying in Ontario schools. Child and Adolescent Mental Health 2010, 15(3):157-163. 10.1111/j.1475-3588.2009.00552.x.
58. Nation M., Vieno A., Perkins D.D., Santinello M. Bullying in school and adolescent sense of empowerment: An analysis of relationships with parents, friends, and teachers. Journal of Community and Applied Social Psychology 2008, 18:211-232. 10.1002/cas.921.
59. Nocentini A., Menesini E., Salmivalli C. Level and change of bullying behavior during high school: A multilevel growth curve analysis. Journal of Adolescence 2013, 36:495-505. 10.1016/j.adolescence.2013.02.004.
60. Nordhagen R., Nielsen A., Stigum H., Köhler L. Parental reported bullying among Nordic children: A population-based study. Child: Care, Health and Development 2005, 31(6):693-701.
61. Olson C.K., Kutner L.A., Baer L., Beresin E.V., Warner D.E., Nicholi A.M. M-rated video games and aggressive or problem behavior among young adolescents. Applied Developmental Science 2009, 13(4):188-198. 10.1080/10888690903288748.
62. Olweus D. Bullying at school: What we know and what we can do 1993, Blackwell Publishing, Malden, MA.
63. Peleg-Oren N., Cardenas G.A., Comerford M., Galea S. An association between bullying behaviors and alcohol use among middle school students. The Journal of Early Adolescence 2012, 32(6):761-775. 10.1177/0272431610387144.
64. Pepler D., Jiang D., Craig W., Connolly J. Developmental trajectories of bullying and associated factors. Child Development 2008, 79(2):325-338. 10.1111/j.1467-8624.2007.01128.x.
65. Perestelo-Pérez L. Standards on how to develop and report systematic reviews in Psychology and Health. International Journal of Clinical and Health Psychology 2013, 13:49-57.
66. Perkins H.W., Craig D.W., Perkins J.M. Using social norms to reduce bullying: A research intervention among adolescents in five middle schools. Group Processes & Intergroup Relations 2011, 14(5):703-722. 10.1177/1368430210398004.
67. Pitel L., Geckova A.M., Kolarcik P., Halama P., Reijneveld S.A., Van Dijk J. Gender differences in the relationship between religiosity and health-related behaviour among adolescents. Journal of Epidemiology and Community Health 2012, 66:1122-1128. 10.1136/jech-2011-200914.
68. Postigo S., González R., Mateu C., Montoya I. Predicting bullying: Maladjustment, social skills and popularity. Educational Psychology: An International Journal of Experimental Educational Psychology 2012, 5:627-639. 10.1080/01443410.2012.680881.
69. Poteat V.P., DiGiovanni C.D., Scheer J.R. Predicting homophobic behavior among heterosexual youth: Domain general and sexual orientation-specific factors at the individual and contextual level. Journal of Youth and Adolescence 2013, 42:351-362. 10.1007/s10964-012-9813-4.
70. Powell M.D., Ladd L.D. Bullying: A review of the literature and implications for family therapists. The American Journal of Family Therapy 2010, 38(3):189-206. 10.1080/01926180902961662.
71. Prodocimo E., Cerezo F., Arense J.J. Bullying: Family socio-situation as risk or protective factors. Behavioral Psychology/Psicología Conductual 2014, 22(2):345-359.
72. Romera E.M., Del Rey R., Ortega R. Prevalence and differentiating aspects related to gender with regard to the bullying phenomenon in poor countries. Psicothema 2011, 23(4):624-629.
73. Saarento S., Garandeau C.F., Salmivalli C. Classroom- and school-level contributions to bullying and victimization: A review. Journal of Community and Applied Social Psychology 2014, 10.1002/casp.2207.
74. Salmivalli C. Bullying and the peer group: A review. Aggression and Violent Behavior 2010, 15(2):112-120. 10.1016/j.avb.2009.08.007.
75. Santinello M., Vieno A., De Vogli R. Bullying in Italian schools: The role of perceived teacher unfairness. European Journal of Psychology of Education 2011, 26:235-246. 10.1007/s10212-010-0050-5.
76. Scholte R., Sentse M., Granic I. Do actions speak louder than words? Classroom attitudes and behavior in relation to bullying in early adolescence. Journal of Clinical Child & Adolescent Psychology 2010, 39(6):789-799. 10.1080/15374416.2010.517161.
77. Shakoor S., Jaffee S.R., Bowes L., Ouellet-Morin I., Andreou P., Happé F., et al. A prospective longitudinal study of children's theory of mind and adolescent involvement in bullying. Journal of Child Psychology and Psychiatry 2012, 53(3):254-261. 10.1111/j.1469-7610.2011.02488.x.
78. Shetgiri R., Lin H., Avila R.M., Flores G. Parental characteristics associated with bullying perpetration in us children aged 10 to 17 years. American Journal of Public Health 2012, 102(12):2280-2286. 10.2105/AJPH.2012.300725.
79. Shetgiri R., Lin H., Flores G. Identifying children at risk for being bullies in the United States. Academic Pediatrics 2012, 12(6):509-522. 10.1016/j.acap.2012.06.013.
80. Shetgiri R., Lin H., Flores G. Trends in risk and protective factors for child bullying perpetration in the United States. Child Psychiatry and Human Development 2013, 44:89-104. 10.1007/s10578-012-0312-3.
81. Simões C., Gaspar-Matos M. Offending, victimization, and double involvement: Differences and similarities between the three profiles. Journal of Cognitive and Behavioral Psychotherapies 2011, 11(1):29-41.
82. Smith B.J., Phongsavan P., Bauman A.E., Havea D., Chey T. Comparison of tobacco, alcohol and illegal drug usage among school students in three Pacific Island societies. Drug and Alcohol Dependence 2007, 88:9-18. 10.1016/j.drugalcdep.2006.08.030.
83. Spriggs A.L., Iannotti R.J., Nansel T.R., Haynie D.L. Adolescent bullying involvement and perceived family, peer and school relations: Commonalities and differences across race/ethnicity. Journal of Adolescent Health 2007, 41:283-293. 10.1016/j.jadohealth.2007.04.00.
84. Srabstein J.C., McCarter R.J., Shao C., Huang Z.J. Morbidities associated with bullying behaviors in adolescents. School based study of American adolescents. International Journal of Adolescent Medicine and Health 2006, 18(4):587-596. 10.1515/IJAMH.2006.18.4.587.
85. Srabstein J., Piazza T. Public health, safety and educational risks associated with bullying behaviors in American adolescents. International Journal of Adolescent Medicine and Health 2008, 20(2):223-233. 10.1515/IJAMH.2008.20.2.223.
86. Starkuviene S., Zaborskis A. Links between accidents and lifestyle factors among Lithuanian school children. Medicina (Kaunas, Lithuania) 2005, 41(1):73-80.
87. Stefanek E., Strohmeier D., Van de Schoot R., Spiel C. Bullying and victimization in ethnically diverse schools: Risk and protective factors on the individual and class level. International Journal of Developmental Science 2011, 5:73-84. 10.3233/DEV-2011-11073.
88. Thornberg R. 'She's weird!' - The social construction of bullying in school: A review of qualitative research. Children & Society 2011, 25:258-267. 10.1111/j.1099-0860.2011.00374.x.
89. Tippett N., Wolke D. Socioeconomic status and bullying: A meta-analysis. American Journal of Public Health 2014, 104(6):e48-e59. 10.2105/AJPH.2014.301960.
90. Tippett N., Wolke D., Platt L. Ethnicity and bullying involvement in a national UK youth sample. Journal of Adolescence 2013, 36:639-649. 10.1016/j.adolescence.2013.03.013.
91. Tochigi M., Nishida A., Shimodera S., Oshima N., Inoue K., Okazaki Y., et al. Irregular bedtime and nocturnal cellular phone usage as risk factors for being involved in bullying: A cross-sectional survey of Japanese adolescents. PLoS One 2012, 7(9):e45736. 10.1371/journal.pone.0045736.
92. Totura C.M.W., Green A.E., Karver M.S., Gesten E.L. Multiple informants in the assessment of psychological, behavioral, and academic correlates of bullying and victimization in middle school. Journal of Adolescence 2009, 32:193-211. 10.1016/j.adolescence.2008.04.005.
93. Ttofi M.M., Farrington D.P., Lösel F. School bullying as a predictor of violence later in life: A systematic review and meta-analysis of prospective longitudinal studies. Aggression and Violent Behavior 2012, 17(5):405-418. 10.1016/j.avb.2012.05.002.
94. Ttofi M.M., Farrington D.P., Lösel F., Loeber R. The predictive efficiency of school bullying versus later offending: A systematic/meta-analytic review of longitudinal studies. Criminal Behaviour and Mental Health 2011, 21(2):80-89. 10.1002/cbm.808.
95. Van Cleave J., Davis M.M. Bullying and peer victimization among children with special health care needs. Pediatrics 2006, 118:e1212-e1219. 10.1542/peds.2005-3034.
96. Van Noorden T.H., Haselager G.J., Cillessen A.H., Bukowski W.M. Empathy and involvement in bullying in children and adolescents: A systematic review. Journal of Youth and Adolescence 2014, 43:1-21.
97. Viding E., Simmonds S., Petrides K.V., Frederickson N. The contribution of callous-unemotional traits and conduct problems to bullying in early adolescence. Journal of Child Psychology and Psychiatry 2009, 50(4):471-481. 10.1111/j.1469-7610.2008.02012.x.
98. Vieno A., Gini G., Santinello M. Different forms of bullying and their association to smoking and drinking behavior in Italian adolescents. Journal of School Health 2011, 8:393-399. 10.1111/j.1746-1561.2011.00607.x.
99. Volk A., Craig W., Boyce W., King M. Adolescent risk correlates of bullying and different types of victimization. International Journal of Adolescent Medicine and Health 2006, 18(4):375-386. 10.1515/IJAMH.2006.18.4.575.
100. Wang J., Iannotti R.J., Nansel T.R. School bullying among adolescents in the United States: Physical, verbal, relational, and cyber. Journal of Adolescent Health 2009, 45(4):368-375. 10.1016/j.jadohealth.2009.03.021.
101. Wang H., Zhou X., Lu C., Wu J., Deng X., Hong L., et al. Adolescent bullying involvement and psychosocial aspects of family and school life: A cross-sectional study from Guangdong Province in China. PLoS One 2012, 7(7):e38619. 10.1371/journal.pone.0038619.
102. Wei H., Williams J.H., Chen J., Chang H. The effects of individual characteristics, teacher practice, and school organizational factors on students' bullying: A multilevel analysis of public middle schools. Children and Youth Services Review 2010, 32:137-143. 10.1016/j.childyouth.2009.08.004.
103. Williams K.R., Guerra N.G. Perceptions of collective efficacy and bullying perpetration in schools. Social Problems 2011, 58(1):126-143.
104. Wölfer R., Scheithauer H. Social influence and bullying behavior: Intervention-based network dynamics of the fairplayer.manual bullying prevention program. Aggressive Behavior 2014, 40(4):309-319.
105. Yang S., Stewart R., Kim J., Kim S., Shin I., Dewey M.E., et al. Differences in predictors of traditional and cyber-bullying: A 2-year longitudinal study in Korean school children. European Child & Adolescent Psychiatry 2013, 22:309-318. 10.1007/s00787-012-0374-6.