Conduct disorder is more common among boys than girls, with studies indicating that the rate among boys in the general population ranges from 6% to 16% ...SkiptomaincontentConductDisorderConductdisorderisarepetitiveandpersistentpatternofbehaviorinchildrenandadolescentsinwhichtherightsofothersorbasicsocialrulesareviolated.Thechildoradolescentusuallyexhibitsthesebehaviorpatternsinavarietyofsettings—athome,atschool,andinsocialsituations—andtheycausesignificantimpairmentinhisorhersocial,academic,andfamilyfunctioning.Conductdisorderismorecommonamongboysthangirls,withstudiesindicatingthattherateamongboysinthegeneralpopulationrangesfrom6%to16%whiletherateamonggirlsrangesfrom2%to9%.Conductdisordercanhaveitsonsetearly,beforeage10,orinadolescence.Childrenwhodisplayearly-onsetconductdisorderareatgreaterriskforpersistentdifficulties,however,andtheyarealsomorelikelytohavetroubledpeerrelationshipsandacademicproblems.Amongbothboysandgirls,conductdisorderisoneofthedisordersmostfrequentlydiagnosedinmentalhealthsettings.SignsandSymptomsBehaviorscharacteristicofconductdisorderinclude:Aggressivebehaviorthatcausesorthreatensharmtootherpeopleoranimals,suchasbullyingorintimidatingothers,ofteninitiatingphysicalfights,orbeingphysicallycrueltoanimals.Non-aggressiveconductthatcausespropertylossordamage,suchasfire-settingorthedeliberatedestructionofothers’property.Deceitfulnessortheft,suchasbreakingintosomeone’shouseorcar,orlyingor“conning”others.Seriousruleviolations,suchasstayingoutatnightwhenprohibited,runningawayfromhomeovernight,oroftenbeingtruantfromschool.Manyyouthwithconductdisordermayhavetroublefeelingandexpressingempathyorremorseandreadingsocialcues.Theseyouthoftenmisinterprettheactionsofothersasbeinghostileoraggressiveandrespondbyescalatingthesituationintoconflict.Conductdisordermayalsobeassociatedwithotherdifficultiessuchassubstanceuse,risk-takingbehavior,schoolproblems,andphysicalinjuryfromaccidentsorfights.ResearchRecentresearchonConductDisorderhasbeenverypromising.Forexample,res