Fourth National Incidence Study of Child Abuse and Neglect (NIS–4)

perpetrator relationship, with the oldest perpetrators most typical among nonbiologicalparents and parents’ partners. The oldest parents and partners maltreated 63% of thechildren who sustained fatal or serious harm, 53% of those with moderate harm, and 63%Table 6–5. Perpetrator's Age by Category of Maltreatment and Perpetrator'sRelationship to ChildMaltreatment Category/Most Closely Related PerpetratorABUSE:Biological ParentNonbiological Parent or PartnerOther PersonPhysical AbuseBiological ParentNonbiological Parent or PartnerOther PersonSexual AbuseBiological ParentNonbiological Parent or PartnerOther PersonEmotional AbuseBiological ParentNonbiological Parent or PartnerOther PersonNEGLECT:Biological ParentNonbiological Parent or PartnerOther PersonPhysical NeglectBiological ParentNonbiological Parent or PartnerOther PersonEmotional NeglectBiological ParentNonbiological Parent or PartnerOther PersonEducational NeglectBiological ParentNonbiological Parent or PartnerOther PersonALL MALTREATMENT:Biological ParentsNonbiological Parent or PartnerOther PersonPercent of Children in Row with Perpetrator WhoseAge was. . .< 26 Years26 – 35Years> 35 Years Unknown12% 33% 37% 18%9% 36% 37% 19%6% 36% 51% 7%35% 17% 24% 25%13% 34% 36% 17%11% 35% 35% 19%7% 35% 50% 8%40% 21% 18% 22%15% 27% 32% 27%5% 35% 25% 35%* 36% 48% 11%30% 14% 29% 29%7% 36% 47% 10%5% 39% 47% 10%* 31% 62% *36% * * *9% 37% 38% 18%10% 40% 36% 18%* 8% 66% 25%^ ^ ^ ^15% 35% 35% 18%16% 38% 31% 18%* * 81% 14%^ ^ ^ ^8% 36% 46% 13%8% 38% 44% 13%* * 68% *^ ^ ^ ^5% 39% 39% 20%6% 42% 38% 18%* * 55% *^ ^ ^ ^11% 35% 38% 18%10% 39% 36% 18%4% 25% 57% 15%34% 18% 24% 25%* Fewer than 20 cases with which to calculate estimate; estimate too unreliable to give.^These perpetrators were not allowed under Harm Standard neglect criteria.6-12