In other circumstances it may be due to other factors such as inadequate housing, health issues, substance misuse or domestic violence.
Rhai o’r rhain yw dioddef camdriniaeth, esgeulustod, neu fagwraeth ar aelwyd lle mae camddefnyddio alcohol neu sylweddau, salwch meddwl, trais neu ymddygiad troseddol sy'n arwain at garcharu [6].