The statistics were revealed at a District Child Development Committee meeting held at the Colombo District secretariat recently.
It was also revealed that 10 teen pregnancies were reported from the areas of Hanwella, Seethawaka and Kaduwela.
Poverty, lack of proper child- parent relations, drug use in families, broken love affairs, lack of proper backing by officials were cited as reasons.
It was also said that although 125 school child protection committees were set up in Colombo District, only 32 remain active.