DY, the reasons they go off the derech doesn’t matter when you are working with the kids themselves unless they want to discuss it with you. The reasons they go off the derech is important for the General Olam so that WE can work on ways to correct it.
The reason you broke your leg is not as important to your physical therapist as is the effort you make or the connection you make with that person in order to heal. The reason you broke your leg is important for the accident prevention group so that they can help others not to do what you did.