Step 8: The Enlite sensor(s) will be calibrated 2 hours after insertion, before dinner and at 9 PM if there are no rate of change arrows at these times on the first day. Thereafter calibration values will be entered before meals and before the 9 PM snack if there are no rate of change arrows. These finger sticks are done under supervision of a counselor who makes sure that their hands are either washed or the finger is cleaned with alcohol and allowed to dry before the finger prick.