At present there is no system for continued evaluation of infants sent home in car beds. In addition, it is not known when it is safe to transition infants from their car bed to a car seat. Infants transitioned too early may still have breathing problems and those transitioned too late may be at risk for injury in the event of a crash. Due to these reasons it is important to find out when it is safe to transition infants from the car bed to a car seat