Archives of Physical Medicine and Rehabilitation reports that adaptive seating on the floor and the toilet for children with GMFCS III and IV with cerebral palsy resulted in a positive impact on the child's and family's life.   Removal of the adaptive seating had a negative impact on family life.

Reference:  The Impact of Adaptive Seating Devices on the Lives of Young Children With Cerebral Palsy and Their Families

Stephen E. Ryan, Kent A. Campbell, Patricia J. Rigby, Barbara Fishbein-Germon, Darlene Hubley, Betty Chan Archives of Physical Medicine and Rehabilitation - January 2009 (Vol. 90, Issue 1, Pages 27-33, DOI: 10.1016/j.apmr.2008.07.011)