Used correctly, booster seats can reduce the risk of injuries among kids between the ages of 4 and 8 by 45 %, the researchers said. Booster seats seem much less technical and complicated than installing an infant seat, which may lead families and parents to worry less about using them incorrectly, said research senior author Dr. Michelle Macy, of the University of Michigan’s C.S. Mott Children’s Hospital and the hospital’s Child Health Evaluation and Research Unit. We realize that older children are at particular risk of injury from a car crash.Hamel, M.D., D.T.M.&H., Irving Hoffman, P.A., M.P.H., Portia Kamthunzi, M.D., Simon Kariuki, Ph.D., Peter G. Kremsner, M.D., Amanda Leach, M.R.C.P.C.H., Bertrand Lell, M.D., Niall J. Lennon, Ph.D., John Lusingu, M.D., Ph.D., Kevin Marsh, M.D., Francis Martinson, M.D., Ph.D., Jackson T. Molel, M.Sc., Eli L. Moss, B.S., Patricia Njuguna, M.B., Ch.B., M.Med., Christian F. Ockenhouse, M.D., Ph.D., Bernhards Ragama Ogutu, Ph.D, Walter Otieno, M.B., Ch.B., M.Med., Lucas Otieno, M.B., Ch.B., M.P.H., Kephas Otieno, M.P.H., Seth Owusu-Agyei, Ph.D., Daniel J. Park, Ph.D.D., Dana Robbins, B.S., Carsten Russ, Ph.D., Elizabeth M. Ryan, B.S., Jahit Sacarlal, M.D., Ph.D., Brian Sogoloff, B.S., Hermann Sorgho, Ph.D., Marcel Tanner, Ph.D., Thor Theander, M.D., D.Sc., Innocent Valea, Pharm.D., Ph.D., Sarah K.