Change in mobility function and its causes in adults with cerebral palsy by Gross Motor Function Classification System level: A cross-sectional questionnaire study.

Background: The prognosis for mobility function by Gross Motor Function Classification System (GMFCS) level is vital as a guide to rehabilitation for people with cerebral palsy.

Objective: This study sought to investigate change in mobility function and its causes in adults with cerebral palsy by GMFCS level.

Methods: We conducted a cross-sectional questionnaire study.