Objective To investigate the correlation between gross motor function and risk factors in children with cerebral palsy (CP). Methods We included the children aged 2-12 years old who were diagnosed with CP and registered in Chengdu Federation of Disabled Persons in 20 districts of Chengdu. Gross motor function was estimated by gross motor function classification system (CMFCS). Risk factors of the CP children were investigated retrospectively. Univariate and multivariate logistic regression analyses were used to analysis the correlation of the CP risk factors and GMFCS grades in the children with CP. Results A total of 333 children were identified with a male to female ratio of 1.15∶1,an average age of （6.32±2.74） years old, and dominated in 6-
