evaluation of motor skills in high risk infants based on peabody developmental motor scales (pdms-2)

background and objective: achievement of motor skills is an important part of childhood development. there are some scales that commonly used for preschool-aged children including peabody developmental motor scales, 2nd edition (pdms-2). a cross sectional study designed to compare motor skills of high risk and normal infants of 3 to 6 months of age. methods: in this case control study, 45 high risk infants 3-6 month of age were compared with 45 normal cases that matched for age and sex, for evaluation of motor development by pdms-2. subjects were selected by cluster sampling from different health centers of tehran. data about gross, fine and total scores were analyzed using spss software version 13. results: there was a significant difference between gross, fine and total motor scores in normal and high risk infants with perinatal risk factors (p<0.05). conclusion: fine, gross and total motor scores in normal and high risk infants of 3- 6 months old are significantly different. it is recommended to evaluate movement development by pdms-2 in mentioned infants and starting rehabilitation as soon as possible