Assessment of gross motor development in the WHO Multicentre Growth Reference Study.

摘要: The objective of the Motor Development Study was to describe acquisition selected gross motor milestones among affluent children growing up in different cultural settings. This study conducted Ghana, India, Norway, Oman, and United States as part longitudinal component World Health Organization (WHO) Multicentre Growth Reference (MGRS). Infants were followed from age four months until they could walk independently. Six that are fundamental acquiring self-sufficient erect locomotion simple evaluate assessed: sitting without support, hands-and-knees crawling, standing with assistance, walking alone, alone. information collected by both children's caregivers trained MGRS fieldworkers. assessed recorded dates when achieved for first time according established criteria. Using standardized procedures, fieldworkers independently performance checked parental recording at home visits. To ensure data collection, sites regular standardization sessions. Data collection quality control took place simultaneously. verification cleaning performed all queries had been satisfactorily resolved.