Kerry L McIver, William H Brown, Karin A Pfeiffer, Marsha Dowda, Russell R Pate
Development and Testing of the Observational System for Recording Physical Activity in Children: Elementary School
Research quarterly for exercise and sport
investigated associations neighborhood racialethnic segregation cognitive change used data n 1712 multiethnic study atherosclerosis racialethnic segregation assessed using getisord gi zscores based american community survey census tract data higher gi greater spatial clustering participants raceethnicity global cognition processing speed assessed twice 6 years apart adjusted multilevel linear regression tested associations gi zscores cognition effect modification raceethnicity income education neighborhood socioeconomic status neighborhood social support tested participants average 67 years old 43 white 11 chinese 29 african americanblack 17 hispanic 40 high neighborhood segregation gi 196 african americanblack participants greater neighborhood segregation greater processing speed decline stratified analyses interactions significant segregation associated greater processing speed declines among african americanblack participants additional followups comprehensive cognitive batteries may elucidate findings study neighborhood racialethnic segregation change cognition study based racially geographically diverse populationbased cohort older adults racialethnic segregation clustering measured getisord gi statistic saw faster processing speed decline among black individuals segregated neighborhoods