From: Neighborhood-level socioeconomic factors moderate the association between physical activity and relative age effect: a cross-sectional survey study with Japanese adolescents
Mean
SD
Areal deprivation
42.4
25.8
Higher education level(%)
15.1
6.8
Average annual income(× 104 yen)
548.1
50.6
Population density(/ha)
12.7
19.3