Table 1 Description of the 16 participating schools in terms of their size and the geographic and economic resources of their nearby surroundings

Number of pupils

117–2002

665 (449)

299

Average household income in DKR

561440–834359

678773 (74723)

666246

Number of households within 10 km^a

6567–609486

108651 (197381)

46430

Distance (meters) to the nearest green space

45–962

381 (253)

320

Square meters of green space within 10km^a

36447–17339806

3048046 (5655208)

2856900

Number of green spaces within 10km^a

3–53

23 (13)

12