Extended Data Fig. 9: Park accessibility characteristics for five sample 3-digit zipcodes.
From: Wearable data link urban green space to physical activity

Walkability, park-area ratio and park-accessibility scores for representative three-digit zipcode areas spanning the park-accessibility distribution: minimum (zip 856, Tucson AZ), 25th percentile (zip 384, Nashville TN), median (zip 197, Philadelphia PA), 75th percentile (zip 078, New York NY), and maximum (zip 961, Sacramento CA).