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Table 4 Univariate statistics for the distances calculated between health services and census tracts

From: The approaches to measuring the potential spatial access to urban health services revisited: distance types and aggregation-error issues

Distance type Mean P10 Q1 Q2 Q3 P90
Euclidean distance (km) 19,663 5565 9922 17,304 27,023 37,480
Manhattan distance (km) 25,184 7004 12,517 21,756 34,369 48,587
Shortest network time (on foot) (min) 291.99 83.80 149.67 262.20 400.96 550.37
Shortest network time (by bicycle) (min) 94.53 27.20 48.22 84.33 130.65 177.92
Shortest network time (by public transit) (min) 79.09 32.57 48.92 72.30 101.16 131.89
Shortest network time (by car) (min) 23.10 8.83 14.40 21.84 30.54 38.89
  1. P10 10th percentile, Q1 lower quartile, Q2 median, Q3 upper quartile, P90 90th percentile