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Table 3 Threshold analysis from Distance to Nearest Road measure that assesses the distance from the participant's home to the nearest road (n = 2,444 participant locations)

From: The importance of accurate road data for spatial applications in public health: customizing a road network

Road Data Observations > 15.24 m (%) Observations 15.24 m – 22.86 m (%) Observations 22.86 m – 30.48 m (%) Observations > 30.48 m (%)
Custom Data 0 (0) 0 (0) 0 (0) 0 (0)
NC DOT 145 (5.9) 30 (1.2) 7 (0.3) 108 (4.4)
StreetMap Pro 463 (18.9) 139 (5.7) 34 (1.4) 290 (11.9)
TIGER/Line 2000 1,548 (63.3) 320 (13.1) 208 (8.5) 1,020 (41.7)
TIGER/Line 2007 234 (9.6) 46 (1.9) 30 (1.2) 158 (6.5)