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Table 4 Calibration results of linear function model Eq.(2) for cities with population densities below 1500 per/km^2 .R2 = 0.638, sample size N = 39

From: Transport indicator analysis and comparison of 151 urban areas, based on open source data

Calibration results Coef Std Err t P > |t| [95.0% Conf. Int.]
c 44.6361 2.410 18.521 0.000 39.748 49.524
d −0.2602 0.036 −7.166 0.000 −0.334 −0.187
e −0.3835 0.282 −1.358 0.183 −0.956 0.189