| Regression coefficient | exp (regression coefficient) | Standard error | z value | p value |
Intercept | −1.9347811 | 0.1444559 | 0.9305960 | −2.079 | 3.7610 × 10−3 |
Length of train lines | 1.48908 × 10−2 | 1.0150022 | 2.5325 × 10−3 | 5.880 | 4.11 × 10−9 |
Number of through service train lines | 0.1787198 | 1.1956856 | 5.55136 × 10−2 | 3.219 | 1.285 × 10−3 |
Transportation capacity for each train during peak hours | 9.385 × 10−4 | 1.0009389 | 2.863 × 10−4 | 3.278 | 1.046 × 10−3 |
Number of operating trains per hour during peak hours | 3.71886 × 10−2 | 1.0378887 | 1.58399 × 10−2 | 2.348 | 1.8886 × 10−2 |
Number of trains according to type | −0.2703075 | 0.7631448 | 7.21054 × 10−2 | −3.749 | 1.78 × 10−4 |
Average number of tracks | −1.4075520 | 0.2447417 | 0.5196405 | −2.709 | 6.755 × 10−3 |
Number of connecting operation stations | 2.69567 × 10−2 | 1.0273234 | 1.41192 × 10−2 | 1.909 | 5.6233 × 10−2 |