| Regression coefficient | exp (regression coefficient) | Standard error | z value | p value |
Intercept | −3.794 | 2.251302 × 10−2 | 0.5975 | −6.350 | 2.16 × 10−10 |
Number of through service train lines | 0.1348 | 1.14434786 | 3.501 × 10−2 | 3.851 | 1.18 × 10−4 |
Length of through service sections | 1.117 × 10−3 | 1.00111781 | 5.345 × 10−4 | 2.090 | 3.6599 × 10−2 |
Transportation capacity for each train during peak hours | 7.189 × 10−4 | 1.00071912 | 1.692 × 10−4 | 4.249 | 2.15 × 10−5 |
Number of transported passengers per hour during peak hours | 6.059 × 10−6 | 1.00000606 | 3.466 × 10−6 | 1.748 | 8.0410 × 10−2 |
Number of stairs and escalators in terminal stations | 6.553 × 10−2 | 1.06772353 | 3.811 × 10−2 | 1.719 | 8.5536 × 10−2 |
Number of stations | −9.290 × 10−3 | 0.99075273 | 2.897 × 10−3 | −3.207 | 1.340 × 10−3 |
Average number of tracks | 0.7348 | 2.08508685 | 0.2930 | 2.508 | 1.2141 × 10−2 |
Length of lines with connecting operation | 2.178 × 10−2 | 1.02201926 | 2.410 × 10−3 | 9.036 | <2 × 10−16 |