|
All segments
|
|
(Intercept)
|
−6.054
|
0.728
|
−8.318
|
< 0.001
|
|
Ln (AADT)
|
0.375
|
0.084
|
4.449
|
< 0.001
|
|
Ln(L)
|
0.292
|
0.060
|
4.907
|
< 0.001
|
|
Type of lanes 1: > 1 (reference: 1 lane)
|
0.079
|
0.167
|
0.470
|
0.638
|
|
Type of lanes 2: 1 + 1 (ref.: 1 lane)
|
0.524
|
0.151
|
3.471
|
< 0.001
|
|
Type of lanes 3: > 1 + 1 (ref.: 1 lane)
|
0.707
|
0.181
|
3.906
|
< 0.001
|
|
Vertical signs on driveways/minor roads (Yes - ref.: No)
|
0.652
|
0.110
|
5.943
|
< 0.001
|
|
Poor maintenance of pavements (Yes - ref.: No)
|
−0.268
|
0.114
|
−2.348
|
0.019
|
|
Parking type 1: At one side (ref.: No parking)
|
0.218
|
0.131
|
1.668
|
0.095
|
|
Parking type 2: At both sides (ref.: No parking)
|
0.258
|
0.126
|
2.053
|
0.040
|
|
Parking type 3: Mixed (ref.: No parking)
|
−1.092
|
0.556
|
−1.964
|
0.050
|
|
Cycle paths (Yes – ref.: No)
|
0.308
|
0.182
|
1.694
|
0.090
|
|
Goodness-of-fit measures
|
|
LRT (reference: null model) = 200.96 (df = 11), p < .001; LRT (reference: full model) = 6.64 (df = 11), p = .828
|
|
Nagelkerke R2 = 0.158, AIC = 2609.9
|
|
Over-dispersion parameter (theta) = 1.08 (std. error: 0.17)
|
|
Interval of continuous predictors
|
|
AADT: 300–29,960 vehicles/day, L: 30–1510 m
|
|
One-way segments
|
|
(Intercept)
|
−8.794
|
0.961
|
−9.151
|
< 0.001
|
|
Ln (AADT)
|
0.695
|
0.108
|
6.434
|
< 0.001
|
|
Ln(L)
|
0.333
|
0.095
|
3.505
|
< 0.001
|
|
Driveways/minor roads per km
|
0.010
|
0.003
|
3.163
|
0.002
|
|
Vertical signs on accesses/minor roads (Yes - ref.: No)
|
0.477
|
0.169
|
2.825
|
0.005
|
|
Poor maintenance of pavements (Yes - ref.: No)
|
−0.497
|
0.159
|
−3.137
|
0.002
|
|
Goodness-of-fit measures
|
|
LRT (reference: null model) = 101.68 (df = 5), p < .001; LRT (reference: full model) = 9.77 (df = 10), p = .460
|
|
Nagelkerke R2 = 0.153, AIC = 1226.8
|
|
Over-dispersion parameter (theta) = 1.01 (std. error: 0.26)
|
|
Interval of continuous predictors
|
|
AADT: 300–22,600 vehicles/day, L: 30–1510 m, Density of driveways/minor roads: 0.0–142.9 number/km
|
|
Two-way segments
|
|
(Intercept)
|
−3.764
|
1.122
|
−3.356
|
< 0.001
|
|
Ln (AADT)
|
0.134
|
0.117
|
1.140
|
0.254
|
|
Ln(L)
|
0.310
|
0.079
|
3.944
|
< 0.001
|
|
Vertical signs on accesses/minor roads (Yes - ref.: No)
|
0.432
|
0.141
|
3.074
|
0.002
|
|
Markings 1: Illegible (ref.: No/partially absent/illegible)
|
0.317
|
0.177
|
1.791
|
0.073
|
|
Markings 2: Yes (ref.: No/partially absent/illegible)
|
0.309
|
0.175
|
1.767
|
0.077
|
|
Parking type 1: At one side (ref.: No parking)
|
0.287
|
0.156
|
1.836
|
0.066
|
|
Parking type 2: At both sides (ref.: No parking)
|
0.441
|
0.152
|
2.903
|
0.004
|
|
Parking type 3: Mixed (ref.: No parking)
|
−0.973
|
0.640
|
−1.521
|
0.128
|
|
Goodness-of-fit measures
|
|
LRT (reference: null model) = 57.69 (df = 7), p < 0.001; LRT (reference: full model) = 5.63 (df = 7), p = 0.584
|
|
Nagelkerke R2 = 0.102, AIC = 1369.2
|
|
Over-dispersion parameter (theta) = 1.32 (std. error: 0.29)
|
|
Interval of continuous predictors
|
|
AADT: 1160–29,960 vehicles/day, L: 30–1415 m
|
