Investigating the Impacts of Road Traffic Conditions and Driver’s Characteristics on Automated Vehicle Takeover Time and Quality Using a Driving Simulator
Table 4
Estimated takeover time from LMM by LOS and curvature.
Variables
Estimate
Standard error
t-value
value
Intercept
2.452
0.193
12.730
≤0.001
Traffic congestion
LOS A
−0.225
0.258
−0.874
0.383
LOS C
−0.389
0.256
−1.523
0.129
LOS E
0.0
0.0
—
—
Curvature
Straight
−0.221
0.257
−0.858
0.392
1,500 m
0.0
0.0
—
—
720 m
−0.167
0.258
−0.645
0.520
Traffic congestioncurvature
LOS A straight
0.254
0.353
0.719
0.472
LOS A 1,500 m
0.0
0.0
—
—
LOS A 720 m
0.344
0.365
0.942
0.347
LOS C straight
0.460
0.362
1.269
0.205
LOS C 1,500 m
0.0
0.0
—
—
LOS C 720 m
0.439
0.356
1.233
0.218
LOS E straight
0.0
0.0
—
—
LOS E 1,500 m
0.0
0.0
—
—
LOS E 720 m
0.0
0.0
—
—
Note. Estimates of LOS E and 1,500 m are standard values of traffic congestion and curvature, so all corresponding values are marked as 0.0.
