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. 2015 Feb 28;15:18. doi: 10.1186/s12877-015-0015-2

Table 5.

Comparison of DWELL and DURATION in addition to effects of age, light and interaction of age x light while avoiding collision with a parked car

DWELL [%] (SD) DURATION [s] (SD)
Young Old Age Light Age x light Young Old Age Light Age x light
Street Day 26.3 (11.9) 30.5 (15.6) F(1,43) = 0.0 p = 0.901 η2 = 0.000 F(1,43) = 3.1 p = 0.085 η2 = 0.067 F(1,43) = 2.4 p = 0.125 η2 = 0.054 1.0 (0.8) 1.3 (0.7) F(1,39) = 0.2 p = 0.638 η2 = 0.006 F(1,39) = 5.3 p = 0.027 η2 = 0.119 F(1,39) = 3.7 p = 0.063 η2 = 0.086
Night 25.8 (13.1) 22.0 (12.6) 1.0 (0.6) 0.8 (0.4)
Road signs Day 0.0 (0.0) 0.0 (0.0) F(1,43) = 0.6 p = 0.427 η2 = 0.015 F(1,43) = 38.4 p < 0.001 η2 = 0.472 F(1,43) = 0.6 p = 0.427 η2 = 0.015 0.0 (0.0) 0.0 (0.0) F(1,37) = 1.3 p = 0.268 η2 = 0.033 F(1,37) = 36.2 p < 0.001 η2 = 0.494 F(1,37) = 1.3 p = 0.268 η2 = 0.033
Night 6.7 (6.3) 5.1 (6.5) 0.6 (0.6) 0.4 (0.5)
Parked car Day 50.4 (11.3) 51.6 (17.7) F(1,43) = 4.6 p = 0.039 η2 = 0.096 F(1,43) = 0.3 p = 0.573 η2 = 0.007 F(1,43) = 6.6 p = 0.014 η2 = 0.132 1.6 (0.7) 1.6 (0.6) F(1,42) = 6.4 p = 0.014 η2 = 0.136 F(1,42) = 12.9 p = 0.001 η2 = 0.234 F(1,42) = 9.32 p = 0.004 η2 = 0.182
Night 42.5 (12.1) 56.6 (17.1) 1.6 (0.4) 2.6 (1.4)
Environment Day 1.5 (2.5) 0.9 (3.0) F(1,43) = 0.3 p = 0.590 η2 = 0.007 F(1,43) = 2.7 p = 0.108 η2 = 0.059 F(1,43) = 0.5 p = 0.472 η2 = 0.012 0.2 (0.2) 0.1 (0.2) F(1,43) = 0.8 p = 0.380 η2 = 0.018 F(1,43) = 1.1 p = 0.312 η2 = 0.024 F(1,43) = 1.1 p = 0.312 η2 = 0.024
Night 0.5 (1.6) 0.5 (1.8) 0.1 (0.2) 0.1 (0.2)
Rear -view mirror Day 4.2 (4.5) 2.3 (3.8) F(1,43) = 3.4 p = 0.071 η2 = 0.074 F(1,43) = 0.6 p = 0.437 η2 = 0.014 F(1,43) = 0.1 p = 0.825 η2 = 0.001 0.3 (0.3) 0.2 (0.4) F(1,43) = 1.7 p = 0.199 η2 = 0.042 F(1,43) = 1.1 p = 0.299 η2 = 0.028 F(1,43) = 0.3 p = 0.616 η2 = 0.007
Night 3.5 (4.3) 1.9 (3.3) 0.4 (0.5) 0.3 (0.4)
Side mirror left Day 3.9 (3.9) 3.0 (4.3) F(1,43) = 1.7 p = 0.201 η2 = 0.038 F(1,43) = 2.1 p = 0.157 η2 = 0.046 F(1,43) = 0.1 p = 0.706 η2 = 0.003 0.4 (0.4) 0.3 (0.4) F(1,42) = 2.1 p = 0.159 η2 = 0.047 F(1,42) = 0.3 p = 0.569 η2 = 0.008 F(1,42) = 3.0 p = 0.091 η2 = 0.067
Night 3.2 (2.0) 1.9 (3.4) 0.5 (0.4) 0.3 (0.4)
Side mirror right Day 0.7 (1.9) 0.0 (0.0) F(1,43) = 5.7 p = 0.022 η2 = 0.116 F(1,43) = 0.0 p = 0.889 η2 = 0.000 F(1,43) = 0.3 p = 0.573 η2 = 0.007 0.1 (0.3) 0.0 (0.0) F(1,43) = 5.8 p = 0.021 η2 = 0.118 F(1,43) = 0.2 p = 0.642 η2 = 0.005 F(1,43) = 0.0 p = 0.939 η2 = 0.000
Night 0.6 (1.2) 0.1 (0.5) 0.1 (0.3) 0.0 (0.1)

DWELL = cumulated fixation duration/total driving task duration; GAZE DURATION = average fixation time; η2 refers to partial η2.