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. 2019 Jan 7;12:960. doi: 10.3389/fnins.2018.00960

Table 2.

Summary of the regression coefficients of factors in “uni-variable” models of log10(curvature) and log10(velocity-profile deviation).

Log-curvature Log-velocity-profile deviation
coefficient z-value significance coefficient z-value significance
Log-Curvature - 3.15 29.5 <0.0001
Log-curvature2 - 1.76 27.7 <0.001
Log-curvature3 - 0.322 22.7 <0.001
Log-Velocity-profile deviation 2.00 29.3 <0.001 - -
Log-deviation2 1.09 40.2 <0.001 - -
Log-deviation3 0.180 49.8 <0.001 - -
Log-Duration 13.4 56.5 <0.001 31.7 85.4 <0.0001
Log-duration2 −7.26 48.7 <0.001 −19.4 83.1 <0.001
Log-duration3 1.24 39.9 <0.001 4.05 83.2 <0.001
Horizontal orientation −0.0215 25.9 <0.001 0.00757 4.96 <0.001
Vertical orientation −0.00388 4.82 <0.001 0.0935 63.8 <0.001
Oblique orientation* 0.0169 25.1 <0.001 −0.0705 57.4 <0.001
Leftward saccade* 0.00475 3.27 0.001 0.40
Downward Saccade* 0.0367 27.7 <0.001 −0.0492 20.4 <0.001
Time-on-task 0.04 0.000162 3.90 <0.001
Inflight at scene cut −0.0191 3.77 <0.001 0.0897 9.60 <0.001
Number of cuts 0.52 0.03
Environment (outdoor) 0.02 0.86
Nature-content importance ≥0.25 0.0153 3.68 <0.001
Face importance ≥0.06 −0.0125 3.28 0.001
Man-made importance ≥0.025 0.0145 2.66 0.008
Human figure importance 0.0187 3.68 <0.001 0.0345 5.75 <0.001
Lighting 0.04 0.04
Auditory information ≥0.57 ≥0.48
Movie genre ≥0.28 0.02
Age 0.00037 4.83 <0.001 0.30
Gender 0.022 8.18 <0.001 0.64
Education 0.10 0.62

A positive coefficient indicates that the dependent variable (curvature or velocity-profile deviation) increased with an increase in the value of the variable or increased in the presence of that variable (for binary variables). (*) Horizontal saccades were compared to not-horizontal saccades and likewise for vertical and oblique saccades. Leftward saccades were compared to rightward saccades. Downward saccades are compared to upward saccades. () Comedy had lower curvature and velocity-profile deviation compared to each of the other movie genres, documentary, animation, drama and action.