Table 2

Reaction time as a function of degree of rotation

RotationLaypersons—peak conditionLaypersons—ptosis condition
Peak APeak BPtosis APtosis B
eb (95% CI)P valueOR (95% CI)P valueeb (95% CI)P valueeb (95% CI)P value
Per 45°1.14 (1.11 to 1.17)<0.0011.05 (1.01 to 1.09)0.0051.21 (1.16 to 1.25)<0.0011.03 (1.02 to 1.05)<0.001
Category
RefRefRefRef
45°0.99 (0.86 to 1.14)0.9051.02 (0.88 to 1.19)0.7771.05 (0.89 to 1.22)0.5691.07 (0.98 to 1.17)0.147
90°1.20 (1.05 to 1.37)0.0081.11 (0.95 to 1.29)0.1921.50 (1.28 to 1.74)<0.0011.22 (1.12 to 1.33)<0.001
135°1.93 (1.71 to 2.19)<0.0011.35 (1.17 to 1.56)<0.0012.30 (1.97 to 2.69)<0.0011.12 (1.02 to 1.22)0.017
180°1.18 (1.00 to 1.39)0.0481.02 (0.84 to 1.22)0.8711.74 (1.44 to 2.09)<0.0011.19 (1.07 to 1.31)<0.001
RotationSurgeons—peak conditionSurgeons—ptosis condition
Peak APeak BPtosis APtosis B
eb (95% CI)P valueOR (95% CI)P valueeb (95% CI)P valueeb (95% CI)P value
Per 45°1.04 (1.01 to 1.08)0.0181.12 (1.07 to 1.18)<0.0011.11 (1.09 to 1.14)<0.0011.02 (1.01 to 1.04)0.006
Category
RefRefRefRef
45°1.17 (0.98 to 1.38)0.0810.97 (0.79 to 1.19)0.7851.21 (1.07 to 1.37)0.0020.98 (0.92 to 1.05)0.644
90°1.22 (1.03 to 1.46)0.0220.99 (0.81 to 1.22)0.9531.55 (1.38 to 1.75)<0.0011.06 (1.00 to 1.13)0.059
135°1.33 (1.12 to 1.57)0.0011.01 (0.83 to 1.23)0.9471.83 (1.62 to 2.07)<0.0011.08 (1.01 to 1.15)0.021
180°1.16 (0.96 to 1.42)0.1311.63 (1.34 to 1.99)<0.0011.43 (1.25 to 1.63)<0.0011.03 (0.96 to 1.11)0.445
  • Statistical testing conducted using generalised mixed effects linear regression model with logarithmic linkage.

  • eb=exponentiated coefficient. Interpreted as (eb−1)−100=percentage difference in reaction time.