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Table 1 Means and Standard Deviations (SD) for Pupillometry Data
Overall (n=82) Males (n=44) Females (n=38) p-value
Minimum pupil size (mm) 3.52 (0.61) 3.57 (0.66) 3.47 (0.54) 0.495
Maximum pupil size (mm) 5.08 (0.78) 5.11 (0.85) 5.04 (0.71) 0.661
Maximum pupil constriction velocity (mm/s) -4.48 (1.05) -4.40 (0.90) -4.57 (1.21) 0.482
Average pupil constriction velocity (mm/s) -3.31 (0.73) -3.34 (0.76) -3.26 (0.69) 0.618
Dilation velocity (mm/s) 1.03 (0.31) 1.07 (0.33) 0.99 (0.27) 0.203
Table 2 Mean Minimum and Maximum Pupil Sizes
Minimum Maximum
Age (years) # participants pupil size pupil size
[mm] (SD) [mm] (SD)
2 – 3 4 3.03 (0.26) 4.83 (0.29)
4 – 6 19 3.25 (0.41) 4.83 (0.64)
7 – 9 15 3.89 (0.55) 5.49 (0.64)
10 – 12 22 3.49 (0.67) 4.95 (0.86)
13 – 15 12 3.84 (0.65) 5.51 (0.90)
16 – 17 10 3.40 (0.50) 4.80 (0.73)
SD = standard deviation
Figure 1 Neuroptics Pupillometer
Figure 2 Scatter plot and regression line of pupil size and dilation velocity