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Table 1 Mean absolute tonic pupil diameter (in pixels) for the four difficulty conditions (derived from participant ratings) and ten time bins

From: Pupil diameter changes reflect difficulty and diagnostic accuracy during medical image interpretation

 

Time 1

Time 2

Time 3

Time 4

Time 5

Time 6

Time 7

Time 8

Time 9

Time 10

Overall mean

Least difficult

13.41

13.32

13.33

13.27

13.32

13.37

13.29

13.39

13.36

13.26

13.33

Somewhat difficult

13.47

13.46

13.50

13.56

13.51

13.46

13.65

13.38

13.40

13.30

13.47

Moderately difficult

13.61

13.59

13.62

13.65

13.61

13.60

13.69

13.69

13.69

13.69

13.64

Most difficult

14.03

13.93

13.95

14.03

13.93

13.90

13.87

13.92

13.89

13.91

13.94