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Table 1 Mean, median, standard deviation (SD), variance and range for each repeated pupillometric measurement (100 patients) under the four illumination conditions evaluated. S: Scotopic level, L: Low level, M: mesopic level, P: Photopic level

From: Intrasession repeatability of pupil size measurements under different light levels provided by a multidiagnostic device in healthy eyes

 

S1

S2

S3

L1

L2

L3

M1

M2

M3

P1

P2

P3

Mean

5.38

5.32

5.33

3.23

3.24

3.23

2.88

2.96

2.93

2.57

2.60

2.60

Median

5.50

5.30

5.35

3.20

3.20

3.10

2.80

2.90

2.85

2.60

2.55

2.60

SD

0.96

0.87

0.90

0.65

0.57

0.59

0.47

0.47

0.49

0.38

0.40

0.38

Variance

0.93

0.76

0.81

0.43

0.33

0.35

0.22

0.22

0.24

0.15

0.16

0.14

Range

4.00

3.80

3.70

2.80

2.90

2.70

2.60

2.90

2.70

2.30

2.50

2.40

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BMC Ophthalmology

ISSN: 1471-2415

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