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. 2015 Mar 15;21:293–305.

Table 2. Subject demographics in the two participant groups.

Variable Group 1 Group 2 p value
Gender
% Female
69
60
0.516
Ethnicity
% Asian
40
40
0.439
% Caucasian
20
33
% Indian
18
13
% Other
22
15
contact lens wear experience
% neophyte
13
17
0.775
Age
Years
26.4±8.5
24.9±8.5
0.397
Refraction
Sphere (Diopters)
−2.9±2.0
−2.9±2.2
0.910
Cylinder (Diopters)
−0.5±0.4
−0.6±0.4
0.166
Keratometry Flat Meridian (Diopters)
43.1±1.3
43.4±1.3
0.269
Steep Meridian (Diopters) 43.9±1.2 44.2±1.2 0.231