Keratoconus patients (n=426) (%)

Matched controls (n=1704)(%)

P value

Age

37.31±13.49

37.34±13.49

0.96

Males

242(56.8%)

962(56.9%)

0.98

Married

231 (54.2%)

940 (55.6%)

0.64

Low socioeconomic class

47 (11.0%)

133 (7.9%)

0.05

Living in rural settlements

79 (18.5%)

265 (15.7%)

0.18

Ashkenazi origin

54 (12.7%)

588 (34.8%)

P < 0.0001