Impaired Corneal Biomechanical Properties and the Prevalence of Keratoconus in Mitral Valve Prolapse

Table 1

Demographic characteristics of the patients and the control Group.

Variables	MVP group (𝑛: 52)	KC group (𝑛: 39)	Control group (𝑛: 45)	𝑃 value
Age
Mean ± SD	36.2±12.6	24.8±5.9	32.1±6.6	0.053^a	0.001^b
Range	19–65	19–40	21–47
Gender				0.600^c
Female	31 (59.6%)	17 (43.5%)	25 (55.6%)
Male	21 (40.4%)	22 (56.5%)	20 (44.4%)

aStudent’s 𝑡-test, MVP-control group, ^bStudent’s 𝑡- test, MVP-KC group, ^cPearson’s Chi-Square test, MVP: mitral valve prolapse, KC: keratoconus.