Table 1.

Patient characteristics

	Mean ± SD	Range
Age	60.6 ± 4.53	52–72
BMI (kg/m2)	26.6 ± 1.84	24.4–31.5
AHI (per hour)	37.42 ± 15.62	17.2–67.3
VA (LogMAR)	0.11 ± 0.22	0–0.6
CCT (microns)	582.31 ± 33.94	546–651

BMI, basal metabolic index; AHI, apnea–hypopnea index; n/h, number per hour; CCT, central corneal thickness