Central Corneal Thickness in Spectral-Domain OCT and Associations with Ocular and Systemic Parameters

Table 1

Characteristics of the study sample ( participants). OD: right eyes, OS: left eyes; myopic, emmetropic, and hyperopic eyes classified according to spherical equivalent measurements.

	Mean	Standard deviation	Minimum	Maximum
Age (years)	40.4	11.2	17	64
Body mass index (kg/m^2)	22.9	4.0	15.2	49.3
Mean arterial pressure (mmHg)	98	11	70	148
HbA1c (%)	5.62	0.40	4.60	9.60
High density lipoproteins (mg/dL)	59	13	28	113
Low density lipoproteins (mg/dL)	126	32	54	258
Triglycerides (mg/dL)	126	78	30	741
Manifest refraction (diopters):
Sphere OD	−1.61	2.70	−9.75	6.50
Cylinder OD	−0.68	0.74	−6.00	0.00
Sphere OS	−1.59	2.82	−11.00	8.50
Cylinder OS	−0.73	0.81	−6.25	0.00
Tonometry (mmHg):
OD	16.01	3.23	9	26
OS	16.21	3.22	9	26
Central corneal thickness (m)
OD	560.1	31.9	468	672
OS	562.2	32.9	463	660
Anterior corneal curvature (mean radius in mm)
OD	7.43	0.26	6.68	8.31
OS	7.43	0.28	6.58	8.38
Manifest refraction: grouped	Frequency	Percentage
Right eyes:
Myopic eyes (<−0.5 D)		59%
Emmetropic eyes		32%
Hyperopic eyes (>0.5 D)		9%
Left eyes:
Myopic eyes (<−0.5 D)		60%
Emmetropic eyes		30%
Hyperopic eyes (>0.5 D)		10%