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Table 2 Baseline information of eyes by group with CCT matched

From: Comparisons of corneal biomechanical and tomographic parameters among thin normal cornea, forme fruste keratoconus, and mild keratoconus

Parameters

TNC (N = 50)

FFKC (N = 50)

MKC (N = 50)

Statistics

P

Gender (male/female)

26/24

24/26

27/23

0.374

0.830

Age (years)

24 (17–28)

22 (16–36)

24 (17–32)

2.212

0.331

CCT (μm)

495 (470–507)

495 ± 14

490 ± 14

3.604

0.165

TCT (μm)

492 (467–499)

491 (459–500)

481 (454–500)#

6.535

0.038

bIOP (mmHg)

14.1 ± 2.1

14.7 (11.3–20.4)

14.2 (10.8–20.7)

3.135

0.209

  1. TNC thin normal cornea; FFKC forme fruste keratoconus; MKC mild keratoconus; CCT central corneal thickness; TCT thinnest corneal thickness; bIOP biomechanically corrected intraocular pressure
  2. P value is for differences between the three groups, #represents statistically significant difference with TNC and MKC