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Table 1 Baseline characteristics of studied cohort

From: Long term results of accelerated 9 mW corneal crosslinking for early progressive keratoconus: the Siena Eye-Cross Study 2

Baseline total characteristics

156 eyes of 112 patients

88 eyes, 44 patients bilateral ACXL

68 eyes, 68 patients unilateral ACXL

Value

(mean)

SD or %

Mean age (years)

18.05

± 5.6

Male

70

85%

UDVA

Snellen (d.e.)

0.37

± 0.11

CDVA

Snellen (d.e.)

0.63

± 0.09

Kmax (D)

55.70

± 3.10

Minimum corneal

thickness (μm)

443.76

± 37.17

Coma (μm)

1.01

± 0.016

SAI

4.77

± 2.43

CYL (D)

2.94

± 1.74

Endothelial cell

(cell/mm2)

2437.75

± 287.6

  1. ACXL = accelerated crosslinking; SD = standard deviation; UDVA = uncorrected distance visual acuity; CDVA = corrected distance visual acuity; d.e. = decimal equivalents; SAI = surface asymmetry index; CYL = topographic cylinder