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Table 1 Preoperative patient demographics and ICL characteristics

From: Three-year follow-up of posterior chamber phakic intraocular lens with a central port design after deep anterior lamellar keratoplasty

 

Mean ± SD

Range (min, max)

Age (years)

39.85 ± 10.40

(25, 62)

Refraction sphere (D)

− 5.78 ± 3.87

(− 15.00, − 0.50)

Refraction cylinder (D)

− 2.36 ± 1.40

(− 5.00, − 0.50)

Spherical equivalent (D)

− 6.96 ± 3.89

(− 16.13, − 2.25)

Minimum keratometry (D)

43.95 ± 2.00

(40.75, 48.00)

Maximum keratometry (D)

46.78 ± 2.19

(42.25, 51.00)

Keratometric cylinder (D)

2.83 ± 1.57

(1.00, 6.00)

Corneal thickness (μm)

507 ± 64

(407, 581)

ACD (mm)

3.49 ± 0.25

(3.00, 3.93)

WTW (mm)

12.26 ± 0.48

(11.45, 13.27)

ATA (mm)

11.94 ± 0.42

(11.00, 13.20)

ECD (cells/mm2)

2173 ± 533

(1527, 3347)

IOP (mmHg)

12.65 ± 1.66

(10, 16)

ICL sphere power (D)

− 7.93 ± 3.98

(− 16.50, − 3.50)

ICL toric power (D)*

4.36 ± 0.99

(3.50, 6.00)

  1. ICL = implantable collamer lens; D = diopters; ACD = anterior chamber depth; WTW = white-to-white; ATA = angle-to-angle; ECD = endothelial cell density; IOP = intraocular pressure; SD = standard deviation. *For 7 eyes that were implanted with a toric ICL