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Table 2 Preoperative characteristics of 80 eyes between ICL/LRI and TICL groups in different eyes

From: Implanting toric implantable collamer lens displays better astigmatism correction than implantable collamer lens combined with manually limbal relaxing incision

Variable

Left

Right

Total

(n = 40)

Surgery

Total

(n = 40)

Surgery

ICL/LRI

(n = 18)

TICL

(n = 22)

p-value

ICL/LRI

(n = 22)

TICL

(n = 18)

p-value

Age

28.58 ± 6.13

29.44 ± 7.25

27.86 ± 5.11

0.424

28.15 ± 6.12

28.59 ± 6.74

27.61 ± 5.41

0.621

Sex

   

0.919

   

1.000a

 Female

27 (67.50)

12 (66.67)

15 (68.18)

 

29 (72.50)

16 (72.73)

13 (72.22)

 

 Male

13 (32.50)

6 (33.33)

7 (31.82)

 

11 (27.50)

6 (27.27)

5 (27.78)

 

Before surgery

        

 Manifest sphere

-8.69 ± 2.83

-9.15 ± 3.70

-8.32 ± 1.85

0.392

-8.74 ± 3.14

-9.34 ± 3.75

-8.01 ± 2.04

0.164

 Manifest cylinder

-1.50 (-1.75, -1.25)

-1.25 (-1.50, -1.25)

-1.75 (-1.75, -1.50)

0.076

-1.50 (-1.75, -1.25)

-1.25 (-1.75, -1.25)

-1.75 (-2.00, -1.50)

0.578

 Corrected visual acuity

0.00 (0.00, 0.00)

0.00 (0.00, 0.00)

0.00 (0.00, 0.11)

0.740

0.00 (0.00, 0.00)

0.00 (0.00, 0.00)

0.00 (0.00, 0.00)

0.758

  1. Continuous data with normal distribution are presented as mean ± SD and analyzed by Student’s t test; Continuous data without normal distribution are presented as median (IQR) and analyzed by the Wilcoxon rank sum test; Categorical data are presented as n (%) and analyzed by the chi-squared test or Fisher exact testa