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Table 5 The corneal astigmatism and SIA of the two surgical incisions groups

From: The comparison of corneal higher-order aberration and surgically induced astigmatism between the clear corneal incision and the limbus tunnel incision of posterior chamber implantable collamer lens implantation

Group

Time

n

Anterior corneal surface

Back corneal surface

Total cornal

Km

CA

[FSIA]

Km

CA

[BSIA]

Km

CA

[TSIA]

CCI

Preoperative

44.01 ± 0.12

1.38 ± 0.77

 

-6.39 ± 0.22

0.41 ± 0.18

 

43.21 ± 0.14

1.40 ± 0.61

 

1Week

70

43.96 ± 1.38

1.69 ± 0.81

0.28 ± 0.31

-6.42 ± 0.25

0.46 ± 0.25

0.12 ± 0.18

43.46 ± 1.12

1.40 ± 0.61

0.30 ± 0.20

1Month

44.19 ± 1.25

1.70 ± 1.56

0.29 ± 0.29

-6.21 ± 0.03

0.16 ± 0.02

0.11 ± 0.11

43.88 ± 1.13

1.46 ± 0.64

0.33 ± 0.30

3Month

44.11 ± 1.26

1.44 ± 0.92

0.28 ± 0.31

-6.39 ± 0.22

0.38 ± 0.15

0.10 ± 0.11

43.51 ± 1.12

1.36 ± 0.66

0.21 ± 0.12

6Month

44.46 ± 1.28

1.21 ± 0.54

0.25 ± 0.22

-6.38 ± 0.21

0.38 ± 0.16

0.11 ± 0.13

44.26 ± 1.18

1.40 ± 0.52

0.24 ± 0.14

LTI

Preoperative

43.84 ± 1.39

1.16 ± 0.86

 

-6.39 ± 0.21

0.40 ± 0.17

 

43.34 ± 1.32

1.04 ± 0.52

 

1Week

 

43.79 ± 1.17

1.67 ± 0.83

0.33 ± 0.24

-6.39 ± 0.21*

0.44 ± 0.22*

0.13 ± 0.19

43.51 ± 1.38

1.04 ± 0.52

0.30 ± 0.23

1Month

57

43.78 ± 1.15

1.87 ± 0.99

0.26 ± 0.26

-6.22 ± 0.03

0.17 ± 0.03

0.08 ± 0.10*

43.50 ± 1.21

1.15 ± 0.45

0.15 ± 0.16*

3Month

43.87 ± 0.93

1.50 ± 1.01

0.29 ± 0.28

-6.34 ± 0.17

0.41 ± 0.19

0.10 ± 0.11

43.46 ± 0.57

0.95 ± 0.57

0.23 ± 0.10

6Month

43.72 ± 0.79*

1.45 ± 1.05

0.22 ± 0.23

-6.34 ± 0.16

0.52 ± 0.17*

0.09 ± 0.09

43.32 ± 0.75*

0.83 ± 1.36

0.33 ± 0.32

  1. Km the corneal average K value, CA the corneal astigmatism, FSIA the front corneal surgery astigmatism, BSIA the back corneal surgery astigmatism, TSIA the total corneal surgery astigmatism
  2. *P-value < 0.05