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Table 5 Preoperative and postoperative magnitude of corneal astigmatism from keratometry reported in intrastromal arcuate (iAK) studies

From: Managing low corneal astigmatism in patients with presbyopia correcting intraocular lenses: a narrative review

Author

Year

Study Type

Eyes

Age_M

Technology

Follow (months)

Size

Location

Additional

Device

Pre

Post

Diff

Rückl[99]

2013

CS

16

65

IntraLase

6

NA

NA

Paired

Keratron Scout

1,5

0,63

-0,87

Wang[76]

2022

RCT

125

68

Catalys

1

2,4

Temporal

Julian Stevens v3

IOL Master

0,97

0,39

-0,58

Lopes[85]

2021

RCT

20

70,22

Catalys

3

NA

NA

Julian Stevens v3

IOLMaster

1,22

0,66

-0,56

Byun[71]

2018

CS

89

63,8

Catalys

6

2,2

NA

Julian Stevens

Canon R50

1,16

0,63

-0,53

Stanojcic[84]

2021

RCT

53

70,1

LensX

12

2,4

NA

iFAKs

Pentacam

1,38

0,88

-0,5

Roberts[106]

2018

RCT

44

69,7

LensX

6

2,4

Middle Arcuate

Day

IOL Master

1,38

0,89

-0,49

Day[109]

2016

CS

186

62,1

Catalys

1

2,75

Temporal

Day

KR8100PA

1,21

0,74

-0,47

Day[110]

2016

CS

319

61,3

Catalys

1

2,75

Temporal

Day

KR8100PA

1,24

0,79

-0,45

Moon[111]

2021

CS

79

66,95

Catalys

1

2,2

NA

NA

Autokeratometer

1,23

0,8

-0,43

Ganesh[81]

2020

RCT

25

62

Catalys

6

2,8

Temporal

NA

Pentacam

1,23

0,9

-0,33

  1. CS: Case Series; RCT: Randomized clinical trial; NA: Not available; Diff: Difference between postoperative (Post) and preoperative (Pre) magnitude of corneal astigmatism