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Table 1 Refractive outcomes of IOL power calculation in eyes with historical data

From: Intraocular lens power calculation in eyes with previous corneal refractive surgery

 

Historical data

N

MedAE (D)

Mean Error (D)*

% < 0.5 D

K

Rx

Mean ± SD

Range

Awwad [32]

Yes

Yes

30

0.36

−0.38 ± 0.51

−1.27, 0.85

56.7

Barrett True-K [33]

No

Yes

58

0.33

−0.01 ± 0.55

−0.96, 1.53

67.2

Barrett True-K [34]

No

Yes

28

0.33

0.06 ± 0.98

−2.02, 2.61

67.9

Latkany [32]

Yes

Yes

30

0.48

−0.33 ± 0.54

−1.22, 0.73

56.7

Masket [32]

Yes

Yes

30

0.34

0.22 ± 0.44

−0.67, 1.11

73.3

Masket [33]

No

Yes

58

0.32

0.29 ± 0.79

−1.26, 1.59

60.3

Masket [34]

No

Yes

28

0.32

0.21 ± 1.07

−1.30, 3.61

64.3

Masket [30]

Yes

Yes

170

–

0.29 ± 0.79

−3.55, 4.59

55.3

Savini [32]

Yes

Yes

30

0.29

−0.01 ± 0.48

−1.03, 1.00

70.0

Seitz/Speicher [32]

Yes

Yes

30

0.42

0.14 ± 0.48

−0.94, 0.99

60.0

  1. MedAE = median absolute error in refraction prediction; SD = standard deviation; D = diopters
  2. *A negative number shows a myopic outcome