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Table 2 Refractive outcomes of IOL power calculation in eyes with no historical data

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

  N MedAE (D) Mean Error (D)* % < 0.5 D
Mean ± SD Range
Barrett True-K No-Hx [33] 30 0.41 −0.20 ± 0.64 −1.55, 1.28 63.3
Barrett True-K No-Hx [34] 104 0.42 −0.07 ± 0.89 −1.86, 2.65 58.7
Haigis-L [30] 170 −0.26 ± 1.13 −3.40, 6.34 40.2
Haigis-L [33] 58 0.58 −0.34 ± 0.74 −1.65, 2.86 48.3
Haigis-L [33] 30 0.62 −0.50 ± 0.65 −1.94, 1.03 46.7
Haigis-L [34] 104 0.39 −0.07 ± 0.88 −2.15, 2.04 55.8
Haigis-L [70] 39 0.26 69.0
OCT [34] 104 0.35 −0.20 ± 0.73 −2.10, 1.33 68.3
OCT [70] 39 0.28 72.0
Intraoperative aberrometry [70] 39 0.29 74.0
Ray-tracing [64] 21 0.25 0.13 ± 0.49 −0.85, 1.28 71.4
Shammas No-Hx [30] 170 −0.10 ± 1.02 −5.42, 6.16 53.8
Shammas No-Hx [30] 30 0.53 −0.34 ± 0.72 −1.75, 1.46 50.0
Shammas No-Hx [34] 104 0.48 −0.34 ± 0.94 −2.09, 2.99 52.9
  1. MedAE = median absolute error in refraction prediction; SD = standard deviation; D = diopters
  2. *A negative number shows a myopic outcome