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Table 2 Features statistics of corneal refractive surgery prediction models

From: Choice of refractive surgery types for myopia assisted by machine learning based on doctors’ surgical selection data

Feature Name (unit)

LASIK

PRK

SMILE

P Value

fBestEye/(logMAR) (Vision with glasses)

0.03(±1.03)

0.03(±1.03)

0.00(±1.00)

<0.01

fNudeEye/(logMAR) (Vision without glasses)

0.85(±0.55)

0.85(±0.55)

0.77(±0.47)

<0.01

Central Corneal Thickness/(\(\mu\)m)

539.31(±151.06)

537.84(±107.16)

539.04(±108.96)

<0.01

Intraocular Pressure/(mmHg)

15.79(±15.21)

15.75(±9.25)

15.65(±11.45)

<0.01

DS Spherical Power/(D)

-5.28(±14.28)

-4.93(±12.43)

-5.26(±7.99)

<0.01

DC Cylinder Power/(D)

-1.29(±7.29)

-1.22(±7.22)

-1.24(±7.24)

<0.01

fDS3(Cylinder Axis)/(D)

117.76(±62.24)

114.71(±65.29)

115.23(±64.77)

<0.01

Re-examination Optometry/(D)

-5.49(±15.49)

-5.03(±15.03)

-5.51(±14.51)

<0.01

fDC2 (Recheck Cylinder)/(D)

-1.22(±7.22)

-1.23(±7.23)

-1.23(±7.23)

<0.01

fDC3 (Recheck Axis)/(D)

116.98(±62.02)

115.35(±64.65)

115.88(±64.12)

<0.01

Pupil/(mm)

2.70(±1.80)

2.69(±1.31)

2.71(±1.30)

<0.01

Dilated Pupil/(mm)

5.26(±1.26)

5.34(±1.34)

5.29(±1.15)

<0.01

Sphere-column Conversion/(D)

-6.18(±19.43)

-5.29(±18.29)

-5.99(±18.99)

<0.01

Corneal Curvature K1/(D)

44.28(±10.14)

44.26(±12.11)

44.31(±10.12)

<0.01

Axis K1/(D)

90.83(±80.83)

90.57(±80.57)

90.62(±80.04)

<0.01

Corneal Curvature K2/(D)

43.05(±11.01)

43.09(±11.05)

43.07(±11.08)

<0.01

Axis K2/(D)

98.35(±81.65)

99.92(±80.08)

98.35(±81.65)

<0.01

fSRI (Surface Regularity Index)/(D)

0.20(±0.83)

0.20(±0.95)

0.20(±0.85)

<0.01

fSAI (Corneal Asymmetry Index)/(D)

0.32(±0.91)

0.32(±1.19)

0.34(±0.93)

<0.01

fCSI (Corneal Spherical Aberration)/(\(\mu\)m)

1.34(±4.04)

1.26(±3.86)

1.33(±4.07)

<0.01