Table 1 The clinical parameters and biometric values of the eyes

Age (years)

7.24 ± 2.08

3 to 15

Gender (male/female)

105/114

Axial length (mm)

23.24 ± 1.14

20.49 to 26.89

Refraction sphere (D)

0.39 ± 1.98

−7.50 to 8.50

Refraction cylinder (D)

−0.69 ± 0.66

−3.50 to 0

Spherical equivalent, SE (D)

0.05 ± 1.98

−8.38 to 7.38

CR-mean(mm)

7.79 ± 0.27

7.06 to 8.81

CCT (mm)

0.52 ± 0.31

0.460 to 0.590

angle α (mm)

0.45 ± 0.25

0 to 2.25

angle κ (mm)

0.27 ± 0.22

0 to 2.00

ACD (mm)

3.61 ± 0.29

2.83 to 4.31

AQD (mm)

3.06 ± 0.28

2.35 to 3.78

WTW (mm)

11.68 ± 0.41

11 to 13