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Table 3 The distribution of ocular biometry for different ALs

From: Evaluation of biometry and corneal astigmatism in cataract surgery patients from Central China

  

Mean ± SD

    

Keratometry (D)

 

AL (mm)

Eyes, n (%)

ACD (mm)

WTW (mm)

K1

K2

K

Astigmatism (D)

Shorter than 22.0

218 (6.80%)

2.79 ± 0.48

11.38 ± 0.46

45.39 ± 1.40

46.51 ± 1.41

45.95 ± 1.36

1.12 ± 0.75

22.0–24.5

2042 (63.63%)

3.01 ± 0.44

11.62 ± 0.42

43.85 ± 1.41

44.88 ± 1.45

44.37 ± 1.39

1.03 ± 0.72

Longer than 24.5–26.0

390 (12.15%)

3.35 ± 0.37

11.66 ± 0.44

43.00 ± 1.70

44.14 ± 1.97

43.57 ± 1.79

1.15 ± 0.87

Longer than 26.0

559 (17.42%)

3.50 ± 0.40

11.72 ± 0.37

43.32 ± 1.71

44.58 ± 1.78

43.95 ± 1.69

1.26 ± 0.83

Total

3209 (100%)

3.15 ± 0.48

11.63 ± 0.43

43.75 ± 1.59

44.84 ± 1.65

44.29 ± 1.58

1.09 ± 0.77

P-value

 

< .001

< .001

< .001

< .001

< .001

< .001

  1. mm millimeter, D diopter, K1 flat keratometry, K2 steep keratometry, K mean keratometry, SD standard deviation, AL axial length, ACD anterior chamber depth, WTW white to white