Table 1 Overall and intersex distribution of ocular biometric parameters in patients with nuclear cataract
From: SS-OCT-based ocular biometric characteristics of patients with nuclear cataract
Ocular parameters | Male | Female | P value | Total |
|---|---|---|---|---|
Age (yr) | 68.83 ± 11.00 | 70.93 ± 9.00 | 0.005b | 70.03 ± 9.96 |
Axial length (mm) | 24.20 ± 1.64 | 23.71 ± 1.97 | 0.000b | 23.92 ± 1.85 |
Anterior chamber depth (mm) | 3.20 ± 0.45 | 2.97 ± 0.46 | 0.000a | 3.07 ± 0.47 |
Lens thickness (mm) | 4.46 ± 0.53 | 4.51 ± 0.48 | 0.080a | 4.49 ± 0.50 |
White-to-white (mm) | 11.81 ± 0.43 | 11.55 ± 0.42 | 0.000b | 11.66 ± 0.44 |
Central corneal thickness (μm) | 538.09 ± 33.40 | 531.35 ± 32.17 | 0.000a | 534.25 ± 32.86 |
Pupil diameter (mm) | 3.53 ± 1.15 | 3.69 ± 1.26 | 0.009b | 3.60 ± 1.21 |
Angle alpha (mm) | 0.46 ± 0.22 | 0.49 ± 0.28 | 0.201b | 0.48 ± 0.25 |
Angle kappa (mm) | 0.30 ± 0.22 | 0.29 ± 0.21 | 0.853b | 0.30 ± 0.21 |
Mean anterior keratometry (D) | 44.00 ± 1.64 | 44.88 ± 1.50 | 0.000a | 44.50 ± 1.62 |
Anterior flat keratometry (D) | 43.47 ± 1.64 | 44.37 ± 1.51 | 0.000a | 43.99 ± 1.63 |
Anterior steep keratometry (D) | 44.56 ± 1.73 | 45.41 ± 1.61 | 0.000a | 45.04 ± 1.72 |
Anterior corneal astigmatism (D) | 1.08 ± 0.78 | 1.05 ± 0.82 | 0.294b | 1.07 ± 0.80 |
Mean posterior keratometry (D) | 5.89 ± 0.23 | 6.02 ± 0.22 | 0.000a | 5.96 ± 0.24 |
Posterior flat keratometry (D) | 5.78 ± 0.23 | 5.90 ± 0.22 | 0.000a | 5.85 ± 0.23 |
Posterior steep keratometry (D) | 6.00 ± 0.25 | 6.15 ± 0.26 | 0.000b | 6.09 ± 0.26 |
Posterior corneal astigmatism (D) | 0.23 ± 0.13 | 0.25 ± 0.15 | 0.135b | 0.24 ± 0.14 |
Mean total keratometry (D) | 44.02 ± 1.69 | 44.87 ± 1.65 | 0.000b | 44.51 ± 1.72 |
Total flat keratometry (D) | 43.44 ± 1.70 | 44.30 ± 1.65 | 0.000b | 43.93 ± 1.73 |
Total steep keratometry (D) | 44.63 ± 1.77 | 45.46 ± 1.76 | 0.000b | 45.10 ± 1.91 |
Total corneal astigmatism (D) | 1.19 ± 0.83 | 1.16 ± 0.85 | 0.338b | 1.17 ± 0.84 |