Table 1 Distribution of axial length (AL), anterior chamber depth (ACD), lens thickness (LT) and vitreous chamber depth (VCD) as mean and 95% confidence intervals of mean (CI) by age and gender

40-44

917

23.24 (23.17-23.30)

2.74 (2.72-2.76)

4.11 (4.09-4.13)

15.86 (15.80-15.93)

45-49

1332

23.16 (23.11-23.21)

2.66 (2.65-2.68)

4.22 (4.20-4.23)

15.75 (15.70-15.80)

50-54

1218

23.16 (23.10-23.21)

2.60 (2.58-2.62)

4.31 (4.30-4.33)

15.72 (15.67-15.78)

55-59

880

23.07 (23.00-23.13)

2.52 (2.50-2.54)

4.39 (4.37-4.41)

15.63 (15.57-15.70)

60-64

522

23.04 (22.96-23.12)

2.48 (2.45-2.51)

4.47 (4.44-4.50)

15.56 (15.49-15.64)

Gender

Male

2044

23.41 (23.37-23.46)

2.66 (2.64-2.67)

4.30 (4.29-4.32)

15.93 (15.89-15.97)

Female

2825

22.95 (22.91-22.98)

2.58 (2.57-2.60)

4.26 (4.25-4.27)

15.58 (15.54-15.61)

Total

4869

23.14 (23.11-23.17)

2.62 (2.60-2.63)

4.28 (4.27-4.29)

15.72 (15.70-15.75)

Valid data

4833

4849

4840

4823