Skip to main content

Table 2 Lens thickness stratified by age and gender

From: Lens thickness and associated ocular biometric factors among cataract patients in Shanghai

Age (years) Men Women P value
N (%) Lens thickness (mm) N (%) Lens thickness (mm)
Mean ± SD 95% CI Mean ± SD 95% CI
< 30a 386 (3.7%) 3.70 ± 0.39 [3.66, 3.74] 243 (1.8%) 3.72 ± 0.45 [3.66, 3.78] 0.576
30–39a 614 (5.8%) 4.00 ± 0.42 [3.97, 4.03] 395 (2.9%) 4.01 ± 0.46 [3.97, 4.06] 0.584
40–49a 1241 (11.7%) 4.26 ± 0.38 [4.24, 4.29] 910 (6.8%) 4.30 ± 0.46 [4.27, 4.33] 0.152
50–59a 2095 (19.8%) 4.44 ± 0.40 [4.42, 4.46] 2510 (18.7%) 4.42 ± 0.41 [4.40, 4.43] 0.091
60–69a 3066 (29.0%) 4.60 ± 0.41 [4.58, 4.61] 5047 (37.5%) 4.55 ± 0.41 [4.54, 4.56] < 0.001
70–79a 2264 (21.4%) 4.67 ± 0.42 [4.65, 4.69] 3213 (23.9%) 4.64 ± 0.42 [4.63, 4.66] 0.012
≥ 80a 897 (8.5%) 4.79 ± 0.41 [4.76, 4.82] 1132 (8.4%) 4.76 ± 0.41 [4.74, 4.79] 0.105
Totalb 10,563 (100%) 4.52 ± 0.47 [4.51, 4.53] 13,450 (100%) 4.50 ± 0.46 [4.49, 4.51] < 0.001
  1. SD standard deviation; CI confidence interval
  2. a Mann-Whitney U test
  3. b Analysis of covariance after adjusting for age