Clinical Study
The Correlation of Age and Postoperative Visual Acuity for Age-Related Cataract
Table 3
First-day postoperative visual acuity (POVA).
| Regions | Gender | Age range (years) | Equal to or better than 6/18 (%) | Worse than 6/18 (%) |
| Zhoukou, Henan province | Male | 50–59 | 33 (91.67%) | 3 (8.33%) | 60–69 | 106 (90.60%) | 11 (9.40%) |
70- | 146 (84.39%) | 27 (15.61%) | Female | 50–59 | 48 (90.57%) | 5 (9.43%) | 60–69 | 147 (85.47%) | 25 (14.53%) |
70- | 265 (77.94%) | 75 (22.06%) | Sum | 745 (83.61%) | 146 (16.39%) |
| Yuncheng, Shanxi province | Male | 50–59 | 50 (96.15%) | 2 (3.85%) | 60–69 | 133 (92.36%) | 11 (7.64%) |
70- | 214 (86.99%) | 32 (13.01%) | Female | 50–59 | 42 (93.33%) | 3 (6.67%) | 60–69 | 216 (87.10%) | 32 (12.90%) |
70- | 387 (82.87%) | 80 (17.13%) | Sum | 1042 (86.69%) | 160 (13.31%) |
| Sanmenxia, Henan province | Male | 50–59 | 45 (100.00%) | 0 (0.00%) | 60–69 | 139 (91.45%) | 13 (8.55%) |
70- | 279 (90.29%) | 30 (9.71%) | Female | 50–59 | 82 (96.47%) | 3 (3.53%) | 60–69 | 258 (92.14%) | 22 (7.86%) |
70- | 418 (85.66%) | 70 (14.34%) | Sum | 1221 (89.85%) | 138 (10.15%) |
| Total of three regions | Male | 50–59 | 128 (96.24%) | 5 (3.76%) | 60–69 | 378 (91.53%) | 35 (8.47%) |
70- | 639 (87.77%) | 89 (12.23%) | Female | 50–59 | 172 (93.99%) | 11 (6.01%) | 60–69 | 621 (88.71%) | 79 (11.29%) |
70- | 1070 (82.63%) | 225 (17.37%) | Sum | 3008 (87.14%) | 444 (12.86%) |
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between three age ranges with chi-square test.
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