Table 1.
Preoperative Demographic Data on the Cataract Surgery Patients Allocated to Each Semester Group
| First Semester (n=102) | Second Semester (n=301) | Third Semester (n=327) | p-value | |
|---|---|---|---|---|
| Sex (female/male; %) | 42.16/57.84 | 47.18/52.82 | 49.85/50.15 | 0.388* |
| Age (in years) | 70.29±7.67 | 69.78±8.97 | 68.39±9.57 | 0.176† |
| CDVA (ETDRS score) | 57.49±1.58 | 59.97±0.98 | 58.22±82.37 | 0.251† |
| ECD (cells/mm2) | 2388.18±26.65 | 2348.25±20.66 | 2344.12±18.04 | 0.266† |
| IOP (mmHg) | 13.72±0.33 | 13.68±0.21 | 14.20±0.19 | 0.082† |
| CCT (μm) | 537.30±4.52 | 534.74±2.67 | 538.42±2.63 | 0.474† |
Notes: *Chi-Squared test and †Kruskal–Wallis test.
Abbreviations: CDVA, best-corrected distance visual acuity; ETDRS, Early Treatment Diabetic Retinopathy Study; ECD, endothelial cell density; IOP, intraocular pressure; CCT, central corneal thickness.