Table 3.
Comparison of choroidal and macular thicknesses and macular and prepapillary nerve fiber layer thicknesses before and after coronary artery bypass grafting
|
|
mean ± SD
|
Median (range)
|
| Preoperative choroidal thickness | 283.49 ± 42.79 | 289 (183-366) |
| Postoperative choroidal thickness | 283.29 ± 43.21 | 291 (190-359) |
| P value1 | 0.853 | |
| Preoperative macular thickness | 267.92 ± 31.64 | 263 (221-426) |
| Postoperative macular thickness | 267.33 ± 31.19 | 261 (218-420) |
| P value1 | 0.507 | |
| Preoperative macular NFL thickness | 12.35 ± 2.30 | 12 (8-18) |
| Postoperative macular NFL thickness | 12.35 ± 2.64 | 13 (7-19) |
| P value1 | > 0.999 | |
| Preoperative prepapillary NFL thickness | 105.10 ± 12.36 | 103 (79-136) |
| Preoperative prepapillary NFL thickness | 104.98 ± 12.84 | 101 (76-137) |
| P value1 | 0.659 | |
| Preoperative venous caliber | 101.13 ± 9.20 | 100.6 (85-121) |
| Postoperative venous caliber | 100.96 ± 9.83 | 102.3 (85.0-123.2) |
| P value1 | 0.673 | |
| Preoperative arterial caliber | 79.42 ± 7.62 | 79 (66.3-98.0) |
| Postoperative arterial caliber | 79.39 ± 7.94 | 79 (65.4-100.2) |
| P value1 | 0.923 |
1
Paired t-test.
NFL: Nerve fiber layer.