Table 3.
Comparison between peripapillary RNFLT and glycemic control (HbA1c) in all 4 quadrants
| Parameters | Control + subgroup 1 (n=47 [32+15]) HbA1c <7% |
Subgroup 2 (n=16) A1c ≥7% |
p-value |
|---|---|---|---|
| OD RNFLT | |||
| Superior (µm) | 129.17±11.51 | 115.19±11.51 | 0.000** |
| Inferior (µm) | 131.66±12.79 | 123.00±17.67 | 0.039* |
| Temporal (µm) | 77.30±11.17 | 75.69±9.89 | 0.611 |
| Nasal (µm) | 89.74±14.47 | 84.75±11.29 | 0.216 |
| OS RNFLT | |||
| Superior (µm) | 129.13±13.04 | 117.13±11.40 | 0.002** |
| Inferior (µm) | 129.96±14.10 | 122.19±17.50 | 0.079 |
| Temporal (µm) | 73.83±10.07 | 69.19±10.39 | 0.177 |
| Nasal (µm) | 85.43±14.94 | 83.69±16.49 | 0.697 |
Notes: Data presented as mean ± standard deviation.
**
Statistically significant value at p<0.01.
*
Statistically significant value at p<0.05.
Abbreviations: HbA1c, glycosylated hemoglobin; OD, right eye; OS, left eye; RNFLT, retinal nerve fiber layer thickness.