Table 4.
Correlation analyses between the mean retinal nerve fiber layer thickness/vessel density ratio and various factors.
| Control group | DM group | |||
|---|---|---|---|---|
| Coefficient | P value | Coefficient | P value | |
| Age | − 0.026 | 0.713 | − 0.139 | 0.041 |
| Sex | − 0.023 | 0.752 | − 0.045 | 0.512 |
| Laterality | 0.052 | 0.474 | 0.057 | 0.404 |
| Duration of diabetes | n/a | n/a | − 0.180 | 0.008 |
| HbA1c | n/a | n/a | − 0.018 | 0.816 |
| BCVA | 0.138 | 0.054 | 0.094 | 0.167 |
| Spherical equivalent | 0.116 | 0.108 | 0.031 | 0.650 |
| Intraocular pressure | − 0.103 | 0.152 | 0.023 | 0.733 |
| Axial length | − 0.066 | 0.362 | 0.163 | 0.017 |
Significant values are in bold.
BCVA best-corrected visual acuity.