Table 4.

Linear mixed models assessing the effects of putative factors predicting changes in best-corrected visual acuity over time.

	Estimate	P value
Age	0.020 (− 0.013 to 0.054)	0.230
Sex	0.204 (− 0.502 to 0.910)	0.566
Spherical equivalent	− 0.049 (− 0.259 to 0.160)	0.640
Intraocular pressure	− 0.024 (− 0.129 to 0.081)	0.654
Duration of diabetes	0.028 (− 0.031 to 0.080)	0.387
Central macular thickness	0.003 (− 0.006 to 0.012)	0.559
Parafoveal RNFL thickness	0.053 (0.021 to 0.084)	0.001
Parafoveal GCL thickness	0.046 (0.003 to 0.089)	0.035
Parafoveal IPL thickness	0.050 (− 0.012 to 0.112)	0.116
VD of SCP	0.009 (− 0.005 to 0.023)	0.214
VD of DCP	0.003 (− 0.013 to 0.019)	0.696

Values in boldface (P < 0.05) are statistically significant.

RNFL retinal nerve fiber layer, GCL ganglion cell layer, IPL inner plexiform layer, VD vessel density, SCP superficial capillary plexus, DCP deep capillary plexus.