Table 2.

Comparison of pRNFL average thickness between groups ($\overline{x}\pm \mathrm{S}$)

Parameters	Control (eyes = 70)	NDR (eyes = 96)	p value
TS	141.47 ± 10.00	140.28 ± 7.84	0.535
T	83.51 ± 7.04	82.59 ± 7.61	0.401
TI	155.30 ± 11.37	141.05 ± 11.56	0.000
NS	120.47 ± 11.86	112.59 ± 13.65	0.019
N	74.41 ± 7.21	68.99 ± 12.75	0.061
NI	115.96 ± 15.29	105.22 ± 13.85	0.008

Bold p value indicates a statistically significant difference. The statistical results in the table corrected for the variable of age

pRNFL peripapillary retinal nerve fiber layer, NDR patients with diabetes without clinically detectable retinopathy, TS Superotemporal, T Temporal, TI Inferotemporal, NS Superonasal, N Nasal, NI Inferonasal