Table 2 Retinal thickness.

OCT zone	DM subnormal RFT (n = 12)	DM normal RFT (n = 30)	Control (n = 42)
Fovea	212.25 (17.96)	212.87 (16.69)	212.40 (19.35)
Pericentral	272.90* (13.59)	282.42 (12.68)	283.88* (13.34)
Peripheral	234.54 (14.11)	239.15 (16.59)	241.53 (11.54)

*Statistically significant difference (one‐way ANOVA) (p<0.05).

Retinal thickness (µm), mean (SD). Fovea, fovea zone with a diameter of 1 mm; Pericentral, pericentral zone with a diameter of 1–3 mm; Peripheral, peripheral zone with a diameter of 3–6 mm.