Table 4

Visual acuity (VA) up to 1 year after surgery in diabetic patients with no or mild to moderate diabetic retinopathy (DR) and advanced DR, with and without clinically significant macular oedema (CSMO) found 1 week after surgery. All values of VA are given as median (range)

GroupVisual acuity
PreoperativePostoperative
1 week3 months1 year
No DR or mild-moderate DRCSMO—No0.31.01.01.0
n=22(0.01–0.65)(0.3–1.0)(0.65–1.0)(0.1–1.0)
CSMO—Yes0.30.650.8 0.65
n=5(0.13–0.5)(0.3–1.0)(0.3–1.0)(0.1–1.0)
Advanced DRCSMO—No0.160.650.50.5
n=13(0.01–0.6)(0.1–1.0)(0.1–1.0)(0.1–1.0)
CSMO—Yes0.150.450.40.35
n=12(0.01–0.5)(0.1–0.8)(0.1–0.8)(0.1–1.0)
  • Significantly different from eyes without CSMO within the same group (Mann–Whitney test, p<0.05).