Table 1 Demographic and clinical characteristics of the study groups (n = 32 participants/35 eyes)

Gender, n (%)

 Male

11 (50)

6 (60)

0.712^a

 Female

11 (50)

4 (40)

Age (years)

 Range

40.0–71.0

48.0–73.0

0.860^b

 Mean ± SD

60.50 ± 9.35

59.90 ± 7.65

Type of DM, n (%)

 Insulin dependent

5 (22.7)

N/A

 Non insulin dependent

17 (77.3)

N/A

Duration of DM (years)

 Range

4.0–20.0

 N/A

 Mean ± SD

12.50 ± 5.75

 N/A

BCVA (LogMAR)

 Range

0.10–1.30

0.20–1.30

0.895^b

 Mean ± SD

0.68 ± 0.32

0.70 ± 0.32

IOP, mm Hg

 Range

10.0–22.0

11.0–21.0

0.854^b

 Mean ± SD

16.56 ± 3.37

16.80 ± 3.71

FFA findings

 Leakage pattern, n (%)

  Diffuse

11 (44%)

N/A

  Focal

14 (56%)

N/A

 Macular ischaemia, n (%)

  Absent

21 (84%)

N/A

  Present

4 (16%)

N/A

OCT findings

 Central macular thickness, µm

  Range

309.0–663.0

 N/A

  Mean ± SD

434.0 ± 88.92

 N/A

 Macular cysts, n (%)

  Spongiform

5 (20)

N/A

  Small

5 (20)

N/A

  Moderate

7 (28)

N/A

  Schisis

8 (32)

N/A

 Subretinal fluid, n (%)

8 (32)

N/A

 DRIL, n (%)

9 (36)

N/A

 EZ/ELM, n (%)

  Intact

17 (68)

N/A

  Disrupted

8 (32)

N/A