Table 2 Optical coherence tomography angiography parameters at each time point. DR, diabetic retinopathy; FAZ, foveal avascular zone; SCP, superficial capillary plexus; DCP, deep capillary plexus; VD, vessel density; RPC, radial peripapillary capillary plexus.

From: Alterations in optical coherence tomography angiography parameters after cataract surgery in patients with diabetes

 

Baseline

1 month

6 months

Total

(n = 83)

No DR

(n = 60)

DR

(n = 23)

P

Total

(n = 83)

No DR

(n = 60)

DR

(n = 23)

P

Total

(n = 83)

No DR

(n = 60)

DR

(n = 23)

P

FAZ (mm2)

 SCP

0.39 ± 0.13

0.41 ± 0.13

0.33 ± 0.12

0.019

0.37 ± 0.11

0.39 ± 0.11

0.32 ± 0.11

0.012

0.36 ± 0.11

0.38 ± 0.11

0.30 ± 0.12

0.005

 DCP

0.52 ± 0.16

0.55 ± 0.16

0.45 ± 0.14

0.009

0.49 ± 0.13

0.51 ± 0.13

0.44 ± 0.13

0.048

0.51 ± 0.16

0.53 ± 0.15

0.46 ± 0.18

0.104

VD (%)

SCP

 Parafovea

30.0 ± 3.4

30.1 ± 3.0

29.6 ± 4.3

0.546

30.9 ± 3.7

31.1 ± 3.7

30.6 ± 3.6

0.563

30.9 ± 3.5

31.0 ± 3.5

30.6 ± 3.5

0.608

 Perifovea

31.4 ± 3.0

31.3 ± 2.6

31.5 ± 4.0

0.866

32.3 ± 3.2

32.3 ± 3.2

32.1 ± 3.4

0.828

32.1 ± 3.2

32.2 ± 3.3

31.8 ± 3.1

0.572

DCP

 Parafovea

33.9 ± 1.9

33.7 ± 2.0

34.2 ± 1.7

0.279

34.2 ± 1.8

34.3 ± 1.7

34.0 ± 2.2

0.545

34.1 ± 2.1

34.2 ± 2.1

33.8 ± 2.0

0.365

 Perifovea

33.4 ± 2.2

33.2 ± 2.4

33.9 ± 1.6

0.183

34.0 ± 1.9

34.0 ± 1.9

34.0 ± 2.1

0.975

33.8 ± 1.8

33.8 ± 1.9

33.6 ± 1.4

0.683

RPC

34.0 ± 2.8

34.4 ± 2.3

33.0 ± 3.5

0.039

34.9 ± 2.2

34.9 ± 2.1

34.7 ± 2.4

0.641

35.2 ± 2.3

35.6 ± 2.3

34.0 ± 2.3

0.030

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