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Table 1 Changes in VD and choroidal flow at baseline, 1 month, and 6 months follow up

From: Macular vessel density before and after panretinal photocoagulation in patients with proliferative diabetic retinopathy

 

Repeated measures

ANOVA

Baseline

1 month

6 months

p-value

Pairwise

Baseline

Vs 1 month

Comparison

Baseline

Vs 6 months

Mean ± SD

Mean ± SD

Mean ± SD

   

SCP whole image

44.41 ± 2.64

45.45 ± 2.62

46.37 ± 2.58

0.000

0.000

0.000

SCP fovea

28.76 ± 2.56

29.84 ± 2.47

30.89 ± 2.20

0.000

0.000

0.000

SCP parafovea

43.92 ± 3.87

44.48 ± 3.96

45.58 ± 4.01

0.000

0.000

0.000

DCP whole image

48.74 ± 2.31

49.64 ± 2.28

50.71 ± 2.17

0.000

0.000

0.000

DCP fovea

34.08 ± 5.59

34.93 ± 5.66

36.09 ± 5.62

0.000

0.000

0.000

DCP parafovea

51.98 ± 1.99

52.87 ± 2.04

54.07 ± 2.02

0.000

0.000

0.000

Choriocapillaris VD

Whole image

63.24 ± 1.71

63.08 ± 3.62

64.01 ± 1.70

0.166

0.789

0.0001

Choriocapillaris

VD fovea

63.04 ± 2.66

63.48 ± 2.65

63.98 ± 2.78

0.0001

0.0001

0.0001

Choriocapillaris

VD parafovea

63.18 ± 1.80

63.51 ± 1.86

63.89 ± 1.87

0.0001

0.0001

0.0001

Choroidal flow

1.74 ± 0.07

1.75 ± 0.09

1.87 ± 0.27

0.008

0.722

0.009

Retinal thickness fovea

275.90 ± 55.64

283.67 ± 55.80

277.83 ± 59.61

0.006

0.000

0.478

Retinal thickness

parafovea

343.33 ± 53.48

332.03 ± 43.54

338.30 ± 50.56

0.0.244

0.105

0.332