Table 3 Vessel density using optical coherence tomography angiography in each group.

From: Comparison of retinal layer thickness and microvasculature changes in patients with diabetic retinopathy treated with intravitreous bevacizumab vs panretinal photocoagulation

 

Bevacizumab group

PRP group

P value*

VD of SCP

Baseline

25.5 ± 5.8

22.9 ± 5.7

0.056

 1 month

25.5 ± 6.7

24.2 ± 7.3

0.442

 3 months

25.6 ± 6.8

26.5 ± 8.1

0.608

 6 months

25.7 ± 7.4

28.0 ± 8.5

0.892

P value†

0.350

 < 0.001

 

VD of DCP

Baseline

19.9 ± 4.8

18.6 ± 4.5

0.219

 1 month

20.1 ± 4.4

18.9 ± 7.2

0.363

 3 months

20.2 ± 4.9

21.1 ± 7.6

0.586

 6 months

21.1 ± 7.6

22.4 ± 5.0

0.650

P value

0.130

 < 0.001

 
  1. Values in boldface (P < 0.05) are statistically significant.
  2. All values are expressed as the mean ± SD (%).
  3. VD vessel density, SCP superficial capillary plexus, DCP deep capillary plexus.
  4. *Calculated for ANCOVA after adjusting for age.
  5. †Calculated for repeated-measures ANOVA.
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