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Table 3 Vascular density in deep capillary plexus (DCP) of normal children in different age groups

From: Quantification of macular perfusion in healthy children using optical coherence tomography angiography

Groups
VD/Reference group (median, %)
Total (108 eyes) < 7 (26 eyes) 7–10 (26 eyes) 11–14 (35 eyes)  > 14 (21 eyes) P-value
Kruskal–Wallis test
WI
< 7
7–10
11–14
51.15 (16.36–63.32) 50.23 (16.36–63.32) 51.41 (43.53–61.12)
–*
52.93 (42.62–61.51)
–*
–*
49.14 (28.51–58.65)
–*
0.054*
0.018*
0.300
WI-sup-hemi
< 7
7–10
11–14
50.91 (22.81–62.88) 50.66 (23.50–62.88) 51.07 (42.97–61.87)
–*
52.29 (42.58–61.36)
–*
–*
50.44 (22.81–60.14)
–*
–*
0.028*
0.379
WI-inf-hemi
< 7
7–10
11–14
51.38 (8.93–63.32) 50.33 (8.93–63.32) 51.83 (42.22–60.40)
–*
52.70 (42.66–61.65)
–*
–*
50.04 (39.95–57.20)
–*
0.036*
0.018*
0.186
Fovea
< 7
7–10
11–14
36.99 (± 8.82) 35.86 (± 10.73) 38.12 (± 10.81)
–*
37.79 (± 6.51)
–*
–*
34.84
(± 6.39)
–*
–*
–*
**0.290
Para-fovea
< 7
7–10
11–14
55.81 (6.75–64.83) 55.97 (6.75–64.83) 54.62 (33.28–62.90)
–*
56.34 (48.67–63.47)
–*
–*
51.14 (28.06–59.01)
–*
–*
0.035*
0.404
Para-sup-hemi
< 7
7–10
11–14
54.72 (7.01) 54.29 (9.66) 54.98 (5.20)
–*
56.00 (4.21)
–*
–*
52.49 (9.10)
–*
–*
–*
**0.519
Para-inf-hemi
< 7
7–10
11–14
55.35 (0.89–58.97) 50.77 (0.89–50.39) 53.68 (10.95–58.66)
–*
53.15 (44.61–58.73)
–*
–*
50.41 (32.79–58.97)
–*
–*
0.027*
0.420
Perifovea
< 7
7–10
11–14
52.46 (16.88–65.79) 51.37 (16.88–65.79) 52.93 (44.34–61.67)
–*
53.01 (44.56–62.58)
–*
–*
50.62 (31.76–59.31)
–*
0.028*
0.007*
0.169
Peri-sup-hemi
< 7
7–10
11–14
51.64 (23.81–67.10) 51.42 (23.86–67.10) 52.29 (42.51–61.80)
–*
52.11 (44.10–61.95)
–*
–*
50.61 (23.81–60.82)
–*
–*
0.026*
0.336
Peri-inf-hemi
< 7
7–10
11–14
51.73 (7.20) 49.82 (11.10) 53.35 (4.29)
–*
53.50 (4.75)
–*
–*
49.45 (6.19)
–*
0.008*
0.004*
0.060
  1. In the bolded values, there are significant differences in four groups (Kruskal-Wallis test) and two by two analysis of the variables in the study groups (Mann Whitney U test and post hoc analysis (Dunnett's test))
  2. *Mann–Whitney test
  3. **Kruskal–Wallis Test