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Table 3 Univariate analysis of C3a, C4a and C5a plasma levels in nAMD patients with CNV, RAP and PCV

From: Higher plasma levels of complement C3a, C4a and C5a increase the risk of subretinal fibrosis in neovascular age-related macular degeneration

Variables (ng/ml)

Controls (mean ± SD)

CNV (mean ± SD)

RAP (mean ± SD)

PCV (mean ± SD)

P value controls vs CNV vs RAP vs PCVa

P value

Bonferroni post hoc test

n = 43

n = 61

n = 17

n = 14

C3a

11.95 ± 3.30

15.29 ± 4.29

14.15 ± 5.93

12.55 ± 2.86

<0.001

<0.001 b

0.609c

1.000d

C4a

68.91 ± 33.23

118.16 ± 93.41

84.73 ± 55.07

96.51 ± 63.71

0.004

0.003 b

1.000c

1.000d

C5a

8.34 ± 2.05

9.92 ± 2.81

8.10 ± 2.53

8.68 ± 1.95

0.016

0.044 b

1.000c

1.000d

  1. aOne-way ANOVA
  2. bControls vs CNV
  3. cControls vs RAP
  4. dControls vs PCV
  5. Bold P < 0.05
  6. SD standard deviation