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Table 4 Variance explained by the principal components extracted from the cytokine data.

From: Cytokine responses to Schistosoma haematobium in a Zimbabwean population: contrasting profiles for IFN-γ, IL-4, IL-5 and IL-10 with age

Component

Initial eigenvalues

  
 

Total

% variance

Cumulative %

1

1.96

49.07

49.07

2

1.018

25.56

74.53

3

0.782

19.55

94.08

4

0.237

5.92

100

  1. There were 4 principal components extracted from the data. The percentage of variance in the cytokine data explained by each of the components is given both individually and cumulatively showing that the first 2 components explained the greatest percentages.