Skip to main content

Table 2 Gene copy number of total C4, C4A and C4B in SLE and controls

From: Impact of C4, C4A and C4B gene copy number variation in the susceptibility, phenotype and progression of systemic lupus erythematosus

C4 isotype

Number of copies (mean ± SD)

Controls (n = 301)

SLE (n = 427)

p-value

Total C4

4.17 ± 0.83

3.87 ± 0.96

< 0.001

C4A

2.24 ± 0.73

2.06 ± 0.86

0.001

C4B

1.95 ± 0.71

1.87 ± 0.77

0.192