Table 3

Comparison of laboratory data between lupus nephritis patients with and without renal TMA

LN with renal TMA

LN without renal TMA

P-value

Number of patients

36

112

Hemoglobin (mean ± SD) (g/l)

92.33 ± 22.03

101.29 ± 25.29

0.059

Urine protein (mean ± SD) (g/24hours)

7.09 ± 4.64

4.75 ± 3.13

0.007

Serum creatinine (median; inter-quartile range) (μmol/l)

159.00

86.00, 215.00

81.50

68.00, 111.50

<0.001

Number of positive ANA (%)

36 (100)

111 (99.1)

1.0

Number of positive anti-dsDNA (%)

28 (77.8)

85 (75.9)

0.817

Number of positive anti-cardiolipin (%)

1 (2.8)

7 (6.2)

0.680

Number of positive anti-β2 GP-I (%)

1 (2.8)

8 (7.1)

0.688

C3 (mean ± SD) (mg/ml)

0.51 ± 0.29

0.59 ± 0.34

0.210

Song et al. Arthritis Research & Therapy 2013 15:R12   doi:10.1186/ar4142