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Table 1 General clinical and renal histopathological profiles of patients with lupus nephritis at renal biopsy

From: Serum levels and renal deposition of C1q complement component and its antibodies reflect disease activity of lupus nephritis

Number of patients

218

C3 (mean ± SD) (g/l)

0.45 ± 0.23

Gender (male/female)

33/185

Anti-nuclear antibody (ANA) (+) No.(%)

215 (98.6)

Age (mean ± SD) (years)

32.5 ± 11.3

Anti-double stranded DNA antibody (ds-DNA) (+) No.(%)

153 (70.6)

Follow-up time (median, range) (months)

41 (1,360)

Anti-SSA antibody (+) No.(%)

102 (46.8)

Fever (non-infectious) No.(%)

69 31.7)

Anti-SSB antibody (+) No.(%)

25 (11.5)

Malar rash No.(%)

118 (54.1)

Anti-Smith antibody(Sm) (+) No.(%)

53 (24.3)

Photosensitivity No.(%)

47 (21.6)

Anti-ribonucleoprotein (RNP) antibody (+) No.(%)

66 (30.3)

Oral ulcer No.(%)

64 (29.4)

Anti- cardiolipin antibody (+) No.(%)

16 (7.3)

Alopecia No.(%)

68 (31.2)

SLEDAI (mean ± s.d.)

17.6 ± 5.8

Arthralgia No.(%)

115 (52.8)

Activity indices (AI) score (median, range)

8 (0,19)

Serositis No.(%)

34 (15.6)

Endocapillary hypercellualrity (median, range)

3 (0,-3)

Neurologic disorder No.(%)

14 (6.4)

Cellular crescents (median, range)

0 (0,6)

Anemia No.(%)

147 (67.4)

Karyorrhexis/fibrinoid necrosis (median, range)

0 (0,6)

Leukocytopenia No.(%)

102 (46.8)

Subendothelial hyaline deposits (median, range)

1 (0,3)

Thrombocytopenia No.(%)

64 (29.4)

Interstitial inflammatory cell infiltration (median, range)

1 (0,3)

Hematuria No.(%)

168 (77.1)

Glomerular leukocyte infiltration (median, range)

1 (0,12)

Leukocyturia (non-infection) No.(%)

118 (54.1)

Chronicity indices (CI) score (median, range)

2 (0,10)

Acute renal failure No.(%)

39 (17.9)

Glomerular sclerosis (median, range)

0 (0,3)

Hemoglobin (mean ± SD) (g/l)

100.92 ± 26.36

Fibrous crescents (median, range)

0 (0,3)

Urine protein (median, range) (g/24 hours)

4.36 (0–17)

Tubular atrophy (median, range)

1 (0,3)

Serum creatinine (median, range) (μmol/l)

82.0 (37,1000)

Interstitial fibrosis (median, range)

1 (0,3)

  1. SSA/SSB, Sjögren’s syndrome A/Bantigen; SSB, Sjögren’s syndrome B antigen; SLEDAI, SLE Disease Activity Index.