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Table 4 Serology-clinical associations of anti-CENP antibodies in SLE

From: Clinical and serological evaluation of a novel CENP-A peptide based ELISA

Patient ID

1

2

3

4

5

6

7

8

CENP pos

CENP-A pos

CENP-B pos

SLE cohort

(n = 105)

 

CENP-A/CENP-B [RU]

0.3/3.4

1.3/1.6

1.2/1.8

5.2/6.3

1.5/1.3

1.5/2.4

1.5/0.7

0.8/1.5

8/8 (100.0%)

8/105 (7.6%)

 

CENP-A

neg

neg

neg

pos

pos

pos

pos

neg

4/8 (50.0%)

4/105 (3.8%)

 

CENP-B

pos

pos

pos

pos

neg

pos

neg

pos

6/8 (75.0%)

6/105 (5.7%

 

SLEDAI-2K

6

2

2

28

11

2

16

na

6

8

 

Renal involvement

type V

no

yes*

type IV

type II

type V

no

type V

6/8 (75.0%)

3/4 (75.0%)

5/6 (83.3%)

70/105 (66.6%)

ns

Skin involvement

yes

no

no

no

no

no

yes

yes

3/8 (37.5%)

1/4 (25.0%)

2/6 (33.3%)

69/105 (65.7%)

ns

CNS involvement

no

no

no

no

no

no

no

yes

1/8 (12.5%)

0/4 (0.0%)

1/6 (16.7%)

13/105 (12.4%)

ns

Specific joint involvement (Jaccoud arthritis or deformity)

no

yes

yes

no

no

no

no

yes

3/8 (37.5%)

0/4 (0.0%)

3/6 (50.0%)

3/105 (2.9%)

p = 0.0006

ns

p = 0.0002

Lung/heart involvement

no

no

yes

yes

no

no

yes

no

3/8 (37.5%)

2/4 (50.0%)

2/6 (33.3%)

37/105 (35.2%)

ns

Liver involvement

yes

no

no

no

no

no

no

yes

2/8 (25.0%)

0/4 (0.0%)

2/6 (33.3%)

4/105 (3.8%)

p = 0.0568

ns

p = 0.0313

Anti-phospholipid syndrome

yes

yes

yes

yes

yes

yes

no

no

6/8 (75.0%)

3/4 (75.0%)

5/6 (83.3%)

31/105 (29.5%)

p = 0.0157

p = 0.1523

p = 0.0165

Raynaud's Syndrome

yes

no

no

no

no

yes

yes

yes

4/8 (50.0%)

2/4 (50.0%)

3/6 (50.0%)

54/105 (51.4%)

ns

  1. * Specific disease type not known
  2. CENP: centromere protein; CNS: central nervous system; na: not available; ns: not statistically significant; SLEDAI: Systemic Lupus Erythematosus Disease Activity Index
  3. Note: Age and gender not included to protect anonymity of patients
  4. Disease duration: mean, SLEDAI 2K: median