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Table 1 Characteristics of patients and controls.

From: Decreased CXCR1 and CXCR2 expression on neutrophils in anti-neutrophil cytoplasmic autoantibody-associated vasculitides potentially increases neutrophil adhesion and impairs migration

Characteristics

Number (%) or mean (range)

 

HC

(n= 30)

AAV

  

Remission

( n = 37)

Active a

( n = 5)

Active b

( n = 18)

Male

17 (57)

25 (68)

3 (60)

14 (78)

Age (years)

45 (28-64)

57 (26-84)

58 (47-68)

58 (32-81)

Diagnosis

    

GPA

 

26

4

13

MPA

 

9

1

5

NCGN

 

2

0

0

ANCA-specificity

    

PR3

 

24 (65)

4 (80)

13 (72)

MPO

 

13 (35)

1 (20)

5 (28)

Organ involvement

    

ENT

 

0

4 (80)

5 (28)

Eye

 

0

1 (20)

4 (22)

Lung

 

0

4 (80)

8 (44)

Kidney

 

0

2 (40)

13 (72)

Skin

 

0

1 (20)

0

Nervous system

 

0

1 (20)

2 (11)

BVAS, median (range)

 

0

14.8 (6-26)

17.5 (6-33)

Treatment

    

MMF

 

0

1 (20)

3 (17)

CYC

 

0

4 (80)

11 (61)

Prednisolon

 

0

4 (80)

16 (89)

  1. AAV, ANCA-associated vasculitides; ANCA, anti-neutrophil cytoplasmic autoantibody; BVAS, Birmingham Vasculitis Activity Score; CYC, cyclophosphamide; ENT, ear, nose and throat; GPA, granulomatosis with polyangiitis; HC, healthy control; MMF, mycophenolate mophetil; MPA, microscopic polyangiitis; MPO, myeloperoxidase; NCGN, necrotizing crescentic glomerulonephritis; PR3, proteinase 3; aActive patients included in CXCR1 and CXCR2 measurement by flow cytometry. bActive patients included in cytokine profiling by ELISA.