Table 1.

Characteristics of the patients

	Active AAV (n= 19)
WG/MPA	14/5
Male/female	15/4
Age mean ± S.D., years	59 ± 13
BVAS (mean ± S.D.)	6–23 (11.7 ± 6.9)
Creatinine mean ± S.D., μmol/l	268 ± 212
CRP mean ± S.D., mg/dl	60 ± 59

AAV: active ANCA-associated vasculitis; WG: Wegener’s granulomatosis;

MPA: microscopic polyangiitis; BVAS: Birmingham Vasculitis Activity Score and CRP: C-reactive protein.