Journal of Rheumatic Diseases

Table. 1.

Characteristics of patients with ANCA-negative GPA and MPA at diagnosis

Variables Values
Demographic data
Age (yr) 54.0 (21.5)
Male sex, number (%) 6 (24.0)
AAV Subtypes, number (%)
GPA 8 (32.0)
MPA 17 (68.0)
Clinical manifestations, number (%)
General manifestations 9 (36.0)
Cutaneous manifestations 14 (56.0)
Mucous and ocular manifestations 4 (16.0)
Otorhinolaryngologic manifestations 8 (32.0)
Pulmonary manifestations 7 (28.0)
Cardiovascular manifestations 7 (28.0)
Gastrointestinal manifestations 1 (4.0)
Renal manifestations 14 (56.0)
Nervous systemic manifestations 8 (32.0)
AAV-specific indices
BVAS 9.0 (12.5)
FFS 1.0 (1.5)
Acute phase reactants
ESR (mm/hr) 16.0 (33.5)
CRP (mg/L) 1.4 (25.1)
Laboratory results
White blood cell count (/mm3) 7,025.0 (4,445.0)
Neutrophil count (/mm3) 4,220.0 (4,740.0)
Haemoglobin (g/dL) 12.2 (2.6)
Platelet count (×1,000/mm3) 234.5 (89.3)
Serum creatinine (mg/dL) 0.7 (0.4)
Serum albumin (g/dL) 4.0 (1.0)

Values are expressed as a median (interquartile range). ANCA: antineutrophil cytoplasmic antibody, GPA: granulomatosis with polyangiitis, MPA: microscopic polyangiitis, AAV: ANCA-associated vasculitis, BVAS: Birmingham vasculitis activity score, FFS: five-factor score, ESR: erythrocyte sedimentation rate, CRP: C-reactive protein.

J Rheum Dis 2022;29:40~45 https://doi.org/10.4078/jrd.2022.29.1.40
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