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Table 1 Patients characteristics at diagnosis

From: Clinical characteristics and outcomes in microscopic polyangiitis patients with renal involvement: a study of 124 Chinese patients

 

MPA (N=124)

Age (years)

63.9±10.6

Gender (male/female)

52/72

MPO-ANCA/PR3-ANCA

117/7

BVAS

15.9±5.7

General manifestation (Myalgia, Arthritis, Fever≥38°C, Weight loss≥2kg), n (%)

68 (54.8%)

Cutaneous involvement, n (%)

8 (6.5%)

Involvement of mucous membranes/eyes, n (%)

2 (1.6%)

Involvement of ear, nose, and throat (ENT), n (%)

1 (0.8%)

Pulmonary involvement, n (%)

76 (61.3%)

 Interstitial lung disease, n (%)

59 (47.6%)

 Alveolar hemorrhage, n (%)

20 (16.1%)

Cardiovascular involvement, n (%)

15 (12.1%)

Abdominal involvement, n (%)

3 (2.4%)

Nervous system involvement, n (%)

21 (16.9%)

Immunosuppressive treatment, n (%)

93 (75.0%)

Serum creatinine (μmol/L)

353.0 (133.8-582.5)

24h urinary protein (mg/24h)

1608.0 (834.8-2552.2)

Blood hemoglobin (g/L)

88.6±19.6

Serum albumin (g/L)

30.1±6.3

Erythrocyte sedimentation rate (mm/h)

80.1±34.1

Serum C-reactive protein (mg/L)

71.5 (21.7-98.9 )

Coronary heart disease

12 (9.7%)

Heart failure

7 (5.6%)

Cerebrovascular disease

0

Chronic obstructive pulmonary disease

6 (4.8%)

Peripheral vascular disease

0

Liver disease

2 (1.6%)

Peptic ulcer disease

9 (7.3%)

Diabetes

13 (10.5%)