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Table 1 Baseline characteristic of 16 patients with eosinophilic granulomatosis with polyangiitis

From: Effectiveness and safety of mepolizumab in combination with corticosteroids in patients with eosinophilic granulomatosis with polyangiitis

 

Pre-MPZ (n = 16)

Post–MPZ (n = 16)

P value*

Clinical manifestations at diagnosis, n (%)

Asthma 16 (100), general 10 (62.5), cutaneous 8 (50.0), ENT 5 (31.3), chest 8 (50.0), cardiomyopathy 3 (18.8), abdominal 1 (6.3), neuropathy 8 (50.0), ANCA positive status 5 (31.3), biopsy findings 12 (75)

 

Male/female/age at MPZ introduction

7/9/61.5 [53.3–70.5]

 

Disease duration (months) at MPZ introduction

54 [22–144]

 

Treatment history, n (%)

CS pulse 2 (12.5), high-dose CS 14 (87.5), low-dose CS 2 (12.5), IVCY 9 (56.3), IVIG 6 (37.5), RTX 1 (6.3), MTX 6 (37.5), AZ 12 (75.0), TAC 1 (6.3)

 

Relapsing/refractory/remission, n (%)

4 (25.0)/11 (68.7)/1 (6.3)

10 (62.5)/6 (37.5)/0 (0)

ND

Concomitant CS dose (PSL mg/day)

8.0 [5.0–11.5]

6.5 [2.6–10.0]

0.2012

Concomitant CS < 4 mg/day (PSL), n (%)

3 (18.8)

5 (31.3)

0.1573

Concomitant immunosuppressant, n (%)

AZ 6 (37.5), MTX 5 (31.3), TAC 1 (6.3)

AZ 6 (37.5), MTX 4 (25.0), TAC 1 (6.3)

 

Without immunosuppressant, n (%)

6 (37.5)

7 (43.8)

0.3173

BVAS

0 [0–2.0]

1.0 [0–3.8]

0.1084

BVAS > 0, n (%)

4 (25.0)

8 (50.0)

0.3173

BVAS items

Asthma 2 (12.5), sinonasal 2 (12.5), chest 1 (6.3)

Asthma 6 (37.5), general 1 (6.3), cutaneous 2 (12.5), sinonasal 2 (12.5), chest 3 (18.8),

 

VDI

3.5 [3.0–4.8]

4.0 [3.0–5.8]

0.5577

VDI items

Chronic bronchial asthma 16 (100), chronic respiratory failure 1 (6.3), abnormal respiratory function 7 (43.8), old myocardial infarction 2 (12.5), cardiomyopathy 2 (12.5), low vision 1 (6.3), chronic sinusitis 6 (37.5), deafness 3 (18.8), peripheral neuropathy 8 (50.0), diabetes 4 (25), hypertension 4 (25), osteoporosis 5 (31.3), other 3 (18.8)

Chronic bronchial asthma 16 (100), chronic respiratory failure 1 (6.3), abnormal respiratory function 8 (50.0), old myocardial infarction 2 (12.5), cardiomyopathy 2 (12.5), low vision 1 (6.3), chronic sinusitis 7 (43.8), deafness 3 (18.8), peripheral neuropathy 8 (50.0), diabetes 4 (25), hypertension 4 (25), osteoporosis 5 (31.3), other 5 (31.3)

 

ANCA-positive status, n (%)

0 (0)

1 (6.3)

ND

Absolute eosinophil count (/μL)

178.6 [48.7–370.2]

183 [60.0–2479]

0.1591

CRP (mg/dL)

0.06 [0.03–0.09]

0.09 [0.05–0.24]

0.0593

  1. CS corticosteroid (prednisolone or equivalent), IVCY cyclophosphamide pulse therapy i.v., RTX rituximab, MTX methotrexate, AZ azathioprine, TAC tacrolimus, BVAS Birmingham Vasculitis Activity Score, VDI vasculitis damage index, ND not detected by McNemar test. Data are shown by median [quartile] or n (%). P values were determined by McNemar test or Wilcoxon signed-rank test. *P < 0.05: Pre-MPZ (n = 16) vs. Post-MPZ (n = 16)