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Table 1 Characteristics of the 26 patients with granulomatosis with polyangiitis and 19 with relapsing polychondritis associated with tracheobronchial involvement

From: Differentiating tracheobronchial involvement in granulomatosis with polyangiitis and relapsing polychondritis on chest CT: a cohort study

 

GPA (n=26)

RP (n=19)

Age at diagnosis, years

31 [25; 57]

47 [39; 53]

Age at CT scan, years

42 [31; 63]

53 [47; 66]

Female

17/26 (65%)

12/19 (63%)

Myalgia

7/26 (27%)

0/19 (0%)

Arthralgia

8/26 (31%)

12/19 (63%)

Fever

4/26 (15%)

4/19 (21%)

Weight loss

8/26 (31%)

2/19 (11%)

Skin lesions

4/26 (15%)

4/19 (21%)

Ocular involvement

6/26 (23%)

10/19 (53%)

 Scleritis

3/26 (12%)

3/19 (16%)

 Episcleritis

3/26 (12%)

5/19 (26%)

 Uveitis

1/26 (4%)

6/19 (32%)

 Others

1/26 (4%)

2/19 (11%)

Otitis

11/26 (42%)

2/19 (11%)

Auricular chondritis

0/26 (0%)

14/19 (74%)

Ear deformity

0/26 (0%)

3/19 (16%)

Sinusitis

16/26 (62%)

1/19 (5%)

Nasal crusts

19/26 (73%)

2/19 (11%)

Septal perforation

2/26 (8%)

0/19 (0%)

Nasal chondritis

0/26 (0%)

14/19 (74%)

Saddle nose deformity

1/26 (4%)

9/19 (47%)

Pericarditis

2/26 (8%)

0/19 (0%)

Cardiomyopathy

1/26 (4%)

0/19 (0%)

Bloody diarrhea

0/26 (0%)

1/19 (5%)

Abdominal pain

0/26 (0%)

1/19 (5%)

Glomerulonephritis

5/26 (19%)

0/19 (0%)

Central nervous system involvement

1/26 (4%)

0/19 (0%)

Mononeuritis multiplex

3/26 (12%)

1/19 (5%)

Polyneuropathy

0/26 (0%)

1/19 (5%)

Autoantibodiesa

19/25 (76%)

0/19 (0%)

 PR3-ANCA

17/25 (68%)

0/19 (0%)

 MPO-ANCA

2/25 (8%)

0/19 (0%)

  1. Qualitative data are presented as proportion with percentage in parentheses, and quantitative data are presented as median with interquartile range in brackets
  2. GPA granulomatosis with polyangiitis, RP relapsing polychondritis, ANCA anti-neutrophil cytoplasm antibodies, PR3 proteinase 3, MPO myeloperoxydase
  3. aImmunoassay results were not available for one GPA patient