Table 4

Baseline characteristics of BOSpos and BOSneg patients (BOSneg matched and unmatched) and healthy controls and patients with idiopathic pulmonary fibrosisa

Variables

BOSpos

BOSneg (matched)

BOSneg (unmatched)

Controls

IPF


Total number

10

10

33

60

25

Gender, n

Male

3

4

18

30

18

Female

7

6

15

30

7

Mean age (± SD), years

45.2 ± 15.0

45.7 ± 13.1

48.2 ± 13.9

46.7 ± 11.3

64.7 ± 11.3

Diagnosis, n

NA

NA

COPD

3

3

8

CF

4

5

10

IPF

1

0

5

Sarcoidosis

1

0

2

α1 antitrypsin deficiency

1

1

3

Other

0

1

5

Type of graft, n

NA

NA

Bilateral

10

10

27

Unilateral

0

0

6

Survival, mean ± SD, months

33.6 ± 20.0

46.4 ± 9.5

51.6 ± 21.3

NA

NA

Mean BOS-free survival (± SD), months

19.3 ± 12.5

46.4 ± 9.5*

51.6 ± 21.3*

NA

NA

BOS grade at diagnosis, n

NA

NA

NA

NA

1

7

2

3

3

0

Histology

NA

NA

NA

NA

Biopsy, histological OB

4

Biopsy, no histological OB

2

No biopsy

4


aBOSpos, bronchiolitis obliterans syndrome-positive; BOSneg, bronchiolitis obliterans syndrome-negative; * identical to survival; COPD, chronic obstructive pulmonary disease; CF, cystic fibrosis; IPF, idiopathic pulmonary fibrosis; OB, obliterative bronchiolitis; NA, not applicable; SD, standard deviation.

Kastelijn et al. Fibrogenesis & Tissue Repair 2011 4:24   doi:10.1186/1755-1536-4-24

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