Table 1 Baseline demographics and clinical characteristics on ICU admission – comparison of patients with and without histologically confirmed organizing pneumonia

 Age (years)

60.5 (± 16.1)

66.0 (± 15.4)

63.4 (± 18.8)

0.876^c

 Gender (male)

26 (61.9)

13 (56.5)

9 (64.3)

0.645^d

 APACHE II (points)

20.2 (± 6.4)

19.6 (± 6.3)

19.9 (± 7.2)

0.887^b

 Albumin (g/dL)

2.2 (± 0.7)

2.3 (± 0.8)

2.0 (± 0.5)

0.082^c

 Vasopressors

28 (66.7)

16 (69.6)

9 (64.3)

0.054^d

 Hemodialysis

6 (14.3)

4 (17.4)

1 (7.1)

0.383^d

 Surgery prior to ARF

12 (28.6)

10 (43.5)

2 (14.3)

0.084^e

 Berlin ARDS criteria fulfilled*

25 (59.5)

15 (65.2)

9 (64.3)

0.955^d

 Mild (P/F 200–300)

2 (8.0)

2 (13.3)

0 (0.0)

–

 Moderate (P/F 100–200)

19 (76.0)

11 (73.3)

7 (77.8)

–

 Severe (P/F < 100)

4 (16.0)

2 (13.3)

2 (22.2)

–

 ECLA

8 (19.0)

4 (17.4)

4 (28.6)

0.445^e

 Pneumonia

22 (52.4)

12 (52.2)

8 (57.1)

0.772^d

 AE–ILD

8 (19.0)

4 (17.4)

3 (21.4)

1.000^e

 Surgery

7 (16.7)

5 (21.7)

2 (14.3)

0.687^e

 Other

5 (11.9)

2 (8.7)

1 (7.1)

1.000^e

 CCI (points)

5.1 (± 2.5)

5.2 (± 2.1)

4.7 (± 3.1)

0.476^c

 Diabetes mellitus

10 (23.8)

5 (21.7)

4 (28.6)

0.705^e

 Chronic kidney disease

10 (23.8)

7 (30.4)

3 (21.4)

0.710^e

 Coronary artery disease

10 (23.8)

5 (21.7)

3 (21.4)

1.000^e

 Immunosuppression

7 (16.7)

4 (17.4)

3 (21.4)

1.000^e