Table 2 Patients' characteristics

Patients N (%)

815 (100%)

271 (33.3%)

85 (10.4%)

54 (6.6%)

217 (26.6%)

72 (8.8%)

116 (14.2%)

Men N (%)

432 (53.0%)

153 (56.5%)

51 (60.0%)

27 (50.0%)

125 (57.6%)

38 (52.8%)

38 (32.8%)

Age at 1.1.2018

(mean ± SD), years

68.2 ± 14.4

74.5 ± 8.0

52.4 ± 17.6

67.6 ± 15.2

64.0 ± 11.6

74.8 ± 13.0

69.3 ± 16.8

FEV ₁ (% predicted)**

51.4 ± 21.2

41.4 ± 17.7

56.8 ± 27.1

41.5 ± 15.9

56.6 ± 14.9

63.5 ± 19.7

65.7 ± 23.9

FVC (% predicted)**

65.6 ± 21.2

67.6 ± 20.4

56.5 ± 26.1

44.2 ± 16.5

63.1 ± 15.1

66.8 ± 21.8

75.7 ± 23.3

Smoking %:

Never-/ex-/current-smoker**

31.0/61.7/7.3

2.2/93.0/4.8

70.4/22.5/7.0

62.5/33.3/4.2

32.2/50.5/17.3

40.8/57.7/1.4

53.6/46.4/0.0

ACCI on 1.1.2018 (mean ± SD)

3.3 ± 3.1

4.6 ± 2.8

0.6 ± 1.4

1.8 ± 2.4

2.7 ± 2.6

2.9 ± 2.7

4.7 ± 3.7

BMI (mean ± SD) kg/m²**

35.9 ± 13.3

28.3 ± 9.2

25.3 ± 8.0

27.9 ± 7.1

47.3 ± 10.8

29.0 ± 6.5

28.7 ± 7.1

DNR decision made %**

50.2

72.3

30.6

31.5

22.1

69.4

58.6

Elective treatment initiation %***

50.7

40.1

90.3

51.1

54.5

48.6

40.7