TABLE 1.

Assignment of points for the simplified B-AE-D and B-AE-D-C index

		0 points	1 point	2 points
B	BMI kg·m−2	≥21	<21	<18.5
AE	Number of severe AECOPD the previous year	0	1	≥2
D	mMRC dyspnoea score (at stable disease)	0–2	3	4
C	Copeptin at inclusion pmol·L−1	<20	≥20	≥40

BMI: body mass index; AECOPD: acute exacerbations of chronic obstructive pulmonary disease; mMRC: modified Medical Research Council.