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Assignment of points for the optimised B-AE-D and B-AE-D-C index
| 0 points | 3 points | 6 points | 7 points | 9 points | 10 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.
