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. 2016 Dec 19;24(4):571–583. doi: 10.1007/s12529-016-9622-3

Table 4.

Discriminant function coefficients for assigning new patients to the clusters

Phenotype 1 moderate COPD–mild impact HS Phenotype 2 moderate COPD–high impact HS Phenotype 3 severe COPD–mild/moderate impact HS
FEV1% of predicted 0.379 0.426 0.315
VO2% of predicted 0.665 0.546 0.455
Quality of life 0.247 0.446 0.211
Behavioural impairment 0.254 0.408 0.270
Fatigue 0.408 0.578 0.410
Constant −49.129 −55.470 −29.578