Figure 2.

Concurrent validity for the Swedish MDP. Correlations for the MDP total, immediate perception, emotional response and A1 unpleasantness score with patient-reported outcomes and the FEV₁ were analysed using Pearson’s correlation coefficient. The dotted lines correspond to an adjusted significance level of 0.002. anx, anxiety; CAT, Chronic Obstructive Pulmonary Disease Assessment Test; depr, depression; EQ-5D-5L, EuroQol Five Dimensions–Five Levels; FACIT, Functional Assessment of Chronic Illness Therapy; FEV₁, forced expiratory volume in one second; HADS, Hospital Anxiety and Depression Scale; MDP, Multidimensional Dyspnea Profile; mMRC, Modified Medical Research Council Breathlessness Score; pred, predicted; tot, total.