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Original Research

Clinical Characteristics of COPD Patients According to COPD Assessment Test (CAT) Score Level: Cross-Sectional Study

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Pages 1509-1517 | Published online: 01 Jun 2021

Figures & data

Figure 1 Flowchart of study population.

Figure 1 Flowchart of study population.

Figure 2 Different increasing pattern of each CAT items according to total CAT score. (A) Pulmonary items (cough, sputum, chest tightness and dyspnea) and (B) Extra-pulmonary items (activities, confidence, sleep and energy).

Figure 2 Different increasing pattern of each CAT items according to total CAT score. (A) Pulmonary items (cough, sputum, chest tightness and dyspnea) and (B) Extra-pulmonary items (activities, confidence, sleep and energy).

Table 1 Baseline Characteristics of Patients According to Total CAT Score Groups

Table 2 Baseline Pulmonary Function Parameters of Patients According to Total CAT Score Groups

Figure 3 Proportion contribution of four pulmonary items (cough, sputum, chest tightness and dyspnea) and four extra-pulmonary items (activities, confidence, sleep and energy) to the total CAT score, according to impact severity group. *Four patients had zero score in CAT.

Figure 3 Proportion contribution of four pulmonary items (cough, sputum, chest tightness and dyspnea) and four extra-pulmonary items (activities, confidence, sleep and energy) to the total CAT score, according to impact severity group. *Four patients had zero score in CAT.

Figure 4 Distribution of mean score for each CAT items according to impact severity group (absolute values are available in supplementary table E1).

Figure 4 Distribution of mean score for each CAT items according to impact severity group (absolute values are available in supplementary table E1).

Figure 5 Distribution of mean score for each CAT items according to impact severity group in (A) CLUE registry (the present study, N = 815) and (B) KOCOSS cohort (multicenter cohort for validation, N = 2162).

Figure 5 Distribution of mean score for each CAT items according to impact severity group in (A) CLUE registry (the present study, N = 815) and (B) KOCOSS cohort (multicenter cohort for validation, N = 2162).