Table 3.

Concordant and discordant results between tools using the cut-off values

COPD assessment test (CAT) and evaluating respiratory symptoms in COPD (E-RS)
		E-RS Total Score
		0–4	5 or more
CAT score	0–9	1343 (86%)	63 (4%)
	10 or more	113 (7%)	47 (3%)
COPD assessment test (CAT) and Dyspnoea-12 (D-12)
		D-12 score
		0–1	2 or more
CAT score	0–9	1386 (89%)	20 (1%)
	10 or more	141 (9%)	19 (1%)
Evaluating respiratory symptoms in COPD (E-RS) and Dyspnoea-12 (D-12)
		D-12 score
		0–1	2 or more
E-RS Total score	0–4	1428 (91%)	28 (2%)
	5 or more	99 (6%)	11 (1%)