Table 2.

Cross-tabulation of symptom-based exacerbations^a vs the advice to contact a health care professional given by ACCESS

		Symptom-based exacerbation
		Yes	No	Total
ACCESS advice to contact a health care professional	Yes	112	725	837
		13.4%	86.6%	100%
		97.4%	34.4%	37.7%
	No	3	1,382	1,385
		0.2%	99.8%	100%
		2.6%	65.6%	62.3%
	Total	115	2,107	2,222
		5.2%	94.8%	100%
		100%	100%	100%

Note:

^aBased on the second consecutive day of worsening of at least one major symptom (dyspnea, sputum purulence, sputum amount) and one minor symptom (cold, wheeze, sore throat, cough).⁵,²⁴,²⁵

Abbreviation: ACCESS, Adaptive Computerized COPD Exacerbation Self-management Support.