Table 1.

Patient background and demographic information (n = 20)

		Number (%)
Sex (n = 19)	Male	11 (58)
	Female	8 (42)
Age (n = 18)	40–49	1 (6)
	50–59	2 (11)
	60–69	6 (33)
	70–79	4 (22)
	≥80	5 (28)
Highest level of education completed (n = 19)	Elementary school	1 (5)
	High school	2 (11)
	College/trade school/other	7 (37)
	University	9 (47)
Total annual personal income (n = 15)	< $20,000	2 (13)
	$20,000–39,999	2 (13)
	$40,000–59,999	3 (20)
	$60,000–79,999	2 (13)
	> $80,000	6 (40)
Time since COPD diagnosis (n = 20)	1–5 years	7 (35)
	6–10 years	6 (30)
	11–15 years	2 (10)
	16–20 years	3 (15)
	≥20 years	2 (10)
Emergency room visits for COPD in the past year	0	16 (80)
(n = 20)	1	3 (15)
	2	1 (5)
Current smoking status (n = 20)	Current smoker	5 (25)
	Prior smoker	15 (75)
Number of prior quit attempts (n = 16)	0–5	9 (56)
	6–10	5 (31)
	11–15	2 (13)

COPD denotes chronic obstructive pulmonary disease. As indicated, the number of subjects who chose to respond to each question varies by question