Table 1 Demographics Characteristics of participants enrolled in the PROMPT study who completed spirometry testing (n = 64) and who also completed oscillometry testing (n = 55)

Sex (male)

69%

67%

Age (SD)

43.9 (11.0)

44.0 (11.5)

BMI (SD)

25.9 (6.8)

25.8 (6.9)

Education

 College or university completed

6%

7%

 Some college or university

27%

31%

 High school graduate/GED

28%

27%

 Elementary/ grade school or some high school

36%

31%

 None

1.5%

2%

 NA

1.5%

2%

Ethnicity

 Caucasian

78%

73%

 Aboriginal (Metis, Inuit, First Nation)

19%

24%

 Other

3%

3%

Monthly income

 $200–2999

11%

5%

 $1000–1999

43%

44%

 $500–599

33%

36%

 < $499

13%

15%

 NA

0%

0%

Number of cigarettes/day

 < 15

53.8%

38%

 15–25

34.6%

35%

 26–35

9%

13%

 36–40

2.6%

5%

 N/A

0%

9%

Total years tobacco smoking

 < 10

31.3%

18%

 10–20

11.3%

13%

 21–30

28.7%

26%

 31–40

18.7%

25%

 41–50

7.5%

11%

 51–60

2.5%

4%

 N/A

0%

4%

Food insecurity

 Always (100% of the time)

18%

18%

 Most of the time (75–99%)

10%

9%

 Usually (50–75% of the time)

12%

13%

 Sometimes (25–50% of the time)

25%

29%

 Occasionally (< 25% of the time)

15%

13%

 Never

18%

16%

 NA

2%

2%

Self-reported lung disease*

21.9%

23.6%

Can-COLD

Cough (without cold)

64%

62%

 < 2 years

8%

9%

 2–5 years

13%

13%

 < 5 years

31%

29%

Phlegm (without cold)

70%

65%

 < 2 years

17%

16%

 2–5 years

9%

7%

 < 5 years

20%

20%

Wheezing/whistling

72%

67%

Wheezing with cold

33%

33%

Shortness of Breath

39%

35%

Unable to Walk

36%

35%

CAT Score (mean/SD)

25.78 (8.45)

17.16 (8.11)

Cough

4.03 (1.36)

3.00 (1.39)

Phlegm

3.92 (1.46)

2.95 (1.52)

Chest

3.06 (1.62)

1.98 (1.57)

Walk

3.34 (1.85)

2.25 (1.86)

Activities

2.55 (1.60)

1.44 (1.50)

Confident

2.47 (1.83)

1.40 (1.74)

Sleep

3.25 (1.88)

2.07 (1.76)

Energy

3.21 (1.61)

2.11 (1.59)