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. Author manuscript; available in PMC: 2017 Sep 1.
Published in final edited form as: J Asthma. 2016 Apr 6;53(7):720–731. doi: 10.3109/02770903.2016.1154072

Table 4.

Adjusteda prevalence and adjusted prevalence ratio (PR) of poor overall health and chronic health conditions by chronic obstructive airway disease category and gender: South Carolina Behavioral Risk Factor Surveillance System, 2012

Chronic obstructive airway disease Men
Women
% (95% CI) PR (95% CI) % (95% CI) PR (95% CI)
Self-reported fair/poor health
 Neither asthma nor COPD 15.9 (14.3–17.6) 1.0 (referent) 16.1 (14.8–17.5) 1.0 (referent)
 Former asthma only 11.6 (7.4–17.8) 0.7 (0.5–1.2) 23.3 (14.9–34.5) 1.4 (0.9–2.2)
 Current asthma only 13.6 (8.8–20.3) 0.9 (0.6–1.3) 31.5 (26.2–37.4) 2.0 (1.6–2.4)
 COPD only 34.5 (26.9–43.0) 2.2 (1.7–2.8) 38.8 (31.5–46.8) 2.4 (2.0–3.0)
 Asthma-COPD overlap syndrome 52.7 (41.6–63.7) 3.3 (2.6–4.2) 48.4 (40.6–56.2) 3.0 (2.5–3.6)
Frequent mental distressb
 Neither asthma nor COPD 9.6 (8.3–11.0) 1.0 (referent) 12.9 (11.6–14.4) 1.0 (referent)
 Former asthma only 10.7 (5.9–18.5) 1.1 (0.6–2.0) 19.3 (11.9–29.8) 1.5 (0.9–2.4)
 Current asthma only 13.4 (7.5–22.9) 1.4 (0.8–2.5) 18.7 (14.0–24.5) 1.4 (1.1–2.0)
 COPD only 22.2 (15.4–30.9) 2.3 (1.6–3.4) 34.1 (26.5–42.6) 2.6 (2.0–3.4)
 Asthma-COPD overlap syndrome 27.5 (17.7–40.2) 2.9 (1.9–4.5) 28.6 (21.8–36.4) 2.2 (1.7–2.9)
Frequent physical distressc
 Neither asthma nor COPD 9.9 (8.7–11.4) 1.0 (referent) 11.1 (9.9–12.3) 1.0 (referent)
 Former asthma only 13.4 (7.8–22.1) 1.4 (0.8–2.3) 13.4 (7.0–24.2)* 1.2 (0.6–2.3)
 Current asthma only 10.4 (6.0–17.2) 1.0 (0.6–1.8) 23.6 (18.3–29.8) 2.1 (1.6–2.8)
 COPD only 24.6 (18.7–31.7) 2.5 (1.8–3.3) 34.5 (26.8–43.1) 3.1 (2.4–4.0)
 Asthma-COPD overlap syndrome 46.5 (35.1–58.3) 4.7 (3.5–6.2) 34.9 (27.9–42.5) 3.2 (2.5–4.0)
Coronary heart disease
 Neither asthma nor COPD 5.0 (4.2–5.9) 1.0 (referent) 3.4 (2.8–4.1) 1.0 (referent)
 Former asthma only 5.2 (2.5–10.7)* 1.0 (0.5–2.2) 3.3 (1.7–6.6)* 1.0 (0.5–2.0)
 Current asthma only 2.3 (1.0–5.2)* 0.5 (0.2–1.1) 6.2 (3.6–10.6) 1.8 (1.04–3.3)
 COPD only 14.2 (10.1–19.6) 2.8 (2.0–4.1) 9.8 (6.4–14.7) 2.9 (1.8–4.5)
 Asthma-COPD overlap syndrome 16.6 (10.8–24.8) 3.3 (2.1–5.3) 11.1 (8.0–15.3) 3.3 (2.3–4.7)
Diabetes
 Neither asthma nor COPD 10.9 (9.7–12.3) 1.0 (referent) 10.7 (9.6–11.8) 1.0 (referent)
 Former asthma only 16.4 (11.1–23.7) 1.5 (1.01–2.2) 15.7 (10.1–23.5) 1.5 (1.0–2.3)
 Current asthma only 7.3 (4.3–12.1) 0.7 (0.4–1.1) 16.7 (12.6–21.7) 1.6 (1.2–2.1)
 COPD only 13.4 (9.5–18.6) 1.2 (0.9–1.7) 16.3 (12.0–21.8) 1.5 (1.1–2.1)
 Asthma-COPD overlap syndrome 19.8 (13.2–28.6) 1.8 (1.2–2.7) 15.4 (11.4–20.4) 1.4 (1.1–2.0)
Arthritis
 Neither asthma nor COPD 23.4 (21.7–25.1) 1.0 (referent) 30.0 (28.4–31.6) 1.0 (referent)
 Former asthma only 24.3 (18.1–31.8) 1.0 (0.8–1.4) 35.6 (25.9–46.6) 1.2 (0.9–1.6)
 Current asthma only 23.1 (17.1–30.5) 1.0 (0.7–1.3) 45.2 (39.5–51.1) 1.5 (1.3–1.7)
 COPD only 40.2 (32.0–49.0) 1.7 (1.4–2.2) 50.1 (43.2–57.0) 1.7 (1.4–1.9)
 Asthma-COPD overlap syndrome 44.8 (31.2–59.2) 1.9 (1.4–2.7) 51.0 (43.4–58.5) 1.7 (1.5–2.0)
Cancer (excluding skin)
 Neither asthma nor COPD 5.1 (4.4–5.9) 1.0 (referent) 7.4 (6.6–8.3) 1.0 (referent)
 Former asthma only 4.7 (2.0–10.6)* 0.9 (0.4–2.2) 13.2 (7.6–22.1) 1.8 (1.03–3.1)
 Current asthma only 4.1 (2.1–7.8)* 0.8 (0.4–1.6) 8.1 (5.2–12.5) 1.1 (0.7–1.7)
 COPD only 8.9 (6.1–13.0) 1.7 (1.2–2.6) 10.4 (7.3–14.4) 1.4 (1.0–2.0)
 Asthma-COPD overlap syndrome 3.7 (1.6–8.6)* 0.7 (0.3–1.7) 18.2 (13.9–23.4) 2.5 (1.8–3.3)
Depression
 Neither asthma nor COPD 11.0 (9.7–12.3) 1.0 (referent) 19.9 (18.4–21.4) 1.0 (referent)
 Former asthma only 20.5 (12.5–31.7) 1.9 (1.2–3.0) 31.3 (22.9–41.3) 1.6 (1.2–2.1)
 Current asthma only 14.8 (9.1–23.3) 1.4 (0.8–2.2) 28.3 (23.0–34.3) 1.4 (1.2–1.8)
 COPD only 24.4 (17.8–32.5) 2.2 (1.6–3.1) 42.2 (34.6–50.3) 2.1 (1.7–2.6)
 Asthma-COPD overlap syndrome 36.8 (24.8–50.7) 3.4 (2.3–4.9) 41.3 (33.6–49.3) 2.1 (1.7–2.6)
Stroke
 Neither asthma nor COPD 3.4 (2.7–4.1) 1.0 (referent) 3.1 (2.6–3.7) 1.0 (referent)
 Former asthma only 5.0 (2.2–11.0)* 1.5 (0.6–3.5) 3.0 (1.5–6.1)* 1.0 (0.5–2.0)
 Current asthma only 4.0 (2.0–8.0)* 1.2 (0.6–2.5) 5.7 (3.5–9.3) 1.9 (1.1–3.1)
 COPD only 4.7 (2.3–9.1)* 1.4 (0.7–2.8) 6.3 (4.2–9.5) 2.1 (1.3–3.3)
 Asthma-COPD overlap syndrome 8.8 (4.6–16.5)* 2.6 (1.3–5.2) 7.8 (5.0–11.9) 2.5 (1.6–4.1)
≥1 non-respiratory chronic disease
 Neither asthma nor COPD 38.5 (36.4–40.5) 1.0 (referent) 47.6 (45.7–49.5) 1.0 (referent)
 Former asthma only 48.9 (39.0–58.8) 1.3 (1.03–1.6) 63.1 (52.2–72.8) 1.3 (1.1–1.6)
 Current asthma only 40.9 (32.8–49.5) 1.1 (0.9–1.3) 60.6 (54.5–66.5) 1.3 (1.1–1.4)
 COPD only 55.7 (45.5–65.5) 1.4 (1.2–1.7) 78.9 (71.6–84.7) 1.7 (1.5–1.8)
 Asthma-COPD overlap syndrome 74.0 (59.9–84.4) 1.9 (1.6–2.3) 76.3 (66.3–84.0) 1.6 (1.4–1.8)

BMI - body mass index; CI - confidence interval; COPD - chronic obstructive pulmonary disease

a

Adjusted prevalence and prevalence ratio (PR) and 95% CI for the likelihood of each condition associated with a given chronic obstructive airway disease category were obtained from separate multivariable logistic regression models that included age, race, education, BMI category, and smoking status as covariates. The referent for all PRs was the group of respondents with no obstructive airway impairment.

b

Frequent mental distress: a response of ≥14 days to the question, “Now thinking about your mental health, which includes stress, depression, and problems with emotions, for how many days during the past 30 days was your mental health not good.”

c

Frequent physical distress: a response of ≥14 days to the question, “Now thinking about your physical health, which includes physical illness and injury, for how many days during the past 30 days was your physical health not good.”

*

Estimates not reliable. Relative standard error ≥0.3.