Health outcomes associated with lung function decline and respiratory symptoms and disease in a community cohort
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Health outcomes associated with lung function decline and respiratory symptoms and disease in a community cohort. / Baughman, Penelope; Marott, Jacob L; Lange, Peter; Andrew, Michael; Hnizdo, Eva.
I: C O P D, Bind 8, Nr. 2, 04.2011, s. 103-13.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Health outcomes associated with lung function decline and respiratory symptoms and disease in a community cohort
AU - Baughman, Penelope
AU - Marott, Jacob L
AU - Lange, Peter
AU - Andrew, Michael
AU - Hnizdo, Eva
PY - 2011/4
Y1 - 2011/4
N2 - BACKGROUND: In workplace respiratory disease prevention, a thorough understanding is needed of the relative contributions of lung function loss and respiratory symptoms in predicting adverse health outcomes.METHODS: Copenhagen City Heart Study respiratory data collected at 4 examinations (1976-2003) and morbidity and mortality data were used to investigate these relationships. With 15 or more years of follow-up for a hospital diagnosis of chronic obstructive pulmonary disease (COPD) morbidity, COPD or coronary heart disease (CHD) mortality, and all-cause mortality, risks for these outcomes were estimated in relation to asthma, chronic bronchitis, shortness of breath, and lung function level at examination 2 (1981-1983) or lung function decline established from examinations 1 (1976-1978) to 2 using 4 measures (FEV(1) slope, FEV(1) relative slope, American College of Occupational and Environmental Medicine's Longitudinal Normal Limit [LNL], or a limit of 90 milliliters per year [ml/yr]). These risks were estimated by hazard ratios (HR) and 95% confidence intervals (CI) adjusted for age, height-adjusted baseline forced expiratory volume in 1 second (FEV(1)/height(2)), and height.RESULTS: For COPD morbidity, the increasing trend in the HR (95% CI) by quartiles of the FEV(1) slope reached a maximum of 3.77 (2.76-5.15) for males, 6.12 (4.63-8.10) for females, and 4.14 (1.57-10.90) for never-smokers. Significant increasing trends were also observed for mortality, with females at higher risk.CONCLUSION: Lung function decline was associated with increased risk of COPD morbidity and mortality emphasizing the need to monitor lung function change over time in at-risk occupational populations.
AB - BACKGROUND: In workplace respiratory disease prevention, a thorough understanding is needed of the relative contributions of lung function loss and respiratory symptoms in predicting adverse health outcomes.METHODS: Copenhagen City Heart Study respiratory data collected at 4 examinations (1976-2003) and morbidity and mortality data were used to investigate these relationships. With 15 or more years of follow-up for a hospital diagnosis of chronic obstructive pulmonary disease (COPD) morbidity, COPD or coronary heart disease (CHD) mortality, and all-cause mortality, risks for these outcomes were estimated in relation to asthma, chronic bronchitis, shortness of breath, and lung function level at examination 2 (1981-1983) or lung function decline established from examinations 1 (1976-1978) to 2 using 4 measures (FEV(1) slope, FEV(1) relative slope, American College of Occupational and Environmental Medicine's Longitudinal Normal Limit [LNL], or a limit of 90 milliliters per year [ml/yr]). These risks were estimated by hazard ratios (HR) and 95% confidence intervals (CI) adjusted for age, height-adjusted baseline forced expiratory volume in 1 second (FEV(1)/height(2)), and height.RESULTS: For COPD morbidity, the increasing trend in the HR (95% CI) by quartiles of the FEV(1) slope reached a maximum of 3.77 (2.76-5.15) for males, 6.12 (4.63-8.10) for females, and 4.14 (1.57-10.90) for never-smokers. Significant increasing trends were also observed for mortality, with females at higher risk.CONCLUSION: Lung function decline was associated with increased risk of COPD morbidity and mortality emphasizing the need to monitor lung function change over time in at-risk occupational populations.
KW - Adult
KW - Aged
KW - Cohort Studies
KW - Coronary Disease
KW - Female
KW - Forced Expiratory Volume
KW - Humans
KW - Lung
KW - Male
KW - Middle Aged
KW - Morbidity
KW - Proportional Hazards Models
KW - Pulmonary Disease, Chronic Obstructive
KW - Risk Factors
U2 - 10.3109/15412555.2011.558544
DO - 10.3109/15412555.2011.558544
M3 - Journal article
C2 - 21495838
VL - 8
SP - 103
EP - 113
JO - C O P D
JF - C O P D
SN - 1541-2555
IS - 2
ER -
ID: 161393221