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Tracking of lung function parameters and the longitudinal relationship with lifestyle
J W Twisk1, B J Staal, M N Brinkman
1Institute for Research in Extramural Medicine, Vrije Universiteit, Amsterdam, The Netherlands.
The European Respiratory Journal
|October 8, 1998
Summary
Lung function parameters like forced vital capacity and forced expiratory volume show moderate stability from adolescence to young adulthood. Lifestyle factors such as smoking and physical activity significantly impact lung function over time.
Area of Science:
- Pulmonary Medicine
- Longitudinal Health Studies
- Lifestyle and Respiratory Health
Background:
- Lung function tracking, or its stability over time, is crucial for understanding respiratory health trajectories.
- Identifying early life determinants of lung function is essential for developing effective public health interventions.
- The Amsterdam Growth and Health Study provides valuable longitudinal data on adolescent and young adult health.
Purpose of the Study:
- To analyze the tracking of lung function parameters (forced vital capacity, forced expiratory volume in one second, peak expiratory flow).
- To investigate the longitudinal relationships between lung function and various lifestyle factors including smoking, alcohol, physical activity, fitness, and diet.
- To assess the predictability of future lung function based on early measurements.
Main Methods:
- Utilized data from the observational Amsterdam Growth and Health Study (n=167).
- Employed generalized estimating equations for statistical analysis of six repeated measurements between ages 13-27.
- Calculated "stability" coefficients to quantify lung function tracking.
Main Results:
- High to moderate tracking was observed for forced vital capacity (FVC) and forced expiratory volume in one second (FEV1).
- Peak expiratory flow (PEF) showed slightly lower tracking stability.
- Positive associations were found between alcohol consumption and FVC/FEV1; neuromotor fitness and PEF/FVC/FEV1; PUFA intake and FVC/FEV1.
- Smoking was linked to decreased FVC and FEV1; physical activity changes positively correlated with FVC changes.
Conclusions:
- Forced vital capacity and forced expiratory volume in one second demonstrate significant stability during adolescence and young adulthood.
- Peak expiratory flow exhibits moderate tracking, suggesting greater variability.
- Preventive strategies for lung health should prioritize smoking cessation and promoting daily physical activity.