Pneumonia in the Noninstitutionalized Older Population.
Lutz P Breitling1, Kai-Uwe Saum, Ben Schöttker
1Division of Clinical Epidemiology and Aging Research and Division of Preventive Oncology, German Cancer Research Center (DKFZ), Heidelberg, Pneumology and Respiratory Critical Care Medicine, Thorax Clinic at Heidelberg University Hospital:, Heidelberg, Network Aging Research (NAR), University of Heidelberg, Heidelberg, Saarland Cancer Registry, Saarbrücken, Translational Lung Research Center, Universität Heidelberg, Heidelberg.
Older adults face a significant risk of pneumonia, with age, smoking, and heart failure being key predictors. Identifying these risk factors can help physicians target preventative care and encourage healthier lifestyle choices.
Area of Science:
- Epidemiology
- Public Health
- Internal Medicine
Background:
- Pneumonia is a prevalent and serious condition affecting approximately 300 out of 100,000 individuals annually.
- Population-based studies identifying pneumonia risk factors remain limited.
Purpose of the Study:
- To investigate the risk factors associated with pneumonia in a non-institutionalized population aged 50 to 75.
- To identify predictors for early detection and intervention strategies.
Main Methods:
- Prospective cohort study (ESTHER) involving nearly 10,000 participants aged 50-75.
- Follow-up duration of 10.6 years with data collection via standardized questionnaires.
- Survival-time regression models were employed to analyze predictor associations.
Main Results:
- The 10-year cumulative incidence of pneumonia was 4.5%.
- Independent risk factors identified include increasing age (RR: 1.43 per 10 years), current cigarette smoking (RR: 1.56), and congestive heart failure (RR: 1.65).
- Diabetes mellitus showed an insignificant risk elevation (RR: 1.29), while obesity, stroke, and cancer were not associated with increased risk.
Conclusions:
- Pneumonia significantly impacts healthcare for older adults.
- Identified predictors enable primary care physicians to identify at-risk patients.
- Findings can motivate smoking cessation, improve treatment adherence, and encourage vaccination.
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