Exploring the association between ceramide, phosphatidylcholine, and COPD prevalence and incidence: a FINRISK population-based cohort study
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View abstract on PubMed
Summary
This summary is machine-generated.Lipid biomarkers, specifically ceramides (Cers) and phosphatidylcholines (PCs), are linked to chronic obstructive pulmonary disease (COPD) risk. Elevated CERT scores, derived from ceramide ratios, significantly predict both prevalent and incident COPD, especially in smokers.
Area Of Science
- Lipidomics
- Pulmonary Medicine
- Biomarker Discovery
Background
- Ceramides (Cers) and phosphatidylcholines (PCs) are implicated in chronic obstructive pulmonary disease (COPD) pathogenesis, linked to inflammation and lipid dysregulation.
- However, their specific impact on COPD prevalence and incidence in population-based studies remains underexplored, particularly concerning sex-specific effects and smoking.
- This research addresses these knowledge gaps by investigating the interplay between Cers, PCs, and COPD risk.
Purpose Of The Study
- To investigate the association between ceramides (Cers), phosphatidylcholines (PCs), and cardiovascular event risk test (CERT) scores with the prevalence and incidence of COPD.
- To explore potential sex-specific differences and the impact of smoking on these associations.
- To evaluate the utility of lipid biomarkers for COPD risk prediction.
Main Methods
- An observational study utilizing the population-based FINRISK 2002 cohort (N=7,722 for prevalence, N=7,662 for incidence).
- Logistic regression models assessed associations between lipid biomarkers and prevalent COPD; Cox regression models evaluated incident COPD.
- Cardiovascular Event Risk Test (CERT) 1 and 2 scores, derived from ceramide ratios, were analyzed for their association with COPD risk, with analyses stratified by smoking status using Kaplan-Meier curves.
Main Results
- Elevated CERT1 and CERT2 scores were significantly associated with both prevalent and incident COPD.
- A specific phosphatidylcholine species (14:0/22:6) showed a significant association with a reduced risk of incident COPD.
- The ratio of a specific ceramide to phosphatidylcholine (Cer(d18:1/18:0)/PC(14:0/22:6)) was linked to increased risk of both prevalent and incident COPD.
- Smokers exhibited an elevated COPD risk with increasing CERT scores.
Conclusions
- Lipid biomarkers, particularly ceramides and CERT scores, play a significant role in COPD risk.
- These findings support the use of lipid biomarkers for enhancing COPD risk prediction and management strategies.
- Targeted interventions for smokers may benefit from incorporating these lipid-based risk assessments.
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