Background: Household air pollution (HAP) is one of the most important environmental risk factors worldwide associated with chronic respiratory diseases.
Objectives: The present study focused on respiratory health in a population with high wood smoke exposure in Nicaragua.
Methods: We employed a cross-sectional study with 213 participants. Data on the prevalence of chronic bronchitis (chronic bronchitis), chronic obstructive pulmonary disease (COPD) and asthma, including respiratory scores and pulmonary function tests, were documented. The role of risk factors for chronic bronchitis was analyzed.
Results: We found a high prevalence of chronic airway diseases in the population exposed to wood smoke. A higher prevalence of chronic bronchitis was found in persons serving as primary cooks in households. Further confounding factors for chronic bronchitis included age, a prior diagnosis of asthma, inhalational allergies and lower socioeconomic status. Respiratory scores were elevated in individuals with chronic bronchitis.
Conclusions: This is one of the first studies in a wood smoke-exposed population in Nicaragua showing a high prevalence of chronic bronchitis and COPD with an emphasis on the analysis of personal and environmental risk factors. Further studies are needed to address which combination of interventions is most efficient for ameliorating respiratory health hazards.
Participant Consent: Obtained.
Ethics Approval: The study protocol was approved by the Ethics Committee of the University of Luebeck, Germany (reference number 12-214), and by the Ethics Committee of the Department of Medical Sciences at National Autonomous University of Nicaragua, Managua, Nicaragua.
Competing Interests: The authors declare no competing financial interests.
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http://dx.doi.org/10.5696/2156-9614-10.26.200607 | DOI Listing |
BMJ Open Respir Res
January 2025
CHU de Bordeaux, Bordeaux, France.
Background: Chronic obstructive pulmonary disease (COPD) is a common treatable disease often diagnosed in patients with risk factors after a prolonged period with suggestive symptoms. Our qualitative study aimed to identify barriers to establishing diagnosis in the natural history of this condition.
Methods: An inductive thematic analysis was performed on structured interviews with patients, general practitioners (GPs) and pulmonologists in France.
PLoS Med
January 2025
Clinical Epidemiology Unit, Orthopedics, Clinical Sciences Lund, Lund University, Lund, Sweden.
Background: Cardiovascular, respiratory, and musculoskeletal disease are among the leading causes of disability in middle-aged and older people. Health and lifestyle factors in youth have known associations with cardiovascular or respiratory disease in adulthood, but largely unknown associations with musculoskeletal disease.
Methods And Findings: We included approximately 40,000 18-year-old Swedish males, who completed their conscription examination in 1969 to 1970, followed up until age of 60 years.
Introduction Bronchoscopic spray cryotherapy (SCT) is a novel treatment showing promise for chronic bronchitis (CB), characterized by excessive mucus secretion and productive cough. A large animal model for preclinical research of SCT is lacking, and its treatment's efficacy and mechanisms for CB are not well understood. Methods Eight Labradors were exposed to 200 ppm SO2 for 6 months to develop a CB model.
View Article and Find Full Text PDFRespirology
January 2025
Institut d'Investigacions Biomediques August Pi i Sunyer (IDIBAPS), Barcelona, Spain.
Background: Some individuals never achieve normal peak FEV in early adulthood. It is unknown if this is due to airflow limitation and/or lung restriction.
Methods: To investigate this, we: (1) looked forward in 19,791 participants in the Dutch Lifelines general population cohort aged 25-35 years with 5-year follow-up; and (2) looked backwards in 2032 participants in the Swedish BAMSE birth cohort with spirometry at 24 years of age but also at 16 and/or 8 years.
Ann Thorac Surg Short Rep
September 2024
Division of Thoracic and Cardiovascular Surgery, Lahey Hospital and Medical Center, Burlington, Massachusetts.
Plastic bronchitis is a rare disease with serious morbidity. We report a case of a 48-year-old male smoker with a past medical history of diabetes, emphysema, recurrent respiratory infections, a worsening productive cough, and increased oxygen requirement over the past 3 months. Often described in the pediatric population, it is important to maintain plastic bronchitis in the differential when considering unresolving pulmonary conditions with chronic sputum production.
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