AIM To examine the presence of radiologically visible lung and pleural changes in patients who were exposed to the asbestos dust, and to correlate the progression of these changes with the duration and intensity of exposure and smoking. We also evaluated possible correlation between non-malignant asbestos-related pleural abnormalities and the occurrence of malignant pleural mesothelioma. METH...

Cigarette smoking is associated with alterations in inflammatory markers among smokers. The present study was carried out to examine the association between smoking habits and total leukocytes count in a group of clinically healthy smokers. The study group consisted of 365 clinically healthy men, aged 20-60 years. Subjects were classified into different groups on the basis of their smoking habi...

BACKGROUND In general, smoking increases the risk of mortality. However, it is less clear how the relative risk varies by cause of death. The exact impact of changes in smoking habits throughout life on different mortality risks is less studied. METHODS We studied the impact of baseline and lifetime smoking habits, and duration of smoking on the risk of all-cause mortality, mortality of cardi...

OBJECTIVE The objective of this study was to investigate the relationship between sleep duration and obesity among Chinese adults. METHODS A community-based cross-sectional study was conducted among Chinese adults in 2008. In total, 3225 participants were selected by a multistage cluster sampling method. Self-reported sleep duration was measured by a standardized questionnaire. Logistic regre...

background: recognition of the predisposing factors of bladder cancer is very important and provides possible prevention measures. the aim of this study was to investigate the types, distribution of bladder tumors and their relationship with opium consumption and smoking in patients who referred to shahid beheshti hospital, babol, iran. methods: in this case-control study, all patients diagnose...

STUDY DESIGN A retrospective cohort. OBJECTIVE This study investigates the interplay between duration of preoperative symptoms and smoking status with respect to postoperative outcomes in patients with cervical spondylotic myelopathy (CSM). SUMMARY OF BACKGROUND DATA Many studies have established the harms of smoking and several have identified the benefits of early decompression in patient...

BACKGROUND Understanding the determinants of persistent smoking after a coronary event constitutes the basis of modelling interventions of smoking cessation in secondary prevention programs. We aim to identify the potentially modifiable medical, sociodemographic and psychosocial factors, comprising the study factors, associated with unfavourable risk factor control after CHD events. METHODS A...