Objectives: To assess the effects of cigarette smoking on thrombocytopoiesis and some platelet morphological parameters in healthy male smokers.
Methods: In this cross-sectional study, 542 consecutive healthy men (aged 20 to 88 years), referred to the laboratory of Fatemieh Hospital, Semnan, Iran, between November 2011 and November 2012 for checking up were enrolled. The subjects were divided into 2 groups of smokers (n=258 with frequency of 10 or more cigarette per day with more than 12 months duration of smoking) and non-smokers (n=284). The blood samples were extracted to examine values of platelet indices using an ABX Micros 60 cell counter.
Results: Comparing platelet indices across smokers and non-smokers showed that the mean platelet count was statistically significantly higher in adult smokers than in nonsmokers (264.1 ± 81.2/µl versus 247.7 ± 83.9/µl, p=0.021), while the mean plateletcrit value was contrarily lower in the adult smokers (18.0 ± 12.0% versus 25.0 ± 10.0%, p less than 0.001). Other platelet indicators were not discrepant between the smokers and non-smokers.
Conclusion: Cigarette smoking in healthy individuals results in significant and considerable effects on platelet morphological indices. The mean platelet count is significantly increased, and plateletcrit values are reduced, compared with non-smoking status.
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http://dx.doi.org/10.15537/smj.2015.7.11026 | DOI Listing |
Alzheimers Dement
December 2024
University College London, London, United Kingdom.
Background: Our authors from around the world met to summarise the available knowledge, decide which potentially modifiable risk factors for dementia have compelling evidence and create the most comprehensive analysis to date for potentially modifiable risk factors to inform policy, give individuals the opportunity to control their risks and generate research.
Method: We incorporated all risk factors for which we judged there was strong enough evidence. We used the largest recent worldwide meta-analyses for risk factor prevalence and relative risk and if not available the best data.
Cannabis
December 2024
Firestone Institute for Respiratory Health - Division of Respirology, Department of Medicine, McMaster University.
Objective: The potential impact of cigarette and cannabis smoking on COVID-19 infection outcomes is not well understood. We investigated the association between combustible tobacco use and dried cannabis use with COVID-19 infection in a longitudinal cohort of community adults.
Method: The sample comprised 1,343 participants, originally enrolled in 2018, who reported their cigarette and cannabis use in 11 assessments over 44 months, until 2022.
BMJ Open
January 2025
Hospital Medicine, Children's Hospital Los Angeles, Los Angeles, California, USA
Introduction: Hospitalisation represents an opportunity to identify and treat e-cigarette use among adolescents and young adults (AYAs). Knowledge on how to provide this care is lacking. We aim to fill this gap by developing an e-cigarette use intervention and evaluating preliminary efficacy and implementation outcomes among hospitalised AYAs.
View Article and Find Full Text PDFPsychooncology
January 2025
Department of Social Sciences and Health Policy, Division of Public Health Sciences, Wake Forest University School of Medicine, Winston-Salem, North Carolina, USA.
Objective: Novel behavioral interventions are needed for patients with cancer who smoke cigarettes. Standard tobacco treatment may not effectively address the psychological distress and/or emotion dysregulation that makes quitting smoking difficult for many patients. Dialectical Behavior Therapy-Skills Training (DBT-ST) has demonstrated efficacy as a brief intervention for managing emotions and stress across varied populations but has not been adapted for patients with cancer who smoke.
View Article and Find Full Text PDFPaediatr Perinat Epidemiol
January 2025
Department of Epidemiology and Biostatistics, College of Human Medicine, Michigan State University, East Lansing, Michigan, USA.
Background: Adenomyosis can confer life-altering symptoms such as pelvic pain. Yet, the epidemiologic study of this uterine condition lags other gynaecologic conditions. This includes the investigation of intrauterine exposures that could disrupt foetal development and contribute to the presence of adenomyosis in adulthood.
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