smoking has been shown to be a complicating factor in normal wound healing. both nicotine and carbon monoxide adversely affect multiple stages of the healing process. from 1991 to 1999,407 muscle flap procedures were performed on 374 patients in a single surgical unit. a retrospective review of 261 patients was completed. patients were divided into three groups: group a, no smoking history grou...

background the association between smoking and tuberculosis (tb), which has been proven in multiple studies with different study population ethnicity, has not yet received sufficient attention in terms of tb control. objectives the aim of the present study was to determine the association between tb and cigarette smoking in southeastern iran, an endemic area for tuberculosis. patients and metho...

conclusions the results showed that the prevalence of cigarette smoking in adolescents was high, and the theory of planned behavior (tpb) components were significant predictors of cigarette smoking. it seems that interventions targeting adolescents’ smoking habits might benefit using the tpb model. patients and methods this was a cross-sectional study involving male adolescent students (high sc...

background: smoking is the cause for many preventable deaths worldwide. the rate of smoking has not increased in iran in the past two decades, but its increase among adolescents and young adults is a concern. this study investigates the risk factors of initiation and continuation of smoking in iran using a qualitative approach. methods: this is a qualitative content analysis study conducted on ...

early wound excision and grafting of burn wounds is regarded not only as the method of choice in speeding up the healing process in deep burns, but also limits contracture and infection, on the other hand, smoking has generally been implicated in the delay of the healing process in a variety of surgical procedures, in this study we report the outcome of a cross-sectional study of all the 395 me...

various substances in cigarette smoke including nicotine have been shown to promote/induce cancer cell proliferation. since cotinine has a longer half life and stability in the blood, it has become the preferred biomarker for cigarette smoking exposure. seventy-three gastric cancer patients were included in this study. the tumor tissues were stained with h and e for pathological evaluation. the...

abstract background: research suggests that factors in the environment are major determinants of health behavior for populations. this cross-sectional study used a combination of quantitative and qualitative data collection methods to determine the prevalence of smoking and identify the possible associations between smoking and environmental variables among school pupils in iran. methods: a sel...

objective: according to the fact that university students are role models for the whole society, this study was performed to evaluate reasons of and attitudes toward cigarette smoking among iranian university students. methods: this study was performed as a cross-sectional self-reported questionnaire based study among university students of kerman city of iran. our questionnaire was attributed ...