scholarly journals Tobacco smoking is associated with psychotic experiences in the general population of South London

2017 ◽  
Vol 48 (1) ◽  
pp. 123-131 ◽  
Author(s):  
V. Bhavsar ◽  
S. Jauhar ◽  
R. M. Murray ◽  
M. Hotopf ◽  
S. L. Hatch ◽  
...  

BackgroundThe association between cigarette smoking and psychosis remains unexplained, but could relate to causal effects in both directions, confounding by socioeconomic factors, such as ethnicity, or use of other substances, including cannabis. Few studies have evaluated the association between cigarettes and psychotic experiences (PEs) in diverse, inner-city populations, or relationships with number of cigarettes consumed.MethodsWe assessed associations and dose–response relationships between cigarette smoking and PEs in a cross-sectional survey of household residents (n = 1680) in South East London, using logistic regression to adjust for cannabis use, other illicit substances, and socioeconomic factors, including ethnicity.ResultsWe found association between any PEs and daily cigarette smoking, which remained following adjustment for age, gender, ethnicity, cannabis and use of illicit stimulant drugs (fully adjusted odds ratio 1.47, 95% confidence interval 1.01–2.15). Fully adjusted estimates for the association, and with number of PEs, increased with number of cigarettes smoked daily, implying a dose–response effect (p = 0.001 and <0.001, respectively). Odds of reporting any PEs in ex-smokers were similar to never-smokers.ConclusionsIn this diverse epidemiological sample, association between smoking and PEs was not explained by confounders such as cannabis or illicit drugs. Daily cigarette consumption showed a dose–response relationship with the odds of reporting PEs, and of reporting a greater number of PEs. There was no difference in odds of reporting PEs between ex-smokers and never-smokers, raising the possibility that the increase in PEs associated with smoking may be reversible.

2022 ◽  
Vol 14 (1) ◽  
Author(s):  
Jingya Wang ◽  
Yang Bai ◽  
Zihang Zeng ◽  
Jun Wang ◽  
Ping Wang ◽  
...  

Abstract Background The relation between cigarette smoking and metabolic syndrome (MetS) remains unclear, and previous studies focusing on MetS are limited in sample size. We investigated the association between life-course smoking and MetS with independent discovery and replication samples. Methods Preliminary analysis utilized data from an annual cross-sectional survey of 15,222 participants aged ≥ 60 years in Tianjin, China. Suggestive associations were followed-up in 8565 adults from the China Health and Nutrition Survey. MetS was identified according to the criteria of the Chinese Diabetes Society in 2013. Life-course smoking was assessed by a comprehensive smoking index (CSI), based on information on smoking intensity, duration, and time since cessation across life-course, collected through standard questionnaires. Participants were divided into four groups: non-smokers; and the tertiles of CSI in ever smokers. Multivariable logistic regression was used to estimate odds ratios (ORs) and 95% confidence intervals (CIs) for the association between life-course smoking and MetS. Results In the discovery sample, ORs of MetS were 2.01 (95%CI: 1.64–2.47) and 1.76 (95%CI: 1.44–2.16) for smokers in the highest and second tertile of CSI compared with never smokers. Potential interaction was shown for age, with increased ORs for MetS associated with smoking limited to individuals who aged < 70 years (Pinteraction = 0.015). We were able to replicate the association between cigarette smoking and MetS in an independent adult sample (second tertile vs. never: OR = 1.30, 95%CI: 1.04–1.63). The interaction of smoking with age was also replicated. Conclusions Life-course cigarette smoking is associated with an increased odds of MetS, especially among individuals who aged < 70 years.


2001 ◽  
Vol 15 (6) ◽  
pp. 414-421 ◽  
Author(s):  
Pebbles Fagan ◽  
Marla Eisenberg ◽  
Anne M. Stoddard ◽  
Lindsay Frazier ◽  
Glorian Sorensen

Purpose. To examine the relationships between worksite interpersonal influences and smoking and quitting behavior among adolescent workers. Design. The cross-sectional survey assessed factors influencing tobacco use behavior. Setting. During the fall of 1998, data were collected from 10 grocery stores in Massachusetts that were owned and managed by the same company. Subjects. Eligible participants included 474 working adolescents ages 15 to 18. Eighty-three percent of workers (n = 379) completed the survey. Measures. The self-report questionnaire assessed social influences, social norms, social support, friendship networks, stage of smoking and quitting behavior, employment patterns, and demographic factors. Results. Thirty-five percent of respondents were never smokers, 21% experimental, 5% occasional, 18% regular, and 23% former smokers. Using analysis of variance (ANOVA), results indicate that regular smokers were 30% more likely than experimental or occasional smokers to report coworker encouragement to quit (p = .0002). Compared with regular smokers, never smokers were 15% more likely to report greater nonacceptability of smoking (p = .01). χ2 tests of association revealed no differences in friendship networks by stage of smoking. Conclusions. These data provide evidence for the need to further explore social factors inside and outside the work environment that influence smoking and quitting behavior among working teens. Interpretations of the data are limited because of cross-sectional and self-report data collection methods used in one segment of the retail sector.


Author(s):  
Yoko Iwaki ◽  
Santosh Kumar Rauniyar ◽  
Shuhei Nomura ◽  
Michael C. Huang

Tuberculosis (TB) has still remained a serious global health threat in low- and middle-income countries in recent years. As of 2021, Nepal is one of the high TB burden countries, with an increasing prevalence of cases. This study evaluates factors associated with TB awareness in Nepal. This study uses data from the Nepal Demographic and Health Survey, a cross-sectional survey carried out from June 2016 to January 2017. Multilevel logistic regression is performed to examine the association of demographic and socioeconomic factors with TB awareness. Our findings show a high level of TB awareness in all seven provinces of Nepal. Province 5 has the highest level of awareness (98.1%) among all provinces, followed by provinces 3 and 4, while province 6 has the lowest awareness level (93.2%) compared to others. Socioeconomic factors such as wealth, education and owning a mobile phone are significantly associated with TB awareness. Socioeconomic determinants are influential factors associated with TB awareness in Nepal. The wide variation in the proportion of awareness at a regional level emphasizes the importance of formulating tailored strategies to increase TB awareness. For instance, the use of mobile phones could be an effective strategy to promote TB awareness at a regional level. This study provides valuable evidence to support further research on the contribution of information and communication technology (ICT) usage to improving TB awareness in Nepal.


2020 ◽  
Vol 22 (11) ◽  
pp. 2041-2050 ◽  
Author(s):  
Danielle Mitchell ◽  
Nathan Critchlow ◽  
Crawford Moodie ◽  
Linda Bauld

Abstract Introduction From May 20, 2017, cigarettes in the United Kingdom must be sold in standardized (plain) packaging. We explore postimplementation reactions to standardized cigarette packaging among never-smokers in Scotland, whether reactions vary in relation to permitted variations in pack structure, and whether reactions are associated with susceptibility. Aims and Methods A cross-sectional survey with 12–17-year-old never-smokers (n = 507) in Scotland, conducted November 2017–November 2018. Participants were shown one “regular” standardized cigarette pack (flip-top lid and straight-edged pack, similar to designs in Australia) and three standardized packs with varied pack structures (beveled-edges, slim pack, and shoulder box), which are permitted postimplementation in the United Kingdom. Participants rated each pack on eight five-point reaction measures (eg, attractiveness). Participants also indicated which pack, if any, they would choose. Smoking susceptibility was the outcome. Results The mean reaction scores for all four packs were mostly negative, however the shoulder box was consistently rated less negatively than the regular, slim, or beveled-edge packs. Most participants (87%) said they would not select any of the four packs, although susceptible participants were more likely to select one than nonsusceptible participants (25% vs. 7%; χ 2 = 29.70; p &lt; .001). For all four packs, not finding them off-putting was associated with susceptibility (Adjusted Odds Ratio range: 2.73–3.69), albeit only a minority of adolescents did not find each pack off-putting. Conclusions Adolescents have negative reactions to the standardized cigarette packs implemented in the United Kingdom, albeit permitted variations in structure can reduce the extent of negativity. Most reactions to standardized packaging had no association with susceptibility. Implications We provide the first empirical evidence that adolescents find the standardized cigarette packs implemented in the United Kingdom unappealing and that most pack reactions have no association with susceptibility among never-smokers, with the exception of the minority who did not think that they would put them off smoking. This suggests that the legislation is achieving one of its primary aims, to reduce the appeal of packaging. That permitted variations in pack structure (eg, shoulder boxes) somewhat reduce negative reactions suggests that the United Kingdom, and other countries introducing similar legislation, should ensure that all aspects of pack design are fully standardized.


2019 ◽  
Vol 19 (1) ◽  
Author(s):  
Sidsel Graff-Iversen ◽  
Stephen Hewitt ◽  
Lisa Forsén ◽  
Liv Grøtvedt ◽  
Inger Ariansen

Abstract Background Studies indicate an effect of smoking toward abdominal obesity, but few assess hip and waist circumferences (HC and WC) independently. The present study aimed to assess the associations of smoking status and volume smoked with HC and WC and their ratio in a population with low prevalence of obesity together with high prevalence of smoking. Methods We used cross-sectional survey data from 11 of a total 19 Norwegian counties examined in 1997–99 including 65,875 men and women aged 39–44 years. Analysis of associations were adjusted for confounding by socioeconomic position, health indicators, and additionally for BMI. Results Compared with never-smokers, when adjusting for confounders and in addition for BMI, mean HC remained lower while mean WC and waist-hip-ratio (WHR) were higher in current smokers. The finding of a lower HC and higher WHR level among smokers was consistent by sex and in strata by levels of education and physical activity, while the finding of higher WC by smoking was less consistent. Among current smokers, BMI-adjusted mean HC decreased whereas WC and WHR increased by volume smoked. Compared with current smokers, former smokers had higher BMI-adjusted HC, lower WHR and among women WC was lower. Conclusions The main finding in this study was the consistent negative associations of smoking with HC. In line with the hypothesis that lower percentage gluteofemoral fat is linked with higher cardiovascular risk, our results suggest that smoking impacts cardiovascular risk through mechanisms that reduce the capacity of fat storage in the lower body region.


2019 ◽  
Vol 217 (4) ◽  
pp. 555-561 ◽  
Author(s):  
Jeremy Coid ◽  
Rafael Gonzalez Rodriguez ◽  
Constantinos Kallis ◽  
Yamin Zhang ◽  
Kamaldeep Bhui ◽  
...  

BackgroundEthnic inequalities in health outcomes are often explained by socioeconomic status and concentrated poverty. However, ethnic disparities in psychotic experiences are not completely attenuated by these factors.AimsWe investigated whether disparities are better explained by interactions between individual risk factors and place-based clustering of disadvantage, termed a syndemic.MethodWe performed a cross-sectional survey of 3750 UK men, aged 18–34 years, oversampling Black and minority ethnic (BME) men nationally, together with men residing in London Borough of Hackney. Participants completed questionnaires covering psychiatric symptoms, substance misuse, crime and violence, and risky sexual health behaviours. We included five psychotic experiences and a categorical measure of psychosis based on the Psychosis Screening Questionnaire.ResultsAt national level, more Black men reported psychotic experiences but disparities disappeared following statistical adjustment for social position. However, large disparities for psychotic experiences in Hackney were not attenuated by adjustment for social factors in Black men (adjusted odds ratio, 3.24; 95% CI 2.14–4.91; P < 0.002), but were for South Asian men. A syndemic model of joint effects, adducing a four-component latent variable (psychotic experiences and anxiety, substance dependence, high-risk sexual behaviour and violence and criminality) showed synergy between components and explained persistent disparities in psychotic experiences. A further interaction confirmed area-level effects (Black ethnicity × Hackney residence, 0.834; P < 0.001).ConclusionsSyndemic effects result in higher rates of non-affective psychosis among BME persons in certain inner-urban settings. Further research should investigate how syndemics raise levels of psychotic experiences and related health conditions in Black men in specific places with multiple deprivations.


2014 ◽  
Vol 10 (1) ◽  
pp. 14-23 ◽  
Author(s):  
Walieh Menati ◽  
Milad Nazarzadeh ◽  
Zeinab Bidel ◽  
Morten Würtz ◽  
Rostam Menati ◽  
...  

Knowledge about social and psychological risk factors for initial cigarette smoking experience (ICSE) is sparse. The present study aimed to estimate the prevalence of ICSE and to examine the psychological and social factors related to ICSE. In a cross-sectional survey, 1,511 male college students were recruited using multistage sampling techniques from four universities located within the city of Ilam, Iran. Self-administered multiple-choice questionnaires were distributed to students from March to June 2013. Risk factors for ICSE were evaluated using logistic regression models. Participants were 22.3 ± 2.4 years of age. ICSE prevalence was 30.6%. In multivariable adjusted analysis, risk taking behavior (odds ratio [OR] = 1.61; 95% confidence interval [CI] = 1.11-2.33), perceived peer smoking prevalence (OR = 2.48; 95% CI = 1.03-5.97), positive thoughts about smoking (OR = 1.06; 95% CI = 1.02-1.10), high self-efficacy ( OR = 0.95, 95% CI [0.93, 0.98]), presence in smokers’ gathering (OR = 4.45; 95% CI = 2.88-6.81), comity of smokers (OR = 2.56; 95% CI = 1.66, 3.92), very hard access to cigarettes (OR = 2.20; 95% CI = 1.16-4.16), close friends’ medium reaction toward smoking (OR = 1.38; 95% CI = 1.02-1.88), and sporting activity (OR = 0.74; 95% CI = 0.56-0.98) were significantly associated with ICSE. This study identified that a combination of psychological and social variables account for up to 78% of the probability of ICSE. The most important protective factor against ICSE was physical activity, whereas the most important risk factor for ICSE was frequent gathering in the presence of smokers.


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