“…They were, however, more likely than never smokers to have ≥4 outpatient visits. Smokers who quit either <2 years ago or ≥10 years ago were more likely to have had an outpatient visit than never smokers. …”
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“…A notable fraction of current/former smokers were grouped with never-smokers. Intriguingly, supervised analysis of never-smokers versus smokers in seven adenocarcinoma data sets generated similar results. …”
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“…IMPORTANCE: Despite widespread recognition and known harms, serious surgical errors, known as surgical never events, endure. The California Department of Public Health (CDPH) has developed an oversight system to capture never events and a platform for process improvement that has not yet been critically appraised. …”
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“…Among women, the aORs of occupational injury were 8.4 (4.2–16.7) for never smoking women with occasional exposure to SHS and 3.5 (95% CI: 1.4–8.7) for current smokers, in comparison to never smoking women who were never exposed to SHS at work (reference group). …”
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“…No differences in safety event rates between ever-treated and never-treated patients were observed, except serious infections in pediatric patients (5.15 versus 1.12 events/100 patient-years for ever- and never-treated patients, respectively). …”
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“…E-cigarette use was associated with effects in “healthy” never smokers irrespectively of nicotine concentration. …”
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“…Analyses were conducted in both an unmatched cohort of 173,398 ever users and 21,666 never users and in a propensity score-matched cohort of 21,662 pairs of ever and never users. …”
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“…More females were in the bullied group compared to never bullied group (50.4% vs 47.5%, p=0.006). More White non- Hispanic individuals were in bullied group in contrast to never bullied group (56.7% vs 43.9%, p< 0.001). …”
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“…However, their impact on never-smoking students has not been investigated despite the clear transition between non-susceptible, susceptible, and ever tried smoking statuses. …”
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“…Former smokers remain at increased risk for cardiovascular diseases compared to never smokers, but have lower risk than current smokers. …”
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“…A high proportion of the youth was susceptible to e-cigarette use (68% of never and 78% of ever e-cigarette users). The adjusted model confirmed the following risk factors: smoking parents and friends (never users: OR = 3.0; p < 0.001; OR = 2.0; p < 0.05; ever users: OR = 2.2; OR = 2.2; p < 0.01), alcohol consumption (never users: moderate drinking OR = 2.9; p < 0.001; binge drinking OR = 2.2; p < 0.01; ever users: moderate drinking OR = 4.2; p < 0.001), cigarette smoking (never users: OR = 14.1; ever users: OR = 11.3; p < 0.001), and perception that e-cigarettes are less harmful than traditional cigarettes (never users: OR = 1.8; p < 0.001). …”
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“…CONCLUSION: Never-married status above the mean first marriage age was associated with mental disorders and suicidality. …”
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“…For those undergoing orthodontic treatment, 48.5% never used an interdental brush. Only 4% of adolescents without and 3% of adolescents with orthodontic treatment never consumed fizzy drinks, 4.9% and 3% never consumed sweets, and 4% and 8.4% never ate fast-food. …”
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“…There was a J shaped dose-response relation in never smokers (P(non-linearity) <0.001), and the lowest risk was observed at BMI 23-24 in never smokers, 22-23 in healthy never smokers, and 20-22 in studies of never smokers with ≥20 years’ follow-up. …”
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“…Analyses were conducted in both an unmatched cohort of 152,347 ever users and 19,523 never users and in 19,498 propensity score (PS)-matched pairs of ever and never users. …”
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“…Several genes are involved in the pathogenesis of CD, and in this study the gene expression differences of the descending colonic mucosa were investigated in CD (smokers or never smokers) and controls (smokers or never smokers). …”
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“…OBJECTIVES: Given that many adolescent e-cigarette users are never-smokers, the possibility that e-cigarettes may act as a gateway to future cigarette smoking has been discussed in various studies. …”
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“…RESULTS: 1047 patients were divided into 391 Prior-, 252 Later-, and 404 Never-Vax cohorts. Significantly greater proportions of Later- and Never-Vax cohorts presented with mac-off RRDs (Prior-Vax = 44.5%; Later-Vax = 54%, P < .0001; Never-Vax = 57.9%, P < .0001) and primary PVR (Prior-Vax = 4.3%; Later-Vax = 13.6%, P < .0001; Never-Vax = 17.1%, P < .0001) compared to Prior-Vax cohort. …”
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“…OBJECTIVES: To examine blood and sputum cytokine concentrations in never, ex and current smokers with asthma before and after oral corticosteroids. …”
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“…RESULTS: The prevalence of COPD was 6.67% in participants who never smoked. We divided the participants who had never smoked into those with or without exposure to secondhand smoke. …”
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