… serum cotinine levels in e-cigarette and combustible cigarette smokers, in an attempt to quantify
the potential chronic … This study aims to compare serum cotinine levels in e-cigarette and …

… Serum cotinine data is used to stratify tobacco non-users … from e-cigarettes to be not
harmless [3], potentially exposing … We analyzed nicotine metabolites in both urine and serum …

… the potential to lead to a lowering of average nicotine intakes … study compared cigarette
consumption and serum cotinine in … be analyzed for serum cotinine following the end of NHANES …

… There is no literature describing the effects of e-cigarettes on … , comorbid conditions and
serum cotinine levels were also … analysis to find association of smoking, e-cigarette and dual …

… We analyzed NHANES serum COT results from 8 continuous … (e-cigarettes) may contribute
to increases in serum COT … as well as findings of minimal nicotine in exhaled breath of …

… use), and dual smoking (e-cigarettes and traditional smoking) were … analysis, we found
higher odds of asthma among e-cigarette … conditions, serum cotinine, and hydroxy cotinine were …

… We analyzed data from adult dual users (current every/some … , self-reported tobacco
smoking, and with serum cotinine … ability to examine these as potential contributors to toxicant …

… E-cigarettes do not appear to be linked with insulin resistance… In sensitivity analyses,
we assessed the association between … , urinary cotinine and 3HC levels in E-cigarette-exposed …

… NHANES uses a complex and multistage probability sample … In adjusted analyses, compared
with nonsmokers, cigarette … for e-cigarettes as additions to smoking for smoking cessation. …

… for univariate and multivariate analyses of e-cigarette use, … prefer electronic nicotine delivery
systems or e-cigarettes over … diseases, and higher serum cotinine level. Participants with …