Published in:
22-02-2024 | Biomarkers | CORRESPONDENCE
Association Between Time to First Cigarette Use and Urine Biomarkers of Tobacco Exposure in Adult Smokers
Author:
Wenxue Lin
Published in:
Lung
|
Issue 2/2024
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Excerpt
The Fagerstrom Test for Cigarette Dependence (FTCD) has been used in a few studies investigating nicotine dependence and smoking cessation [
1‐
4]. One of the key items in the FTCD is “How soon after waking up do you smoke your first cigarette?” also known as “Time to first cigarette (TTFC)“ [
1,
5]. A prior study found that individuals with a shorter TTFC showed higher levels of the metabolite 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanol (NNAL), a metabolite of nicotine-derived nitrosamine ketone (NNK) [
6]. …