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. 2016 Feb 17;6(2):e010583. doi: 10.1136/bmjopen-2015-010583

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Published by the BMJ Publishing Group Limited. For permission to use (where not already granted under a licence) please go to http://www.bmj.com/company/products-services/rights-and-licensing/

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The results of sensitivity analysis for number of cigarettes consumed. x_COT and x_OH-COT are excretion percentage of cotinine (COT) and hydroxycotinine (OH-COT) relative to nicotine (NIC) (%); Y is the yield of NIC during smoking, and D the content of NIC in one cigarette.