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Table 3 Ratios of mean urinary cotinine concentration for nicotine yield by nicotine dependence

From: Smoking cigarettes of low nicotine yield does not reduce nicotine intake as expected: a study of nicotine dependency in Japanese males

Machine measured nicotine yield Ratio of mean urinary cotinine concentration
   FTND score   
Category (mean) (mg) Ratio of mean nicotine yield         Total
   0–3 4–6 7–10   
0.9–2.4 (1.1) 1 1 (560) 1 (993) 1 (1333) 1 (1010)
0.2–0.8 (0.5) 0.45 0.58 (327) 0.81 (808) 0.92 (1226) 0.76 (770)
0.1 (0.1) 0.09 0.32 (179) 0.53 (529) 0.85 (1138) 0.53 (535)
  1. Numbers in parentheses are geometric means of urinary cotinine concentration (ng/mgCr) FTND:Fagerström Test for Nicotine Dependence