Table 3.

Comparison of phenanthrol levels reported previously with those reported here

pmol/mg creatinine*
1-HOPhe2-HOPhe3-HOPhe4-HOPhe
Smokers
    GC-MS, Jacob et al. (38)1.30.991.90.30
    HPLC, Angerer et al. (27)1.71.31.90.31
    HPLC, Heudorf and Angerer (31)1.61.21.80.24
    This study0.960.470.820.11
Nonsmokers
    GC-MS, Jacob et al. (38)1.70.891.20.28
    HPLC, Angerer et al. (27)1.60.970.970.13
    HPLC, Heudorf and Angerer (31)1.71.01.10.22
    This study0.610.400.710.14
  • * Mean ± SD except Angerer et al. (27), median.

  • Based on 1.2 g creatinine excreted per 24 hours.

  • Includes 9-HOPhe.