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. Author manuscript; available in PMC: 2014 Jun 1.
Published in final edited form as: Cancer Epidemiol Biomarkers Prev. 2013 Apr 19;22(6):1015–1024. doi: 10.1158/1055-9965.EPI-12-1439

Table 2.

Geometric means of biomarkers at baseline and week 6 of treatment period by treatment groups. Values are for all subjects from whom data were collected at the visit in question.

Biomarkers Baseline Week 6

N Geometric Mean (95% CI) N Geometric Mean (95% CI)
Total TNE 1
    VLNC Cigarette 54 55.70 (48.42, 64.07) 54 6.89 (4.26, 11.02)
    Patch 59 49.90 (43.82, 57.40) 58 23.10 (14.59, 36.60)
    VLNC Cigarette + Patch 58 53.52 (46.99, 61.56) 58 27.39 (17.29, 43.38)
Total Cotinine 1
    VLNC Cigarette 54 17.12 (14.44, 20.09) 54 2.03 (1.20, 3.45)
    Patch 59 16.78 (14.30, 19.69) 59 5.50 (3.31, 9.13)
    VLNC Cigarette + Patch 58 17.99 (15.33, 21.12) 58 7.65 (4.59, 12.76)
Total NNAL 2
    VLNC Cigarette 53 1.20 (1.00, 1.43) 52 0.40 (0.29, 0.55)
    Patch 59 1.29 (1.09, 1.53) 59 0.25 (0.18, 0.34)
    VLNC Cigarette + Patch 57 1.09 (0.92, 1.30) 55 0.26 (0.19, 0.36)
1

nmol/mg creatinine

2

pmol/mg creatinine