Table 2 Variables appearing in the final models, names and abbreviations Names Abbreviations Units/category names 24 h urine 11-Dehydro-thromboxane B2 DEH11 ng/24 hr urine 24 h urine 8-epi-prostaglandin F2α EPI8 ng/24 hr urine High density lipoprotein cholesterol HDL ng/dL White Blood Cell Count WBC ×10^3/uL 24 h urine Nicotine equivalents NICEQ mg/24 hr urine Serum Cotinine COTIN ng/mL 24 h urine total 1-hydroxypyrene OHP ng/24 hr urine 24 h urine total 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanol (total NNAL) TOTNN ng/24 hr urine Creatinine clearance CRCL dL/day 24 h urine creatinine UCRCAL mg/24 hr urine Aspartate aminotransferase AST U/L Alkaline phosphatase ALKPH U/L Serum Triglycerides TRIG mg/dL Platelet count PLATE ×10^3/uL High-sensitivity C-reactive protein CRP mg/L Hemoglobin HGB g/dL Age AGE Yrs Weight WEIGHTK kg Vitamin supplements VITIMINS yes, no Alcohol consumption DRINK > = once/day, >once/week, once/week,