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Table 2 Characteristics of non-smoking study population (n = 57)

From: Aryl hydrocarbon receptor activation-mediated vascular toxicity of ambient fine particulate matter: contribution of polycyclic aromatic hydrocarbons and osteopontin as a biomarker

Variables Study subjects
  Mean SD
Age (year) 34.4 3.2
BMI (Kg/m2) 23.0 3.6
Waist circumstances (cm) 78.4 9.9
Time spent indoors (hours) 19.5 3.6
Time spent outdoors (hours) 3.82 2.65
Transit time (hours) 0.70 0.66
  N %
Gender   
 Female 32 56.1
 Male 25 43.9
Alcohol drinking   
 No 50 87.7
 Yes 7 12.3
Vitamin supplement   
 No 44 77.2
 Yes 13 22.8
Medicine taken   
 No 54 94.7
 Yes 3 5.3
Regular exercise   
 No 2 3.5
 Yes 55 96.5