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Table 3 Summary of NO2 levels measured in personal monitoring studies

From: Spatial variations in estimated chronic exposure to traffic-related air pollution in working populations: A simulation

Author Location Number
of study
subjects
Total personal
exposure to NO
2 (u g/m3)
Ambient
NO2 (u g/m3)
Study group
Quackenboss et al (1986) [54] Wisconsin 350 16 – 44 12 – 17 general population
Spengler et al (1994) [55] Los Angeles basin 682 64 70 general population 50th percentile
Levy (1998) [53] International (18 cities) 14 – 117 22 – 103 24 – 105 Adults
Monn et al (1998) [39] Switzerland 500 27 31 working adults
Rotko et al (2001) [5] Helsinki 176 25 24 Adults
Kousa et al (2001) [52] Basel, Prague 85 30 – 43 36 – 61 urban adults
Lai et al (2004) [41] Oxford, UK 50 29 27 Adults
Nerriere et al (2005) [56] France ~250 15 – 42 17 – 75 adults and children