Table 5

Comparison between personal and static results for shadowing study (the elderly)

Linear regression (R2)Static:personal ratio
SubjectNO2 (Static Sep-Pak) (ppb)CO (ppm)PM10
*Smokers present in home.
OAP 10.02*
OAP 2y = 0.39x + 1.17 (0.50)y = 1.02x − 0.03 (0.75)0.23
OAP 3y = 3.65x − 3.96 (0.39)y = 0.76x + 0.20 (0.62)0.11*
OAP 40.12*
OAP 5y = 0.72x + 0.78 (0.73)y = 0.29x + 0.37 (0.06)0.31
OAP 6y = 0.95x − 0.14 (0.70)y = 0.31x + 0.43 (0.04)0.15