Table 2 Mean concentrations of personal PM2.5 and urinary MDA for the preschoolers in October and December 2006 and February 2007, and for the elderly in August, October, and December 2005
From: Differential oxidative stress response in young children and the elderly following exposure to PM2.5
| Â | Preschoolers | The elderly | ||||||
|---|---|---|---|---|---|---|---|---|
October | December | February | Mean | August | October | December | Mean | |
PM2.5 (μg/m3) a | 80.48 ± 25.46 | 81.45 ± 28.57 | 79.41 ± 35.66 | 80.46 ± 29.92 | 17.72 ± 11.72 | 22.82 ± 12.56 | 21.46 ± 13.49 | 20.67 ± 12.66 |
MDA (μmol/g Cr)b | 3.70 ± 2.02 | 4.35 ± 2.04 | 2.93 ± 1.66 | 3.61 ± 1.94 | 4.30 ± 1.75 | 3.94 ± 1.50 | 3.80 ± 1.51 | 4.02 ± 1.60 |