Table 2.
Baseline and Postexposure Blood Pressure and Lung Function Measurements*.
| Exposure | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Air | Diesel | Ozone | DE+O3 | ||||||
| Pre | Post | Pre | Post | Pre | Post | Pre | Post | ||
| Systolic Blood Pressurea | Total | 117 (1.99) | 119 (2.54) | 118 (1.50) | 117 (2.76) | 115 (1.88) | 114 (2.31) | 118 (2.23) | 111 (2.47) |
| GSTM1+ | 113 (2.62) | 115 (3.60) | 115 (1.75) | 116 (4.37) | 113 (2.82) | 112 (2.85) | 116 (2.44) | 109 (3.21) | |
| GSTM1− | 122 (1.20) | 124 (2.58) | 122 (2.80) | 116 (2.89) | 118 (2.29) | 120 (3.79) | 123 (4.46) | 116 (4.41) | |
| Diastolic Blood Pressurea | Total | 73.3 (1.80) | 72.1 (3.12) | 73.9 (1.52) | 72.1 (2.27) | 70.2 (1.87) | 66.7 (2.00) | 72.9 (1.93) | 70.7 (2.02) |
| GSTM1+ | 72.4 (2.09) | 69.7 (3.38) | 74.0 (2.45) | 71.7 (1.84) | 69.7 (2.46) | 66.1 (1.65) | 72.1 (2.04) | 67.7 (2.01) | |
| GSTM1− | 76.8 (3.26) | 76.2 (7.36) | 74.4 (1.29) | 71.6 (6.31) | 72.6 (3.28) | 67.2 (5.60) | 76.2 (4.14) | 77.2 (3.56) | |
| FEV1 | Total | 4.35 (0.236) | 4.40 (0.227) | 4.37 (0.243) | 4.41 (0.247) | 4.39 (0.252) | 4.00 (0.265) | 4.37 (0.246) | 3.60 (0.253) |
| GSTM1+ | 4.21 (0.315) | 4.27 (0.296) | 4.24 (0.319) | 4.29 (0.326) | 4.25 (0.324) | 3.74 (0.337) | 4.24 (0.314) | 3.41 (0.378) | |
| GSTM1− | 4.45 (0.439) | 4.49 (0.439) | 4.49 (0.472) | 4.45 (0.464) | 4.46 (0.488) | 4.29 (0.475) | 4.46 (0.491) | 3.77 (0.321) | |
| FVC | Total | 5.35 (0.310) | 5.37 (0.305) | 5.32 (0.313) | 5.33 (0.307) | 5.36 (0.313) | 4.90 (0.304) | 5.27 (0.334) | 4.64 (0.340) |
| GSTM1+ | 5.14 (0.370) | 5.18 (0.354) | 5.13 (0.365) | 5.11 (0.340) | 5.18 (0.373) | 4.67 (0.367) | 5.02 (0.392) | 4.20 (0.348) | |
| GSTM1− | 5.52 (0.663) | 5.53 (0.673) | 5.48 (0.696) | 5.50 (0.699) | 5.43 (0.667) | 5.06 (0.607) | 5.48 (0.707) | 5.14 (0.721) | |
*
data from Madden et al. (2014), Stevens et al. (2014), mean (SEM), “Total”:n = 15, “GSTM1+”:n = 9, “GSTM1−”:n = 5, FEV1 = forced exhaled volume in 1 second (L/1 sec), FVC = forced vital capacity(L),
a
mm Hg.