Table 5.
Associations between PM 2.5 , EC and OC and vascular responses
| Response | Study | Component | Change per IQR | SEM | p -value | Change per 1 μg/m3 CI (lower, upper) |
|---|---|---|---|---|---|---|
|
MAP |
1 |
PM2.5 |
0.576 |
0.897 |
0.521 |
-- |
| |
|
EC |
2.894 |
0.536 |
<.0001 |
10.76, 15.64 |
| |
|
OC |
-1.555 |
0.824 |
0.061 |
-- |
| |
2 |
PM2.5 |
3.183 |
0.827 |
0.000 |
0.775, 0.779 |
| |
|
EC |
2.000 |
0.795 |
0.013 |
3.4, 7.8 |
| |
|
OC |
1.099 |
0.573 |
0.056 |
-- |
| |
3 |
PM2.5 |
-0.661 |
0.604 |
0.276 |
-- |
| |
|
EC |
0.369 |
0.411 |
0.370 |
-- |
| |
|
OC |
-0.517 |
0.648 |
0.426 |
-- |
| |
4 |
PM2.5 |
-0.377 |
0.555 |
0.498 |
-- |
| |
|
EC |
0.893 |
0.521 |
0.088 |
-- |
| |
|
OC |
0.876 |
0.473 |
0.065 |
-- |
|
Systolic |
1 |
PM2.5 |
0.454 |
0.992 |
0.647 |
-- |
| |
|
EC |
3.219 |
0.594 |
<.0001 |
11.9, 17.3 |
| |
|
OC |
-1.864 |
0.912 |
0.042 |
-2.5, -0.88 |
| |
2 |
PM2.5 |
3.392 |
0.903 |
0.000 |
0.825, 0.830 |
| |
|
EC |
2.448 |
0.856 |
0.005 |
4.55, 9.45 |
| |
|
OC |
1.208 |
0.620 |
0.053 |
-- |
| |
3 |
PM2.5 |
-0.268 |
0.673 |
0.690 |
-- |
| |
|
EC |
0.986 |
0.453 |
0.031 |
1.6, 4.4 |
| |
|
OC |
-1.462 |
0.715 |
0.042 |
-1.64, -0.55 |
| |
4 |
PM2.5 |
0.027 |
0.586 |
0.963 |
-- |
| |
|
EC |
1.156 |
0.548 |
0.036 |
2.61, 7.38 |
| |
|
OC |
0.532 |
0.502 |
0.290 |
-- |
|
Diastolic |
1 |
PM2.5 |
0.767 |
0.826 |
0.354 |
-- |
| |
|
EC |
2.720 |
0.492 |
<.0001 |
10.16, 14.64 |
| |
|
OC |
-1.324 |
0.760 |
0.083 |
-- |
| |
2 |
PM2.5 |
3.071 |
0.788 |
0.000 |
0.747, 0.751 |
| |
|
EC |
1.979 |
0.766 |
0.010 |
3.51, 7.89 |
| |
|
OC |
1.181 |
0.552 |
0.033 |
0.727, 2.07 |
| |
3 |
PM2.5 |
-0.772 |
0.584 |
0.187 |
-- |
| |
|
EC |
0.258 |
0.398 |
0.517 |
-- |
| |
|
OC |
-0.097 |
0.628 |
0.878 |
-- |
| |
4 |
PM2.5 |
-0.404 |
0.569 |
0.479 |
-- |
| |
|
EC |
1.195 |
0.523 |
0.023 |
2.93, 7.47 |
| OC | 1.320 | 0.473 | 0.006 | 1.16, 2.44 |
Data are expressed as change in mean (MAP), systolic and diastolic pressures (mmHg) per IQR of pollutant, and per change in 1 μg/m3 of pollutant.