Table 4. Associations of Colder Prior 24-hour Personal-Level Temperature Exposures with Endothelial-Dependent Vasodilatation, adjusted for age and prior 24-hour ambient PM2.5 exposures.
Outcome Variable | Covariate in the Model | Coefficient Estimate | Lower CI | Upper CI | P-Value |
---|---|---|---|---|---|
FDM (peak) | |||||
Age | -0.091 | -0.152 | -0.029 | 0.004 | |
Prior 24-hour Ambient PM2.5 | -0.119 | -0.255 | 0.017 | 0.086 | |
Prior 24-hour Personal Temperature | -2.438 | -4.743 | -0.133 | 0.038 | |
| |||||
BAD | |||||
Age | 0.028 | 0.008 | 0.047 | 0.005 | |
Prior 24-hour Ambient PM2.5 | 0.004 | -0.004 | 0.011 | 0.331 | |
Prior 24-hour Personal Temperature | -0.010 | -0.158 | 0.139 | 0.899 |
Results provided per (-10°C). Model is adjusted for age and ambient PM2.5 (particulate matter level) during the past 24 hours. FMD (peak), peak flow-mediated dilatation during 120 seconds of reactive hyperemia; BAD, brachial artery diameter at a basal resting state.