Table 1.
Basic characteristics of 60 study participants (mean ± standard deviation).
Table 2.
Summary statistics for indoor air pollution levels, noise and meteorological variables (mean ± standard deviation).
Table 3.
Percentage changes (95% confidence interval)a in heart rate variability for interquartile increase in indoor pollutants exposures estimated by mixed effects models.
Table 4.
The effect modification (95% confidence interval)a of association of indoor air pollutants at 4-hr time-weighted moving averages with heart rate variability by coffee consumption and working time.
Table 5.
Percentage changes (95% confidence interval)a in heart rate variability for interquartile increase in indoor pollutants at 4-hr time-weighted moving averages among participants with or without coffee consumption during the study.