Skip to main content

Advertisement

Table 4 Odds ratios (OR) for two-pollutant models including SO2, NO2, and O3b

From: Associations between short-term exposure to gaseous pollutants and pulmonary heart disease-related mortality among elderly people in Chengdu, China

Air pollutants   OR OR 95% CI
Lower upper
SO2   1.079 a 1.053 1.104
+PM2.5 1.062 a 1.031 1.093
+NO2 1.020 0.986 1.055
+CO 1.078 a 1.053 1.104
+O3 1.075 a 1.050 1.101
NO2   1.062 a 1.046 1.078
+PM2.5 1.062 a 1.040 1.084
+SO2 1.052 a 1.029 1.076
+CO 1.063 a 1.046 1.080
+O3 1.060 a 1.044 1.077
O3   1.055 a 1.031 1.080
+PM2.5 1.051 a 1.027 1.076
+SO2 1.047 a 1.023 1.072
+NO2 1.044 a 1.020 1.069
+CO 1.055 a 1.030 1.080
  1. Abbreviations: SO2 sulfur dioxide, NO2 nitrogen dioxide, O3 ozone, OR odds ratio, CI confidence interval
  2. aP < 0.05
  3. b ORs for SO2, NO2, and O3 were from one, one-, and two-day lags, respectively