Table 3

Relative odds of OHCA per unit increase in pollutant concentration among all arrests in single pollutant models

DataOR95% CIOR95% CIOR95% CI
PM2.5PM10CO
00.999(0.995 to 1.004)1.000(0.997 to 1.002)1.095(1.013 to 1.183)**
11.001(0.997 to 1.005)1.000(0.998 to 1.002)1.061(0.981 to 1.147)
21.001(0.997 to 1.005)0.999(0.997 to 1.001)1.067(0.985 to 1.156)
31.002(0.998 to 1.006)0.999(0.997 to 1.002)1.081(0.996 to 1.172)*
0–11.000(0.996 to 1.005)1.000(0.997 to 1.002)1.089(1.003 to 1.183)**
0–21.001(0.996 to 1.005)0.999(0.997 to 1.002)1.092(1.001 to 1.191)**
0–31.001(0.996 to 1.006)0.999(0.996 to 1.002)1.096(1.001 to 1.199)**
0–41.003(0.997 to 1.008)0.999(0.996 to 1.002)1.100(1.002 to 1.208)**
0–81.006(1.000 to 1.011)**1.000(0.997 to 1.004)1.090(0.989 to 1.201)*
0–121.007(1.001 to 1.013)**1.002(0.999 to 1.006)1.114(1.010 to 1.228)**
0–241.009(1.002 to 1.016)**1.002(0.998 to 1.006)1.058(0.938 to 1.192)
0–481.010(1.001 to 1.018)**1.001(0.996 to 1.006)1.040(0.904 to 1.197)
O3NO2SO2
01.000(0.996 to 1.003)1.002(0.998 to 1.007)0.997(0.988 to 1.007)
10.999(0.996 to 1.003)1.000(0.995 to 1.005)1.001(0.991 to 1.010)
21.000(0.997 to 1.003)0.997(0.992 to 1.001)0.995(0.985 to 1.005)
31.000(0.997 to 1.004)0.998(0.993 to 1.003)0.997(0.987 to 1.008)
0–10.999(0.996 to 1.003)1.001(0.997 to 1.006)0.999(0.988 to 1.009)
0–21.000(0.996 to 1.003)1.000(0.994 to 1.005)0.996(0.984 to 1.007)
0–31.000(0.996 to 1.004)0.999(0.994 to 1.004)0.995(0.983 to 1.008)
0–41.000(0.997 to 1.004)0.999(0.993 to 1.004)0.995(0.982 to 1.009)
0–81.000(0.996 to 1.004)0.999(0.993 to 1.005)0.991(0.974 to 1.009)
0–121.000(0.996 to 1.005)0.999(0.993 to 1.006)0.988(0.967 to 1.010)
0–241.002(0.997 to 1.007)0.997(0.990 to 1.004)0.991(0.967 to 1.016)
0–481.001(0.995 to 1.006)1.000(0.992 to 1.008)0.9859(0.957 to 1.015)
  • *p<0.1.

  • **p<0.05.

  • ***p<0.01.

  • PM, particulate matter; OHCA, out-of-hospital cardiac arrest.