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. 2018 Mar 21;2018:4183203. doi: 10.1155/2018/4183203

Table 10.

Air pollution parameters for 4 days before visit due to pneumonia.

  Day 0 
OR (Min–Max)		 1 days before visit 
OR (Min–Max)		 2 days before visit 
OR (Min–Max)		 3 days before visit 
OR (Min–Max)		 4 days before visit 
OR (Min–Max)
PM 10 (μg/m3) 1.001 
(0.996–1.005)		 0.999 
(0.993–1.004)		 1.001 
(0.996–1.006)		 0.999 
(0.993–1.004)		 1.002 
(0.998–1.006)
p 0.799 0.654 0.727 0.646 0.300
PM 2.5 (μg/m3) 1.004 
(0.991–1.016)		 1.002 
(0.986–1.018)		 1.002 
(0.986–1.018)		 1.008 
(0.992–1.024)		 0.997 
(0.985–1.009)
p 0.562 0.801 0.801 0.345 0.623
SO2 (μg/m3) 0.989 
(0.966–1.011)		 0.994 
(0.968–1.02)		 1.003 
(0.976–1.032)		 1.016 
(0.987–1.047)		 1.002 
(0.978–1.027)
p 0.324 0.649 0.819 0.285 0.871
NO (μg/m3) 1.001 
(0.997–1.005)		 1.002 
(0.997–1.007)		 1.004 
(0.998–1.009)		 1 
(0.995–1.005)		 1.004 
(1–1.008)
p 0.609 0.51 0.179 0.897 0.066
NO2 (μg/m3) 1.006 
(0.997–1.015)		 0.991 
(0.979–1.003)		 1.009 
(0.996–1.021)		 0.994 
(0.982–1.006)		 1.01 
(1–1.019)
p 0.216 0.151 0.176 0.317 0.040
NOX (μg/m3) 1.001 
(0.998–1.005)		 1 
(0.996–1.004)		 1.003 
(0.999–1.007)		 0.999 
(0.995–1.003)		 1.004 
(1–1.007)
p 0.364 0.992 0.124 0.588 0.026
CO (μg/m3) 0.985 
(0.974–0.997)		 1.005 
(0.99–1.019)		 0.994 
(0.979–1.008)		 1.004 
(0.99–1.019)		 0.99 
(0.979–1.002)
p 0.014 0.538 0.388 0.585 0.105