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Table 3 Distributed lag models for association between air pollutant levels and mortalitya

From: Particulate air pollution on cardiovascular mortality in the tropics: impact on the elderly

  Percentage change (95% confidence interval)
Lags 0–5 Lags 0–15 Lags 0–30
Non-accidental mortality
 PM10 0.700 (0.276, 1.126) 0.316 (−0.277, 0.912) 0.220 (−0.700, 1.148)
 PM2.5 0.829 (0.276, 1.386) 0.362 (−0.419, 1.150) 0.297 (−0.904, 1.512)
 CO 0.260 (−0.051, 0.572) 0.074 (−0.368, 0.518) 0.660 (− 0.015, 1.339)
 NO2 −0.622 (−1.713, 0.480) −1.560 (−3.119, 0.024) −0.106 (−2.239, 2.073)
 O3 0.123 (−0.373, 0.622) − 0.628 (− 1.305, 0.054) − 1.184 (− 2.200, − 0.159)
 SO2 −0.125 (− 1.380, 1.146) 0.120 (− 1.715, 1.989) 1.048 (− 1.514, 3.677)
Cardiovascular mortality
 PM10 0.921 (0.218, 1.629) 0.011 (−0.948, 0.989) − 1.078 (− 2.489, 0.354)
 PM2.5 1.073 (0.157, 1.998) −0.196 (− 1.451, 1.074) − 1.450 (− 3.263, 0.396)
 CO 0.278 (− 0.232, 0.791) − 0.151 (− 0.854, 0.557) 0.110 (− 0.922, 1.152)
 NO2 −1.345 (− 3.034, 0.375) −3.112 (−5.365, − 0.805) −1.685 (−4.498, 1.211)
 O3 0.435 (− 0.350, 1.227) −0.785 (− 1.809, 0.249) −2.165 (− 3.586, − 0.722)
 SO2 −0.095 (− 2.098, 1.948) −0.963 (− 3.747, 1.901) −1.032 (− 4.653, 2.727)
  1. aPer 0.1 mg/m3 increase in CO and per 10 μg/m3 increase for other pollutants
  2. Results highlighted in bold are statistically significant