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Table 3 Percentage changes with 95% confidence intervals for the increase in daily cardiovascular admissions with a 2-day moving average (lag 0–1) based on particulate matter (PM2.5) concentrations with and without adjustment for copollutants in Beijing, 2013–2017

From: Acute effects of fine particulate matter (PM2.5) on hospital admissions for cardiovascular disease in Beijing, China: a time-series study

Pollutants

CVD

AF

CHD

HF

Unadjusted PM2.5

0.30 (0.2,0.39)

0.29 (0.03,0.55)

0.34 (0.22,0.45)

0.10 (− 0.07,0.26)

Adjusted for SO2

0.23 (0.11,0.36)

0.12 (−0.21,0.45)

0.27 (0.13,0.42)

0.09 (− 0.12,0.3)

Adjusted for CO

0.26 (0.12–0.40)

0.28 (−0.19–0.75)

0.30 (0.14,0.46)

0.14 (− 0.24,0.52)

Adjusted for NO2

0.29 (0.16,0.42)

0.26 (−0.17,0.7)

0.95 (0.75,1.15)

0.13 (−0.18,0.39)

Adjusted for O3

0.31 (0.22,0.40)

0.31 (0.05,0.57)

0.35 (0.24,0.46)

0.11 (−0.05,0.27)

  1. Data are percentage changes (%) and 95% confidence intervals
  2. CO = carbon monoxide. PM2.5 = particulate matter with an aerodynamic diameter less than 2.5 μm. SO2 = sulfur dioxide. NO2 = nitrogen dioxide. O3 = ozone
  3. CVD: Cardiovascular disease. CHD: Coronary Heart Disease
  4. HF: Heart Failure. AF: Atrial Fibrillation