Table 3 Percentage changes with 95% confidence intervals in admissions associated with 1 mg/m3 increases in same-day carbon monoxide concentration in 2-pollutant models.

From: Association of short-term exposure to ambient carbon monoxide with hospital admissions in China

Variable

All-cause admissions

Cardiovascular admissions

Respiratory admissions

Adjust PM2.5

4.93 (4.75, 5.10)

5.61 (5.16, 6.05)

5.16 (4.48, 5.84)

Adjust PM10

4.88 (4.71, 5.04)

5.37 (4.95, 5.79)

4.63 (3.99, 5.26)

Adjust NO2

2.16 (2.00, 2.32)

3.10 (2.68, 3.52)

2.71 (2.08, 3.35)

Adjust SO2

7.23 (7.08, 7.38)

7.99 (7.62, 8.36)

9.23 (8.66, 9.80)

Adjust O3

3.82 (3.70, 3.94)

4.44 (4.13, 4.75)

4.50 (4.03, 4.98)

  1. PM2.5 = particulate matter with aerodynamic diameter < 2.5 μm; PM10 = particulate matter with aerodynamic diameter < 10 μm; NO2 = nitrogen dioxide; SO2 = sulfur dioxide; O3 = ozone.
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