Skip to main content

Table 3 Multivariable-adjusted cardiovascular mortality-rate ratios for other pollutants estimated from Cox proportional-hazards model

From: Chronic exposure to particulate matter and risk of cardiovascular mortality: cohort study from Taiwan

Pollutant Crude Multivariable adjusteda
HR (95 % CI) HR (95 % CI)
CO (ppm) 1.43 (0.48–4.22) 1.57 (0.55–4.50)
NO (ppb) 1.02 (0.97–1.06) 1.02 (0.98–1.07)
NO2 (ppb) 0.99 (0.95–.103) 0.99 (0.95–1.04)
NOX (ppb) 1.00 (0.98–1.02) 1.00 (0.98–1.03)
O3 (ppb) 1.01 (0.97–1.06) 1.00 (0.96–1.05)
SO2 (ppb) 0.99 (0.72–1.37) 0.91 (0.67–1.25)
  1. CO carbon monoxide, NO nitric oxide, NO 2 nitrogen dioxide, NO X nitrogen oxides, SO 2 sulfur dioxide, O 3 ozone, CI confidence interval, HR hazard ratio
  2. aAdjusted for age, sex, marital status, income, smoking, alcohol, BMI, and education