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Table 4 Comparison between biomarker levels after the Bayview site (“without”mask) vs College site exposures

From: Cardiovascular and inflammatory mechanisms in healthy humans exposed to air pollution in the vicinity of a steel mill

Biomarker

Bayview (“without” mask) vs College site

Ratio (95% CI)

A2M

0.887 (0.755, 1.043)+a

Adiponectin

1.184 (1.013, 1.385)*b

AGP

0.749 (0.590, 0.952)*a

CRP

1.410 (0.887, 2.240)+a

Haptoglobin

0.852 (0.734, 0.989)*a

IL-1β

1.050 (0.999, 1.104)+b

IL-4

1.317 (1.021, 1.699)*a

IL-6

1.143 (1.002, 1.305)*c

PF4

0.847 (0.709, 1.011)+a

Plasma ET-1(1–21)

1.497 (0.957, 2.340)+a

Plasma ET-3

1.330 (1.037, 1.705)*a

Saliva BET-1

1.302 (1.034, 1.641)*c

Saliva ET-1(1–21)

1.167 (1.031, 1.320)*b

Saliva ET-3

1.114 (0.979, 1.267)+b

TNF-α

1.076 (1.005, 1.151)*c

vWF

0.552 (0.349, 0.875)*a

  1. *p < 0.05; +p < 0.1(not significant, trend only)
  2. aCovariates: Treatment period, carry over, age, sex, BMI, atmospheric pressure, temperature, relative humidity
  3. bCovariates: Treatment period, carry over
  4. cCovariates: Treatment period, carry over, age, sex, BMI