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Table 5 Gene-environment interactions between pollutant exposure and genotypes on FeNO270 estimated from single and multipollutant quantile regression models (50th percentile)

From: Genetic susceptibility to airway inflammation and exposure to short-term outdoor air pollution

SNP

Pollutant (exposure window)

Single pollutant

Multi pollutant

p-valuea

Marginal effect coefficient (95%CI)

p-valuea

Marginal effect coefficient (95%CI)

rs2266637 (GSTT1) (n = 2880)

NO2 (120 h)

0.038

CC

-0.113 (-0.255, 0.030)

GG

0.170 (-0.063, 0.403)

0.019

CC

-0.035 (-0.314, 0.244)

GG

0.298 (-0.080, 0.677)

rs4795051b (NOS2) (n = 3398)

PM10 (3 h)

0.003 (GC)

CC

-0.092 (-0.179, -0.006)

GC

0.073 (0.000, 0.147)

GG

0.007 (-0.107, 0.120)

0.004 (GC)

CC

-0.079 (-0.169, 0.011)

GC

0.081 (0.004, 0.159)

GG

0.028 (-0.088, 0.143)

PM10 (24 h)

0.050 (GC)

CC

-0.111 (-0.262, 0.040)

GC

0.075 (-0.044, 0.195)

GG

0.018 (-0.190, 0.195)

0.066 (GC)

CC

-0.129 (-0.287, 0.029)

GC

0.045 (-0.085, 0.175)

GG

-0.004 (-0.218, 0.210)

NO2 (24 h)

0.039 (GG)

CC

-0.051 (-0.173, 0.072)

GC

-0.009 (-0.106, 0.088)

GG

0.163 (-0.007, 0.333)

0.036 (GG)

CC

-0.059 (-0.241, 0.124)

GC

-0.011 (-0.184, 0.162)

GG

0.157 (-0.075, 0.389)

NO2 (120 h)

0.004 (GG)

CC

-0.188 (-0.359, -0.018)

GC

-0.007 (-0.150, 0.136)

GG

0.234 (-0.008, 0.475)

0.007 (GG)

CC

-0.213 (-0.507, 0.082)

GC

-0.049 (-0.308, 0.209)

GG

0.189 (-0.146, 0.524)

NOx (120 h)

0.017 (GG)

CC

-0.057 (-0.115, 0.002)

GC

0.005 (-0.055, 0.064)

GG

0.065 (-0.022, 0.152)

0.035 (GG)

CC

-0.014 (-0.106, 0.078)

GC

0.051 (-0.054, 0.155)

GG

0.094 (-0.022, 0.209)

rs2248814b (NOS2)

(n = 3398)

PM10 (3 h)

0.033 (GA)

0.046 (AA)

GG

-0.070 (-0.157, 0.017)

GA

0.055 (-0.023, 0.132)

AA

0.078 (-0.041, 0.197)

0.042 (GA)

0.079 (AA)

GG

-0.063 (-0.153, 0.027)

GA

0.052 (-0.028, 0.133)

AA

0.064 (-0.056, 0.184)

  1. All 3-h interaction analyses are adjusted for age, height, year, month, current cold, and atopy. All 24- and 120-h interaction analyses are adjusted for age, height, year, month, current cold, atopy, and temperature. All estimates are given per 10 µg/m3 increase in air pollutant exposure
  2. ap-value for interaction term. For additive models the genotype with significant difference from the major allele genotype is presented in parentheses
  3. bAdditive model