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Table 3 Adjusted odds ratios for exceeding the median of each BTEX metabolite by housing characteristics

From: The relationship between urinary BTEX metabolites and residence setting among Korean homemakers: the first Korea National Environmental Health Survey (2009–2011)

   t,t-Muconic acid Hippuric acid Mandelic acid Phenylglyoxylic acid Methylhippuric acid
Variable Category Odds ratio*
(95% CI)
Odds ratio*
(95% CI)
Odds ratio*
(95% CI)
Odds ratio*
(95% CI)
Odds ratio*
(95% CI)
Type of residence Detached 1 1 1 1 1
Multiplex or apartment 1.145
(0.807-–1.165)
1.171
(0.820–1.672)
0.762
(0.536–1.083)
0.724
(0.507–1.034)
0.814
(0.573–1.156)
Age of building Years 0.996
(0.983–1.009)
1.002
(0.988–1.015)
0.989
(0.976–1.003)
0.992
(0.979–1.006)
0.998
(0.985–1.012)
Distance from major road (meters) >100 1 1 1 1 1
≤100 1.129
(0.865–1.474)
0.970
(0.740–1.272)
1.084
(0.830–1.419)
0.819
(0.625–1.074)
1.399
(1.071–1.826)
Remodeling within past 6 months No 1 1 1 1 1
Yes 1.591
(1.063–2.382)
0.864
(0.576–1.295)
1.142
(0.766–1.703)
0.879
(0.586–1.320)
1.294
(0.868–1.930)
  1. *Adjusted by age, BMI, and monthly income
  2. Abbreviation: CI confidence interval