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Table 4 The association of phthalate exposure with asthma in children

From: Effects of phthalate exposure on asthma may be mediated through alterations in DNA methylation

Urine 5OH-MEHP levels (ng/mL) Subjects Asthma Non-asthma OR Adjusted OR a
( N = 256) ( N = 56) ( N = 200) (95% CIs) (95% CIs)
>19.33 54 18(32.1) 36(18.0) 2.30(1.15 to 4.63)* 2.17(1.03 to 4.56)*
4.14 to 19.33 45 10(17.9) 35(17.5) 1.12(0.58 to 2.97) 1.29(0.54 to 3.06)
<4.14 157 28(50.0) 129(64.5) 1 1
  1. aAdjustment for gender, age, prematurity, maternal history of atopy, maternal education, and environmental tobacco smoke exposure. *P<0.05.