OR for highest quartile of serum concentration compared to lowest quartile: 4.4 (2.0–11).
OR for highest quartile of serum concentration compared to lowest quartile: 4.8 (2.2–11).
aAn inverted U-shaped association was observed, and the value for quadratic term is shown.
bTo yield a cumulative measure of pops belonging to a specific class, such as PCDDs or organochlorine pesticides, the ranks of the individual pops were summed. The summary values were categorised by cut-off points of 25th, 50th, and 75th percentile values.
cAdjusted for age, sex, race, poverty income ratio, cigarette smoking, serum cotinine, alcohol consumption, and exercise.