. Author manuscript; available in PMC: 2014 Jul 1.

Published in final edited form as: Neurotoxicol Teratol. 2013 Apr 17;38:21–28. doi: 10.1016/j.ntt.2013.04.003

Table 3.

Odds ratio (OR) and 95% confidence interval (CI) for contingency awareness per 20μg/g patella^a lead. Multivariate models are adjusted for age, smoking, education, hearing aid use, and financial stability (n=51).

Patella	Unadjusted		Multivariate-adjusted		Interval-corrected^b
Patella	Odds ratio (95% CI)	p-value	Odds ratio (95% CI)	p-value	Odds ratio (95% CI)	p-value
Per 20μg/g	0.93 (0.87, 0.99)	0.02	0.91 (0.84, 0.99)	0.03	0.88 (0.78, 0.99)	0.04

The interquartile range among the parent population [66]

Multivariate-adjusted model with interval correction done for patella lead with estimated half-life of 8 years.