. 2017 Jun 22;29:22. doi: 10.1186/s40557-017-0178-8

Table 4.

Associations between heavy metal levels as continuous variable and volume of uterine fibroids

	The largest volume (cm³)
	Unadjusted			Adjusted^a
	β	95% CI	P	β	95% CI	P
Cadmium (μg/L)	1.35	−0.17-2.86	0.080	2.22	0.06-4.37	0.044
Lead (μg/dL)	0.36	−1.42-2.14	0.687	0.12	−2.26-2.51	0.917
Mercury (μg/L)	−0.45	−1.65-0.75	0.450	−0.77	−2.30-0.75	0.309

^aβ coefficients adjusted for age, BMI, gravidity, oral contraceptive pill administration history, regularity of menstrual cycle, hemoglobin level, and serum cotinine levels