Prenatal exposure to heavy metal mixtures and anthropometric birth outcomes: a cross-sectional study

Table 2 Distribution of metal concentrations corrected for creatinine levels (μg/g) as detected in maternal urine samples of participants (n = 975)

Metal	LOQ¹	% > LOQ	\(\frac{{\varvec{L}}{\varvec{O}}{\varvec{Q}}}{\surd 2}\)	AM²	GM³	25^th	50^th	75^th
As	0.02	99.79	0.01	18.31	9.61	4.82	8.64	17.35
Cd	0.02	66.26	0.01	0.17	0.11	0.05	0.14	0.24
Cr	0.02	89.54	0.01	0.64	0.27	0.17	0.28	0.49
Hg	0.01	85.23	0.01	0.33	0.16	0.08	0.17	0.38
Ni	0.02	91.18	0.01	2.68	1.42	1.15	1.89	3.05
Pb	0.04	69.03	0.03	0.46	0.23	0.12	0.25	0.49
Se	0.10	99.90	0.07	42.19	38.68	30.64	38.35	48.42
Tl	0.02	89.03	0.01	1.66	0.16	0.13	0.18	0.24

Abbreviations: As Arsenic, Cd Cadmium, Cr Chromium, Hg Mercury, Ni Nickel, Pb Lead, Se Selenium, Tl Thallium
¹LOQ Limits of quantification [μg/L]
²AM Arithmetical Mean
³GM Geometrical Mean

ISSN: 1476-069X