. Author manuscript; available in PMC: 2014 Jul 7.

Published in final edited form as: Sci Total Environ. 2010 Sep 28;408(24):6079–6085. doi: 10.1016/j.scitotenv.2010.08.022

TABLE 1.

Descriptive summary of mercury biomarker results with respect to gender and mining site. Significant differences (p<0.05), assessed using Mann-Whitney U tests (gender) or Kruskal Wallis (mining sites), are indicated with letters.

	Urine Mercury (µg/L)			Hair Mercury(µg/g)
	Mean (SD)	Median	Range	Mean (SD)	Median	Range
All participants	17.0 (77.3)	2.5	0.2 – 708.0	1.1 (3.2)	0.4	0.0 – 22.9
Gender:
Male	33.1 (116.4)^a	4.4	0.2 – 708.0	1.5 (3.5)^a	0.6	0.2 – 22.9
Female	4.9 (8.0)^b	2.0	0.3 – 43.7	0.8 (2.9)^b	0.3	0.0 – 21.9
Mining Site:
World Bank	1.83 (2.3)^b	0.9	0.3– 32.9	0.3 (0.2)^b	0.3	0.0 – 0.6
Obuasi	15.8 (79.7)^b	2.8	0.2 – 708.0	1.1 (3.5)^a	0.4	0.0 – 22.9
Kejitia	38.9 (95.7)^a	3.6	0.6 – 178.2	1.2 (1.4)^a	0.6	0.2 – 4.8