. 2014 May 30;160(1):24–31. doi: 10.1007/s12011-014-0017-5

Table 1.

The fluoride concentration (mg/kg dw) in the bones of the foxes and raccoon dogs by gender and age category

Gender, age category	Statistical parameters	F⁻ concentration in the bone		M–W U (foxes vs raccoon dogs)
Gender, age category	Statistical parameters	Foxes	Raccoon dogs	M–W U (foxes vs raccoon dogs)
M + F, imm + ad	AM ± SD	738.5 ± 600.1	446.6 ± 301.2	U = 161
	Med	607.9	371.6	U = 161
	Min–max	175.9–3668.1	83.7–1190.3	p < 0.01
	n	32	18	p < 0.01
M, imm + ad	AM ± SD	902.4 ± 802.4	340.3 ± 151.2	U = 15
	Med	752.8	363.9	U = 15
	Min–max	290.1–3668.1	103.2–598.0	p < 0.001
	n	15	10	p < 0.001
M, imm	AM ± SD	776.8 ± 234.0	330.7 ± 163.9	U = 8
	Med	772.0	363.9	U = 8
	Min–max	500.2–1182.7	103.2–492.0	p < 0.03
	n	6	4	p < 0.03
M, ad	AM ± SD	986.1 ± 1036.0	346.7 ± 157.9	U = 0
	Med	741.9	336.2	U = 0
	Min–max	290.1–3668.1	171.8–598.0	p < 0.01
	n	9	6	p < 0.01
F, imm + ad	AM ± SD	593.9 ± 295.2	579.6 ± 67.8	NS
	Med	542.7	480.2
	Min–max	175.9–1105.9	83.7–1190.3
	n	17	8
F, imm	AM ± SD	643.0 ± 316.0	310.8 ± 215.3	NS
	Med	581.1	280.9
	Min–max	175.9–1105.9	83.7–598.0
	n	10	4
F, ad	AM ± SD	523.9 ± 269.8	848.3 ± 348.7	NS
	Med	422.2	920.2
	Min–max	329.6–1062.6	362.4–1190.3
	n	7	4
M + F, imm	AM ± SD	693.2 ± 269.8	320.8 ± 177.4	NS
	Med	681.2	333.8
	Min–max	329.6–1062.6	83.7–598.0
	n	16	8
M + F, ad	AM ± SD	783.9 ± 810.8	547.3 ± 348.5	U = 16
	Med	536.5	411.7	U = 16
	Min–max	290.1–3668.1	171.8–1190.3	p < 0.004
	n	16	10	p < 0.004

AM mean, SD standard deviation, Med median, n number of individuals, F female, M male, imm immaturus, ad adultus, M–W U, Mann–Whitney U test, p significance level, NS nonsignificant