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. Author manuscript; available in PMC: 2008 Feb 21.

Published in final edited form as: Obesity (Silver Spring). 2008 Feb;16(2):409–414. doi: 10.1038/oby.2007.72

Table 3.

Characteristics of the weight-discordant and weight-concordant MZ twins.

	WEIGHT-DISCORDANT PAIRS N=10			WEIGHT-CONCORDANT PAIRS N=9
	Non-obese co-twins	p	Obese co-twins	Both co-twins
Age, years	25.6 ± 0.3		25.6 ± 0.3	25.8 ± 0.4
Weight, kg	73.5 ± 2.7	0.005	89.9 ± 2.7	74.8 ± 4.5
BMI, kg/m²	25.7 ± 0.6	0.005	31.4 ± 0.5	24.8 ± 1.2
Waist, cm	90 ± 2	0.003	105 ± 1	86 ± 4
Body fat, %	30.5 ± 2.4	0.005	39.5 ± 1.9	25.9 ± 3.9
Fat, kg	22.2 ± 1.5	0.005	35.2 ± 1.3	20.0 ± 3.5
Fat free mass, kg	48.8 ± 3.2	0.02	51.7 ± 3.0	52.4 ± 3.4

Data are mean ± SE.