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Table 3
Correlation coefficients among age, BMI, biochemical levels, and antioxidant enzyme activities
		Boys (n=50)			Girls (n=56)
		GPx	SOD	CAT	GPx	SOD	CAT
Age	Correlation coefficient	−0.04	−0.12	−0.22	−0.12	0.13	−0.04
	Significance	0.8	0.52	0.21	0.43	0.45	0.79
BMI	Correlation coefficient	0.17	0.3*	−0.08	−0.03	0.15*	−0.08
	Significance	0.28	0.04	0.65	0.87	0.036	0.57
Waist circumference	Correlation coefficient	−0.05	0.18	−0.11	−0.23	0.03	0.11
	Significance	0.86	0.58	0.69	0.39	0.91	0.71
Hip circumference	Correlation coefficient	0.07	0.33	−0.11	−0.29	0.14	0.19
	Significance	0.81	0.28	0.69	0.28	0.62	0.51
Glucose	Correlation coefficient	0.19	0.06	0.18	−0.23	−0.27	−0.18
	Significance	0.41	0.83	0.48	0.26	0.16	0.43
Total cholesterol	Correlation coefficient	0.32	0.14	0.15	0.36	0.23	0.12
	Significance	0.28	0.35	0.19	0.16	0.52	0.26
Triglycerides	Correlation coefficient	−0.03	0.18	−0.05	0.07	0.19	−0.42
	Significance	0.69	0.19	0.56	0.37	0.29	0.13

* Significant correlation (p < 0.05).

Sfar et al. Nutrition Journal 2013 12:18 doi:10.1186/1475-2891-12-18

Table 3