Waist to hip ratio and trunk to extremity fat (DXA) are better surrogates for IMCL and for visceral fat respectively than for subcutaneous fat in adolescent girls

Table 2 Associations of anthropometric and DXA measures of body composition with MRI and MRS measures in all subjects (n = 30)

	IMCL (AU)		VAT (cm²)		SAT (cm²)
	r	p	r	p	r	p
Subscapular skinfold thickness (mm)	0.42	0.04	0.76	< 0.0001	0.80	< 0.0001
Triceps skinfold thickness (mm)	0.34	0.09	0.72	< 0.0001	0.82	< 0.0001
Waist circumference-umbilicus (cm)	0.38	0.06	0.88	< 0.0001	0.94	< 0.0001
Waist circumference-iliac crest (cm)	0.41	0.04	0.89	< 0.0001	0.96	< 0.0001
Waist to hip ratio	0.66	0.0004	0.71	< 0.0001	0.73	< 0.0001
Waist to height ratio	0.41	0.04	0.86	< 0.0001	0.93	< 0.0001
Total fat (kg)	0.46	0.02	0.86	< 0.0001	0.94	< 0.0001
Percent body fat (%)	0.50	0.008	0.87	< 0.0001	0.92	< 0.0001
Trunk fat (kg)	0.44	0.02	0.88	< 0.0001	0.94	< 0.0001
Extremity fat (kg)	0.47	0.01	0.78	< 0.0001	0.90	< 0.0001
Percent extremity fat (%)	-0.33	0.09	-0.78	< 0.0001	-0.70	< 0.0001
Percent trunk fat (%)	ns	ns	0.83	< 0.0001	0.77	< 0.0001
Trunk to extremity fat ratio	ns	ns	0.81	< 0.0001	0.75	< 0.0001

ns: not significant
P values <0.10 are reported with corresponding correlation coefficients
IMCL: intramyocellular lipid, VAT: visceral adipose tissue, SAT: subcutaneous adipose tissue

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