Radial Quantitative Ultrasound and Dual Energy X-Ray Absorptiometry: Intermethod Agreement for Bone Status Assessment in Children

Table 1

General characteristics and bone parameters, categorized with regard to gender.

Characteristics	Boys ( = 69)			Girls ( = 65)
	Mean	SD	Range	Mean	SD	Range
Age (years)	9.3	1.0	7.3–11.2	9.4	1.2	7.3–11.2
Weight (kg)	30.7	9.2	18.9–57.5	31.7	10.6	17.4–64.5
Height (cm)	130.7	6.8	116.3–143.3	132.5	10.3	112.4–155.4
BMI (kg/m^2)	17.7	4.1	12.9–29.0	17.6	3.8	12.9–26.7
BAZ	0.38	1.73	−3.10–4.77	0.24	1.48	−2.29–3.37
Radial SOS (m/s)	3700	77	3540–3903	3693	80	3506–3878
Radial SOS -score	0.05	0.72	−1.5–2.1	0.04	0.77	−1.8–1.8
BMD (g/cm^2)	0.766	0.048	0.650–0.888	0.751	0.065	0.639–0.914
BMD -score	−0.55	0.84	−2.1–1.8	−0.53	0.99	−2.5–2.0

BMI: Body mass index; BAZ: BMI-for-age -score; SOS: speed of sound; BMD: bone mineral density.