Table 1.

Age and DEXA results of the upper femur

	Normal	Osteopenic	Osteoporotic
Number	3	9	20
Age (years)	18.33 ± 6.65 (14–22)	18.42 ± 4.5 (14–25)	17.8 ± 5.5 (14–26)
BMC g/cm	22.28 ± 2.17 (19.28–23.15)	20 ± 2.94 (19.8–22.3)	17.32 ± 1.12 (18.5–19.02)
BMD g/cm2	0.984 ± 0.07 (0.964–1.02)	0.837 ± 0.04 (0.697–0.936)	0.768 ± 0.15 (0.638–0.878)
T-score	−0.60 ± 0.07 (−0.6 to −0.7)	−1.9 ± 0.56 (−1.1 to −2.4)	−3.8 ± 0.56 (−2.6 to −3.9)
Z-score	−0.26 ± 0.28 (−0.1 to −0.6)	−1.7 ± 0.51 (−1.1 to −2.4)	−3.5 ± 0.63 (−2.9 to −3.9)