Analysis of Bone Mineral Density/Content of Paratroopers and Hoopsters

Table 7

BMD (g/cm²) of the different anatomical locations in subgroup II.

Variables	Paratroopers^a ()	Hoopsters^b ()	Controls^c ()
Calcaneus	0.75 ± 0.13	0.87 ± 0.14^c	0.71 ± 0.07
First metatarsal	0.52 ± 0.09	0.56 ± 0.03^c	0.49 ± 0.05
Second metatarsal	0.43 ± 0.08	0.47 ± 0.04	0.41 ± 0.02
Third metatarsal	0.39 ± 0.07	0.33 ± 0.08	0.30 ± 0.01^a
Fourth metatarsal	0.38 ± 0.06	0.31 ± 0.07	0.27 ± 0.03^a
Fifth metatarsal	0.36 ± 0.07	0.33 ± 0.07	0.28 ± 0.03^a
Lumbar spine (L1–L4) L1	1.00 ± 0.08	1.11 ± 0.12	0.88 ± 0.07
L2	1.04 ± 0.11	1.20 ± 0.15^a,c	0.91 ± 0.04
L3	1.11 ± 0.13	1.23 ± 0.15	0.91 ± 0.06
L4	1.06 ± 0.15	1.19 ± 0.11	0.88 ± 0.08
Ltotal	1.06 ± 0.12	1.19 ± 0.13^a,c	0.90 ± 0.05
Left femoral neck	0.94 ± 0.15	1.18 ± 0.15^a,c	0.85 ± 0.14
Left hip	0.99 ± 0.14	1.21 ± 0.10^a,c	0.95 ± 0.10
Right femoral neck	1.02 ± 0.18	1.16 ± 0.15^a,c	0.84 ± 0.10
Right hip	1.03 ± 0.17	1.19 ± 0.09^a,c	0.94 ± 0.08

Note. Data are means ± SD; ^asignificantly different with paratroopers, ; ^bsignificantly different with hoopsters, ; ^csignificantly different with controls, .