Table 2. Bone mineral density (BMD) in Young Men (YM, 20-39 yrs), Middle-Aged Men (MM, 40-59 yrs),
and Older Men (OM, 60-81yrs). Data are means (±SE).

BMD (g ·cm-2)

YM
(n = 25)

MM
(n = 24)

OM
(n = 23)

Total Body

1.297 (.028)

1.301 (.018)

1.217 (.028)

Spine L2-L4

1.242 (.027)

1.217 (.033)

1.254 (.059)

Femoral Neck

1.121 (.025)

1.040 (.024)

 .889 (.029) a,b

Trochanter

 .937 (.023)

 .934 (.045)

 .840 (.030)

Total Hip

1.119 (.024)

1.112 (.025)

 .960 (.032) a,b
a Significantly different (p < 0.05) between OM and YM.
b Significantly different (p < 0.05) between OM and MM.