Table 6. Stepwise Multiple Regression predicting bone mineral density (BMD)
from isotonic leg strength variables in combined age groups.

BMD Site

Predictor Variable

b

SEE

R2

Total Body

Quadriceps 1-RM

.402

.116

.150 ***

Spine

none

 

 

 

Femoral Neck

Quadriceps 1-RM

.423

.112

.501 ***

 

Age

-.371

 

 

Trochanter

Quadriceps 1-RM

.395

.156

.144 ***

Total Hip

Quadriceps 1-RM

.650

.114

.414 ***
RM = repetition maximum. Independent variables: age, quadriceps 1-RM, and hamstrings 1-RM. *** p < 0.001.