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Body Density Equations
For
quick and easy body assessment use the
Harpenden Skinfold Caliper Body Assessment Software
LINEAR REGRESSION
EQUATIONS (DURNIN & WORMERSLEY)
BODY DENSITY = C-[M(LOG10 SUM OF ALL FOUR SKINFOLDS)]
MALE |
17-19 |
20-29 |
30-39 |
40-49 |
50 |
C |
1.1620 |
1.1631 |
1.1422 |
1.1620 |
1.1715 |
M |
0.0630 |
0.0632 |
0.0544 |
0.0700 |
0.0779 |
FEMALE |
16-19 YRS |
20-29 YRS |
30-39 YRS |
40-49 YRS |
50 + YRS |
C |
1.1549 |
1.1599 |
1.1423 |
1.1333 |
1.1339 |
M |
0.0678 |
0.0717 |
0.0632 |
0.0612 |
0.0645 |
THE SIRI EQUATION
BODY DENSITY EQUATIONS (JACKSON & POLLOCK)
MALE BD = 1.0990750 - 0.0008209 (X2) +
0.0000026 (X2)2 - 0.0002017 (X3) - 0.005675 (X4) + 0.018586 (X5)
Where
X2 = sum of the chest, abdomen and thigh
skinfolds in mm
X3 = age in years
X4 = waist circumference in cm
X5 = forearm circumference in cm
FEMALE BD = 1. 1 470292 - 0.0009376 (X3)
+ 0.0000030 (X3)2 - 0.000 1 1 56 (X4) - 0.0005839 (X5)
Where
X3 = sum of triceps, thigh and suprailiac
skinfolds, in mm
X4 = age in years
X5 = gluteal circumference, in cm
Contact
Us for Additional Details
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