Table 7. Mean (SD) distance of the centre of mass position in the longitudinal axis from the distal end point (COM, cm) of adult Caucasian male ( = 10), male swimmers ( = 10) and female swimmers ( = 8).
| |
|
Estimation Method |
| Segment |
Group |
C |
Y |
Z1 |
Z2 |
Z3 |
DXA |
| Head |
Adult male |
11.91 (.86) |
11.81 (1.21) |
11.88 (1.68) |
14.77 (1.31) |
12.05 (.87) |
11.32 (.88) |
| Male swimmers |
13.04 8.72) |
11.94 (.86) |
13.98 (1.42) |
15.48 (1.80) |
13.19 (.73) |
11.57 (.55) |
| Female swimmers |
12.01 (.86) |
11.14 (.92) |
12.12 (1.80) |
15.15 (.54) |
12.15 (.87) |
11.69 (.31) |
| Trunk |
Adult male |
35.70 (.92) |
27.29 (.839 |
26.18 (.55) |
28.42 (1.32) |
28.36 (.73) |
27.96 (1.08) |
| Male swimmers |
37.89 (1.32) |
30.27 (.99) |
28.47 (1.21) |
31.94 (1.11) |
30.11 (1.05) |
30.81 (.89) |
| Female swimmers |
34.47 (1.62) |
26.48 (1.13) |
24.78 (1.38) |
27.16 (1.13) |
27.39 (1.29) |
27.02 (.89) |
| Head + Trunk |
Adult male |
39.10 (.87) |
32.71 (1.23) |
32.12 (.65) |
34.87 (1.71) |
34.73 (.97) |
33.74 (1.27) |
| Male swimmers |
41.44 (1.30) |
35.27 (1.15) |
34.72 (1.18) |
38.55 (1.44) |
36.20 (.97) |
36.39 (.99) |
| Female swimmers |
38.09 (1.63) |
31.44 (1.32) |
31.51 (1.51) |
33.92 (1.15) |
33.91 (1.40) |
33.06 (.89) |
| Upper arm |
Adult male |
14.68 (.85) |
15.78 (.94) |
16.19 (1.59) |
13.26 (.72) |
12.56 (.73) |
15.28 (.829 |
| Male swimmers |
15.76 (1.19) |
17.20 (1.20) |
17.74 (1.88) |
14.10 (1.04) |
13.48 (1.02) |
16.18 (1.43) |
| Female swimmers |
14.68 (.73) |
16.02 (.74) |
16.79 (1.20) |
13.38 (.64) |
12.56 (.63) |
15.26 (.52) |
| Forearm |
Adult male |
14.93 (1.16) |
14.79 (1.29) |
11.03 (1.58) |
9.97 (.82) |
13.87 (1.08) |
15.40 (1.23) |
| Male swimmers |
15.77 (1.32) |
15.49 (1.28) |
11.86 (1.85) |
10.46 (.92) |
14.65 (1.23) |
16.46 (1.51) |
| Female swimmers |
14.47 (.97) |
14.10 (.89) |
10.22 (1.33) |
9.43 (.72) |
13.44 (.90) |
14.86 (1.01) |
| Thigh |
Adult male |
26.38 (1.92) |
24.06 (1.75) |
19.21 (2.08) |
22.23 (2.38) |
25.74 (1.88) |
24.42 (1.75) |
| Male swimmers |
27.21 (2.15) |
24.84 (1.96) |
19.23 (2.59) |
23.13 (2.42) |
26.55 (2.10) |
24.80 (2.20) |
| Female swimmers |
26.19 (1.59) |
24.51 (1.61) |
19.91 (1.92) |
22.39 (2.32) |
25.56 (1.55) |
23.85 (1.35) |
| Shank |
Adult male |
24.36 (1.74) |
24.09 (1.75) |
25.38 (2.17) |
26.34 (1.81) |
23.01 (1.65) |
24.49 (1.75) |
| Male swimmers |
25.74 (1.91) |
25.50 (2.19) |
26.81 (2.56) |
27.82 (2.12) |
24.32 (1.80) |
25.72 (2.23) |
| Female swimmers |
23.72 (1.72) |
23.28 (1.64) |
24.32 (2.24) |
25.48 (1.69) |
22.40 (1.62) |
23.66 (1.56) |
(C) Chandler model; (Y) Yeadon model; (Z1) Zatsiorsky simple regression model; (Z2) Zatsiorsky multiple regression model;(Z3) Zatsiorsky geometric model (Z3); (DXA) and the proposed estimation protocol using DXA.
