Table 2. Mean values (SD) of the thoracic, lumbar spine and pelvic tilt (°) in the four postures measured in elite and master cyclists.
|
|
Elite |
Master |
Mean difference (95% CI) |
p- value |
Effect size |
Standing |
Thoracic spine |
48.2 (8.1) |
47.0 (9.2) |
1.15° (-1.98 to 4.28) |
.469 |
.13 |
Lumbar spine |
-27.3 (7.2) |
-25.3 (6.3) |
-2.01° (-4.46 to .43) |
.106 |
.29 |
Pelvic tilt |
13.7 (5.5) |
11.3 (5.2) |
2.40° (.46 to 4.33) |
.016 |
.44 |
Upper handlebar |
Thoracic spine |
35.0 (10.8) |
39.7 (8.5) |
-4.61° (-8.12 to -1.11) |
.010 |
.46 |
Lumbar spine |
25.3 (7.6) |
22.9 (7.5) |
2.40° (-.32 to -5.12) |
.084 |
.31 |
Pelvic tilt |
24.6 (5.9) |
21.7 (6.2) |
2.93° (.74 to 5.12) |
.009 |
.47 |
Middle handlebar |
Thoracic spine |
35.3 (10.8) |
37.5 (10.5) |
-2.18° (-6.03 to 1.66) |
.264 |
.20 |
Lumbar spine |
26.0 (7.8) |
24.2 (7.5) |
1.85° (-.91 to 4.61) |
.188 |
.31 |
Pelvic tilt |
29.0 (6.3) |
26.5 (6.5) |
2.45° (0.13 to 4.76) |
.038 |
.37 |
Lower handlebar |
Thoracic spine |
37.18 (9.79) |
40.6 (10.0) |
-3.36° (-6.94 to .21) |
.065 |
.33 |
Lumbar spine |
28.5 (7.8) |
25.2 (7.3) |
3.26° (.53 to 5.99) |
.200 |
.42 |
Pelvic tilt |
36.3 (6.3) |
33.4 (6.5) |
2.95° (0.63 to 5.26) |
.013 |
.45 |