Table 2. Descriptive statistics and effect analyses for the pre- and post-test values of Near-Infrared Spectroscopy (NIRS), Tensiomyography (TMG), and Myotonometry (MMT) for both dose conditions (2x1 min, 2x3 min) of foam rolling for the right (EXP) and for the left (CON) anterior thigh.
|
|
|
dose 2x1 min |
dose 2x3 min |
main effects |
interaction |
| pre |
post |
pre |
post |
dose |
time |
dose x time |
| M |
(SD) |
M |
(SD) |
M |
(SD) |
M |
(SD) |
F[1, 19] |
(p) η²part |
F[1, 19] |
(p) η²part |
F[1, 19] |
(p) η²part |
| NIRS |
R/IR ratio (AU) |
EXP (right) |
118.4 |
(17.5) |
121.0# |
(16.1) |
117.9 |
(29.0) |
128.0# |
(26.0) |
0.646 |
(0.432) 0.033 |
7.589 |
(0.013)* 0.285 |
7.098 |
(0.015)* 0.272 |
| CON (left) |
115.5 |
(13.8) |
113.6 |
(14.2) |
115.9 |
(28.5) |
118.5 |
(27.5) |
0.273 |
(0.608) 0.014 |
0.048 |
(0.829) 0.003 |
3.192 |
(0.090) 0.144 |
| TMG |
Dm (mm) |
EXP (right) |
8.9# |
(2.8) |
8.8# |
(3.3) |
8.8# |
(2.8) |
9.0 |
(2.4) |
0.002 |
(0.965) <0.001 |
0.063 |
(0.805) 0.003 |
0.879 |
(0.360) 0.044 |
| CON (left) |
7.3 |
(3.0) |
7.8 |
(3.0) |
7.8 |
(2.9) |
8.3 |
(2.9) |
2.505 |
(0.130) 0.116 |
2.558 |
(0.126) 0.119 |
0.003 |
(0.954) <0.001 |
| MMT |
S (N/m) |
EXP (right) |
242.6 |
(32.3) |
238.6 |
(31.6) |
231.2 |
(35.4) |
226.8 |
(35.5) |
7.165 |
(0.015)* 0.274 |
12.074 |
(0.003)* 0.389 |
0.018 |
(0.895) 0.001 |
| CON (left) |
247.8 |
(38.7) |
243.7 |
(36.7) |
236.3 |
(38.0) |
235.9 |
(38.2) |
5.266 |
(0.033)* 0.217 |
1.763 |
(0.200) 0.085 |
0.956 |
(0.341) 0.048 |
* statistically significant ANOVA effect;# statistically significant difference between EXP and CON limb at any single time point of measurement (t-test); M=mean; SD= standard deviation; R/IR ratio=red/infrared ratio mean value of the interval between the 60th and the 120th second; Dm muscle belly displacement; S tissue stiffness
