Table 4. Overall effects of foam roll training (FOAM), core strength training (CORE), and the control group (CG) on outcome measurements (mean ± SD; 95% CI).
FOAM (n=13) CORE (n=11) CG (n=12) ANOVA (p-value, effect size f)
Pre Post Pre Post Pre Post Time Group Time x Group
Core Strength Endurance
Ventral TMS test (s) 118 ± 39 128 ± 41 98 ± 38 112 ± 36 123 ± 37 126 ± 38 0.092 (0.30) 0.378 (0.25) 0.709 (0.15)
Lateral TMS test (s) 58 ± 20 76 ± 28 * 46 ± 13 65 ± 18* 66 ± 22 79 ± 28* <0.001 (0.99) 0.188 (0.33) 0.696 (0.15)
Dorsal TMS test (s) 92 ± 20 89 ± 22 73 ± 8 92 ± 36* 88 ± 20 88 ± 31 0.150 (0.28) 0.708 (0.15) 0.043 (0.46)
Muscle Performance
SLJ (cm) 155 ± 19 152 ± 22 172 ± 26 173 ± 29 159 ± 23 150 ± 24* 0.076 (0.31) 0.129 (0.36) 0.230 (0.31)
SLTH (cm) 472 ± 48 474 ± 62 516 ± 80 518 ± 84 474 ± 70 475 ± 75 0.696 (0.07) 0.270 (0.29) 0.997 (0.00)
Balance
Y-Balance test (%) 106 ± 6 107 ± 6 104 ± 9 106 ± 7 105 ± 7 107 ± 8 0.019 (0.43) 0.926 (0.07) 0.758 (0.14)
ROM
Stand and reach test (cm) 3.4 ± 8.8 7.3 ± 6.9* 6.4 ± 5.1 8.6 ± 5.1* 8.4 ± 5.6 9.0 ± 5.3 <0.001 (1.05) 0.405 (0.24) 0.005 (0.61)
TMS, Bourbon trunk muscle strength test; SLJ, standing long jump test; SLTH, single leg triple hop for distance test;
* significantly different from pre-test to post-test within the group.