Table 4.
Comparison of the shoulder strength between the EBG and EB-DOG (Units: lb).
EBG
EB-DOG
F(
p
) for
time factor
F(
p
) for
group x time interaction
Pre-test
Post-test
Change
Pre-test
Post-test
Change
Flexion
32.1 (9.6)
37.3 (9.9)
*
6.5 (5.1)
33.8 (11.4)
40.4 (11.8)
*
5.2 (5.2)
36.663 (.000)
†
.442 (.512)
Extension
31.6(6.2)
37.6 (8.4)
*
5.9 (5.4)
32.6 (9.0)
38.5 (9.7)
*
6.0 (4.7)
38.938 (.000)
†
.003 (.960)
Abduction
36.2 (38.7)
38.7 (10.1)
4.5 (3.6)
37.9 (11.3)
41.8 (11.1)
*
2.5 (2.9)
31.175 (.000)
†
2.516 (.125)
Adduction
40.1(14.5)
45.8 (14.0)
6.9 (7.3)
41.3(135)
48.2 (16.0)
*
5.7 (7.3)
21.018 (.000)
†
.189 (.667)
H-ABD
25.9 (6.5)
28.8 (5.6)
*
6.2 (4.7)
26.5 (7.2)
32.8 (9.8)
*
33.0 (3.2)
36.639 (.000)
†
4.564 (.042)
H-ADD
22.5 (5.9)
27.3 (7.7)
*
7.8 (8.9)
24.1 (6.5)
31.9 (12.8)
4.8 (4.1)
23.210 (.000)
†
1.350 (.256)
ER
28.4 (8.3)
31.0 (8.3)
*
4.3 (2.3)
28.8 (8.5)
33.0 (9.6)
*
2.5 (2.0)
70.695 (.000)
†
4.606 (.041)
IR
29.7 (8.9)
32.6 (8.5)
*
4.2 (1.7)
29.6 (8.9)
33.8 (9.5)
*
2.9 (1.8)
120.223 (.000)
†
3.832 (.061)
Protraction
33.7 (6.8)
38.1 (6.7)
*
7.8 (5.4)
33.7 (8.3)
41.5 (8.6)
*
4.4 (2.8)
57.144 (.000)
†
4.517 (.043)
Values are described mean ± SD.
* Bonferroni correction p < 0.005 for within-group differences.
† Bonferroni correction p < 0.005 for time factor. EBG: elastic band exercise group; EB-DOG: elastic band plus double oscillation exercise group; H-ABD: horizontal abduction; H-ADD: horizontal adduction; ER: external rotation; IR: internal rotation.