Table 4.
EThe results of the maximal isometric lumbar extension strength test. All values are presented as the median (range).
RT-WBV
RT
Welch’s t-test
p-value
0 deg
Pre
1.91
(.86-5.33)
1.99
(.56-3.97)
(Nm/kg)
Post
2.54
(.78-5.01)
2.11
(.49-4.69)
Percent change
1.60
(.74-2.85)
1.37
(.72-5.17)
.51
12 deg
Pre
1.60
(1.06-4.86)
1.47
(.66-3.20)
(Nm/kg)
Post
2.51
(1.05-6.15)
2.12
(.64-3.98)
Percent change
1.66
(.77-2.89)
1.3
(.67-2.13)
.36
24 deg
Pre
2.48
(1.48-6.72)
1.81
(1.01-3.77)
(Nm/kg)
Post
2.87
(1.91-7.31)
2.45
(1.33-4.51)
Percent change
1.19
(.93-1.83)
1.31
(0.89-2.45)
.48
36 deg
Pre
2.82
(1.68-6.86)
2.45
(1.39-4.13)
(Nm/kg)
Post
3.44
(2.67-7.68)
2.92
(1.50-4.88)
Percent change
1.26
(.79-1.86)
1.17
(.99-2.01)
.60
48 deg
Pre
3.13
(2.14-7.55)
2.76
(1.58-5.37)
(Nm/kg)
Post
3.85
(2.57-7.97)
3.19
(1.78-5.65)
Percent change
1.18
(.80-2.08)
1.2
(.83-1.73)
.54
60 deg
Pre
3.12
(1.80-7.76)
3.19
(1.72-5.59)
(Nm/kg)
Post
4.27
(3.01-8.46)
3.56
(2.19-5.69)
Percent change
1.26
(.91-1.91)
1.14
(.91-1.56)
.02
72 deg
Pre
3.74
(2.48-8.14)
3.43
(2.40-6.30)
(Nm/kg)
Post
4.53
(3.46-8.81)
4.12
(2.80-6.60)
Percent change
1.21
(.87-1.58)
1.14
(.95-1.40)
.39
RT-WBV, resistance training with whole-body vibration; RT, resistance training.