Table 3 Performance variables before and after 8 weeks of training in the three groups

Muscle strength (kg)

73.7 ± 31.0

90.9 ± 46.5

17.2 ± 12.0^*

78.3 ± 25.4

97.4 ± 27.4

19.1 ± 7.0^*

82.9 ± 30.0

102.3 ± 34.6

19.4 ± 5.8^*

0.913

Single leg stance (s)

90.3 ± 87.0

115.0 ± 105.9

24.7 ± 50.6

92.6 ± 84.2

102.9 ± 61.3

10.3 ± 31.4

71.6 ± 54.6

96.7 ± 62.5

25.1 ± 10.8^*

0.731

Timed up and go (s)

7.9 ± 1.6

7.1 ± 1.2

− 0.7 ± 0.4^*,a

7.2 ± 1.0

6.6 ± 0.9

−0.6 ± 0.2^*,b

8.2 ± 1.8

6.7 ± 0.9

− 1.4 ± 0.6^{*,a, b}

0.043*