Table 2 Effects of a 12-week supervised BFR training program on health-related quality of life, limitation of daily activities and laboratory parameters in patients with polymyositis and dermatomyositis

SF-36 physical function

57.5 ± 23.2

80.4 ± 11.6

1.03

39.82

0.003*

SF-36 role physical

31.3 ± 42.8

62.5 ± 39.2

0.76

99.68

0.041*

SF-36 bodily pain

59.4 ± 11.4

86.9 ± 14.8

2.52

46.29

0.002*

SF-36 general health

71.4 ± 20.1

83.8 1 ± 5.6

0.65

17.36

0.003*

SF-36 vitality

54.6 ± 20.4

84.2 ± 9.3

1.52

54.21

0.003*

SF-36 social function

65.6 ± 33.7

89.6 ± 17.5

0.74

36.58

0.017*

SF-36 role emotional

27.8 ± 44.6

77.8 ± 38.5

1.17

179.85

0.014*

SF-36 mental health

62.3 ± 20.8

79.0 ± 16.9

0.83

26.80

0.007*

HAQ

1.5 ± 1.9

0.6 ± 0.6

-0.49

-60.00

0.004*

VAS patient

3.4 ± 1.4

1.6 ± 1.2

-1.51

-52.94

0.008*

VAS physician

2.6 ± 1.2

1.2 ± 0.6

-1.21

-53.84

0.004*