Skip to main content

Table 6 Calculated RMS (%MVIC) differences between the mean (∆RMS) and percentage of the differences (% dif) between conditions for all performed exercises and investigated muscles

From: Neuromuscular shoulder activity during exercises with different combinations of stable and unstable weight mass

 

Conditions

Exercise

Muscle

P vs PG

P vs PW

P vs PWG

PG vs PW

PG vs PWG

PW vs PWG

∆RMS

% dif

∆RMS

% dif

∆RMS

% dif

∆RMS

% dif

∆RMS

% dif

∆RMS

% dif

In/Ex rotation

U.TA

120

81.1

20

20.3

153

92.1

100*

63.3

33

14.7

133*

76.1

DE

61*

39.5

7

5.5

71*

44.4

54*

34.2

10

5.3

64*

39.3

L.TA

72*

41.4

26*

17.1

90*

49.2

46*

24.6

18*

8.1

64*

32.5

LD

25*

53.8

6

16.1

33*

65.2

19*

38.4

8

12.7

27*

50.5

SA

117*

68.9

40*

30.4

154*

81.8

77*

40.5

37*

15

114*

54.7

PE

19

38.4

26

56.4

16

31.4

7*

19.2

3

7.1

10*

26.2

Ab/Ad

U.TA

100*

63.3

27

22.1

89*

58.4

73*

42.6

11

5.3

62

37.2

DE

73*

58.9

16

16.7

93*

69.6

57*

43.2

20

11.6

77*

54.3

L.TA

97*

62.9

9

9.2

91*

66.2

88*

60.7

6

3.1

82*

57.6

LD

15*

47.5

4

15.4

19*

56.7

11*

32.7

4

9.6

15*

42.1

SA

89*

70.3

16*

17.8

90*

70.7

73*

54.3

1

0.6

74*

54.7

PE

7

13.9

5

11.1

5

10.0

12

25

2

3.8

10*

22.9

diagonal F/E

U.TA

72*

43.5

5

3.7

65*

40.1

67

40.0

7

3.4

60*

36.6

DE

49*

28.9

5

3.3

44

26.4

44

25.6

5

2.5

39

23

L.TA

71*

45.1

28

20.6

60*

39.5

43

25.1

11

5.7

32

19.3

LD

14*

33.3

1

2.7

17*

39.1

13*

30.6

3

5.8

16*

36.3

SA

54*

35.4

23

16.7

53*

35

31

18.9

1

0.6

30

18.3

PE

27

35.3

11

16.1

30*

38.5

16*

19.4

3

3.3

19

22.7

  1. P: empty pipe (0.5 kg); PG: weight (stable mass; 4.5 kg); PW: water (unstable mass; 1 kg); PWG: water + weight (unstable mass; 4.5 kg); U/L. TA: upper/lower trapezius; DE deltoid, LD latissimus dorsi, SA serratus anterior, PE pectoralis major; *: statistical significant difference p < 0.008