Table 2 Average values, reliability and minimum detectable change for cervical and scapulothoracic impairment measures

Rater 1 (Ave, SD)

Rater 2 (Ave, SD)

ICC (95% CI); MDC

Rater 1 (Ave, SD)

Rater 2 (Ave, SD)

ICC (95% CI) ; MDC

Cervical AROM (degrees)

Flexion

61(8)

58(8)

0.45 (0.06-0.74); 14

48(11)

48(13)

0.69 (0.36-0.87); 16

Extension

70(14)

67(11)

0.79 (0.54-0.91); 15

56(13)

56(13)

0.78 (0.50-0.91); 16

R. Side bend

42(7)

44(8)

0.58 (0.21-0.81); 12

39(7)

43(6)

0.47 (0.06-0.75); 12

L. Side bend

46(8)

45(7)

0.79 (0.54-0.91); 9

39(7)

39(6)

0.68 (0.34-0.87); 9

R. Rotation*

87(9)

85(8)

0.69 (0.37-0.87); 12

70(11)

64(13)

0.51 (0.09-0.78); 21

L. Rotation

86(8)

84(7)

0.73 (0.43-0.88); 5

66(11)

65(13)

0.70 (0.37-0.87); 17

Cervical Muscle Strength (kg·F)

Flexion

10.8(4.7)

9.8(3.7)

0.85 (0.64-0.94); 4.4

12.2(6.3)

8.8(3.4)

0.54 (0.05-0.81); 8.7

Extension*

21.4(7.6)

18.1(6.5)

0.82 (0.15-0.95); 8.2

19.2(7.7)

12.4(4.9)

0.39 (−0.10-0.73); 12.5

R. Side bend*

18.3(7.1)

15.9(4.2)

0.67 (0.33-0.86); 9.5

15.1(4.8)

14.0(3.9)

0.56 (0.22-0.82); 7.2

L. Side bend*

18.5(6.9)

14.3(4.7)

0.72 (0.01-0.91); 9.0

14.0(5.2)

12.3(3.9)

0.72 (0.37-0.89); 6.3

Cervical Muscle Endurance (seconds)

Flexion

33.9(24.4)

39.0(25.8)

0.72 (0.42-0.88); 34.1

29.0(14.6)

28.5(16.5)

0.40 (−0.07-0.72); 27.8

Extension

229.9(109.1)

231.8(68.3)

0.03 (−0.50-0.52); 178.3

143.8(105.6)

147.6(96.4)

0.83 (0.61-0.93); 110.2

Scapulothoracic Muscle Strength (kg·F)

R. Middle Trapezius

14.0(4.9)

13.3(4.2)

0.88 (0.71-0.95); 4.2

11.7(4.6)

10.4(2.5)

0.56 (0.18-0.80); 6.1

L. Middle Trapezius

13.9(5.3)

12.9(4.0)

0.73 (0.44-0.88); 6.3

11.6(5.1)

10.0(1.8)

0.37 (−0.06-0.69); 7.0

R. Rhomboid

19.3(8.2)

17.2(7.1)

0.88 (0.62-0.96); 7.2

15.0(5.9)

12.7(4.5)

0.59 (0.21-0.82); 8.4

L. Rhomboid

20.0(8.7)

15.7(4.9)

0.58 (0.11-0.82); 11.6

14.7(5.8)

11.7(3.8)

0.33 (−0.07-0.66); 9.2

R. Lower Trapezius

12.4(5.0)

12.0(3.0)

0.63 (0.27-0.84); 6.3

10.3(3.6)

10.2(2.8)

0.78 (0.51-0.91); 3.9

L. Lower Trapezius

12.1(4.7)

12.2(3.3)

0.73 (0.44-0.89); 5.4

11.0(4.4)

9.6(2.5)

0.65 (0.28-0.85); 5.3

Scapulothoracic Muscle Length (cm)

R. Latissimus Dorsi*

6.4(5.2)

6.9(5.1)

0.91(0.78-0.96); 4.2

5.1(3.5)

10.7(4.0)

0.19 (−0.11-0.53); 7.6

L. Latissimus Dorsi*

6.1(5.0)

6.9(5.6)

0.93 (0.82-0.97); 3.8

5.6(3.6)

9.6(3.9)

0.23 (−0.11-0.57); 7.4

R. Pectoralis Minor

4.9(1.5)

4.9(1.5)

0.71 (0.40-0.87); 2.1

5.7(1.4)

5.9(1.1)

0.82 (0.59-0.93); 1.4

L. Pectoralis Minor

4.5(0.9)

4.6(0.8)

0.40 (−0.05-0.72); 1.6

5.1(1.2)

5.5(0.9)

0.68 (0.34-0.86); 1.6