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Table 2 Ranges of motion per individual per segment expressed in degrees, for both T1 and T2. tROM = total range of motion from C4-C7, sROM = segmental range of motion, SD = standard deviation

From: An observational study of quality of motion in the aging cervical spine: sequence of segmental contributions in dynamic fluoroscopy recordings

Individual

T1

T2

tROM (˚)

C4-C7

sROM (˚)

C4-C5

sROM (˚)

C5-C6

sROM (˚)

C6-C7

tROM (˚)

C4-C7

sROM (˚)

C4-C5

sROM (˚)

C5-C6

sROM (˚)

C6-C7

1

23.2

14.7

0.2

8.3

15.3

3.6

5.0

6.8

2

55.8

23.9

20.9

11.0

53.5

14.5

17.5

21.6

3

13.1

6.5

2.7

4.0

10.8

4.4

2.9

3.5

4

25.2

4.9

0.2

20.2

8.1

5.9

1.0

1.1

5

21.1

13.1

4.7

3.3

19.4

12.5

3.5

3.4

6

24.9

9.7

8.2

7.0

22.1

11.1

6.4

4.5

7

15.5

10.2

4.7

0.6

23.9

14.5

5.7

3.8

8

16.4

9.2

7.3

0.2

13.9

6.5

4.8

2.6

9

27.4

9.1

14.7

3.7

22.4

11.5

8.6

2.3

10

35.5

10.2

15.3

10.1

33.6

8.9

15.2

9.5

Average (SD)

25.8 [15.5;55.8]

11.1 [4.9;23.9]

7.9 [0.2;20.9]

5.8 [0.2;20.2]

22.3 [8.1;53.3]

9.3 [3.6;14.5]

7.1 [1.0;17.5]

5.9 [1.1;21.6]