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Table 1 Demographic characteristics

From: The impact of disease time, cervical alignment and range of motion on cervical vertebral Hounsfield unit value in surgery patients with cervical spondylosis

Variable

Mean/N

SD/%

Age (years)

55.98

10.61

 < 40

66

7.22

 40–50

215

23.55

 50–60

304

33.30

 60–70

254

27.82

 > 70

74

8.11

Sex

 Male

563

61.66

  < 40

48

5.26

  40–50

125

13.69

  50–60

180

19.71

  60–70

163

17.85

  > 70

47

5.15

 Female

350

38.34

  < 40

18

1.97

  40–50

90

9.86

  50–60

124

13.58

  60–70

91

9.97

  > 70

27

2.96

Body mass index (kg/m2)

24.91

5.63

Combined neck pain

315

34.50

Disease time (months)

 Male

22.64

30.98

 Female

31.89

38.59

Comorbidities

330

36.14

 Hypertension

169

18.51

 Diabetes

59

6.46

 Cardiac disease

25

2.74

 Merged

77

8.43

Disease type

 Radiculopathy

90

9.86

 Spondylosis

657

71.96

 Mixed

166

18.18

HU value

 C2

371.86

83.23

 C3

360.13

76.28

 C4

372.50

79.36

 C5

360.93

79.79

 C6

319.35

73.40

 C7

274.08

61.27

  1. Values are the mean and standard deviation or number and percentage