Table 3 The distribution of cervical sagittal parameters according to age

< 25

71

8.43 ± 7.23

18.21 ± 8.32

25.21 ± 16.23

35 (49.3%)

25–39

65

5.21 ± 8.22

18.91 ± 7.45

26.32 ± 14.98

29 (44.6%)

40–54

54

1.41 ± 7.11

19.12 ± 8.34

24.89 ± 16.39

21 (38.9%)

> 55

45

− 3.23 ± 9.89

18.23 ± 7.91

26.91 ± 15.31

5 (11.1%)

p

–

< 0.05

n.s.

n.s.

< 0.05