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Table 2 Radiological results of surgery in 24 study patients

From: Enlarged anterior cervical diskectomy and fusion in the treatment of severe localised ossification of the posterior longitudinal ligament

Item

Value

OR, %

 Before surgery

58.9 ± 6.1 (51–72)

 After surgery

10.6 ± 5.5 (0–18)#

SSA angle, degrees

 Before surgery

0.5 ± 4.4 (−8.8–7.5)

 Immediate after surgery

4.1 ± 2.9 (−0.3–8.9)#

 Three month after surgery

3.2 ± 3.1 (−1.8–8.1)#

 At the last follow-up

2.7 ± 3.2 (−2.4–7.9)#

FSH, mm

 Before surgery

32.8 ± 2.1 (29.0–37.5)

 Immediate after surgery

35.2 ± 2.2 (30.9–40.0)#

 Three month after surgery

33.4 ± 2.4 (28.4–38.0)

 At the last follow-up

32.5 ± 2.4 (27.4–37.2)

ROM, degrees

 Before surgery

34.9 ± 7.7 (16.9–46.6)

 Three month after surgery

26.2 ± 7.2 (11.3–39.8)#

 At the last follow-up

31.4 ± 7.2 (16.5–45.0)

  1. Values are expressed as the mean ± standard deviation (range)
  2. # P < 0.05, compared with the data before surgery