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Table 3 Pre- and postoperative ROMs of C2-C7 and the superior and inferior adjacent segments

From: Clinical and radiological outcomes following hybrid surgery in the treatment of multi-level cervical spondylosis: over a 2-year follow-up

  Preoperative Postoperative follow-up
1 month 3 months 6 months 12 months Last follow-up
C2-C7 ROM (°C) 46.39 ± 2.41 27.58 ± 4.27* 31.78 ± 5.82* 36.03 ± 4.93* 46.03 ± 4.64 47.50 ± 4.59
SAS ROM (°C) 14.25 ± 1.81 6.56 ± 1.86* 9.67 ± 2.74* 14.03 ± 1.46 14.58 ± 1.34 15.00 ± 1.15
IAS ROM (°C) 10.89 ± 1.65 6.75 ± 1.70* 8.81 ± 2.16* 10.75 ± 2.37 11.06 ± 1.91 11.47 ± 1.84
  1. Data are displayed as means ± standard deviation
  2. ROM range of motion, SAS superior adjacent segment, IAS inferior adjacent segment
  3. *Comparison between pre- and postoperative: P < 0.05