The Egyptian Journal of Neurology, Psychiatry and Neurosurgery

Table 2 Comparison between preoperative VAS-N and at different follow-up intervals among ACDF group

From: Single level anterior cervical discectomy and fusion versus dynamic cervical implant: clinical and radiological outcome

	Mean	±SD
Pre VAS-N	5.13	1.302
Post VAS-N 1 month	1.73	0.704
Post VAS-N 3 months	0.87	0.743
Post VAS-N 12 months	0.53	0.640

Repeated measure ANOVAs. Pre vs 1 month (HS), pre vs 3 months (HS), pre vs 12 months (HS), 1 month vs 3 months (HS), 1 month vs 12 months (HS), 3 months vs 12 months (S), using Post Hoc test
VAS-N Visual analogue scale for neck pain, SD Standard deviation, S Significant, HS Highly significant

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