The Egyptian Journal of Neurology, Psychiatry and Neurosurgery

Table 6 Comparison between preoperative VAS-A and at different follow-up intervals among DCI group

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

	Mean	± SD
Pre VAS-A	7.27	1.033
Post VAS-A 1 month	0.73	0.594
Post VAS-A 3 months	0.33	0.488
Post VAS-A 12 months	0.2	0.414

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 (NS), using Post Hoc test
VAS-A Visual analogue scale for arm pain, SD Standard deviation, HS Highly significant, NS Non-significant

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