Table 2.

Two- and five-year follow-up: comparison of pain levels (0–10 scale) among participants pre- vs. post-surgery (n = 20)

Area of pain	Pre-surgery	2 year post-surgery	p value	5 year post-surgery	p value
Headaches	8.10	4.35	< 0.0001	5.75	< 0.00002
Neck	6.45	4.05	< 0.002	4.7	NS (< .091)
Joints	5.30	4.60	NS	3.70	< 0.018
Muscles	5.95	4.70	< 0.009	4.45	NS (< .069)