Fifteen to twenty-five year functional outcomes of twenty-two patients treated with posterior Cotrel-Dubousset type instrumentation: a limited but detailed review of outcomes

Table 1 Long-term VAS and Oswestry Disability Scores

Outcome item	Mean value	P value distal fusion level	R squared with respect to time	P value with respect to time
VAS Back Pain	2.5	0.917	0.177	0.051
Oswestry Disability	15.36	0.715	0.092	0.168

ISSN: 2397-1789