Table 2.

Data collection and outcome measures

Time in weeks	?	0	2,4	8	12	26	38	52	78	104
Likert	X	X	X	X	X	X	X	X	X	X
Neurological examination		X		X		X		X
Severity of complaints (VAS)	X	X	X	X	X	X	X	X	X	X
McGill	X
Health Status (SF 36)	X			X		X		X		X
Functional Status (RDQ)	X	X	X	X	X	X	X	X	X	X
EuroQol/VAS Q-of-life	X	X	X	X	X	X	X	X	X	X
MRI		X							X
Costs	X	X	X	X	X	X	X	X	X	X
Prolo	X			X		X		X
Complications		X		X		X		X
Surgery				X		X		X	X	X
SFBI	X	X		X		X		X		X