Time Course of Changes in Serum Oxidative Stress Markers to Predict Outcomes for Surgical Treatment of Lumbar Degenerative Disorders

Table 2

Levels of reactive oxygen metabolites (ROM) before and after surgery.

	Before surgery	3 months	6 months	1 year
ROM (U.CARR)
	(193-755)	(249-588)	(251-673)	(205-599)

ROM: reactive oxygen metabolites. Data are the (range). for comparisons using a paired -test (compared with ROM before surgery).