|1||NCT00869882||Completed||SPONGIT: Comparison of Two Surgical Approaches in the Treatment of Degenerative Spondylolysthesis||
||60||All||18 Years to 74 Years (Adult, Senior)||NCT00869882||CHUBX 2008/33||SPONGIT||June 2009||November 2013||November 2013||March 26, 2009||October 30, 2014||
|2||NCT00000411||Completed||Spine Patient Outcomes Research Trial (SPORT): Spinal Stenosis||
||Other / NIH / U.S. Fed||
||289||All||18 Years and older (Adult, Senior)||NCT00000411||U01 AR45444 NIAMS-004B
|March 2000||April 2015||April 2015||November 4, 1999||August 4, 2015||
† Study has passed its completion date and status has not been verified in more than two years.