Reconciliation of Cochrane 2013 and Manchikanti 2015 review

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Trials

Trial	Design	Cochrane	Manchikanti	Include in current review? Comments
Cuckler, 1985 PMID 3155742	RCT: Steriod/anesthetic vs anesthetic	Yes, but not pooled	Not mentioned	Yes
Zahhar, 1991 PMID NA	RCT: Steriod/anesthetic vs anesthetic	Yes, but not pooled	Not mentioned	Yes
Fukusaki, 1998 PMID 9647457	RCT: Steriod/anesthetic vs anesthetic or block	Yes, but not pooled	Included	Yes
Wilson-MacDonald, 2005 PMID 15773645	Epidural steroid/anesthetic vs remote steroid/anesthetic	Excluded	Yes, but not pooled	No Included patients without spinal stenosis and results could not be ungrouped. Found short-term benefit.
Koc, 2009 PMID 19404172	RCT: Steriods vs physical therapy	Included, but not in any forest plot	Yes, but not pooled	No Data only in continuous formats
Lee, 2009 PMID 19333170	Compared the effectiveness of interlaminar (IL) and bilateral transforaminal (TF) injections	No	Yes, but not pooled	No No control group. Found TF better than IL
Nam, 2011 PMID 22506167	Epidural steroids vs epidural lidocaine	Not mentioned	Yes, but not pooled	Steroids better than anesthetic Binary outcomes Added
Manchikanti, 2012 PMID 22996849	Reports on 60 of 120 subjects	Not mentioned	Yes, but not pooled	Yes, but results replaced by Manchikanti, 2015 which has no missing data
Friedly, 2014 PMID 24988555	RCT: Steriod/anesthetic vs anesthetic	Yes, but not pooled	Excluded	Yes
Milburn, 2014 PMID 24688335	Epidural steroid/anesthetic vs remote steroid/anesthetic	Published after Cochrane search	Yes, but not pooled	Continuous outcome data
Manchikanti , 2015 PMID 25675062	Same subjects as Manchikanti, 2012 (PMID 22270738) but provides outcomes at two years with no missing subjects	Published after Cochrane search	Yes, but not pooled	Yes