Citation Year Title, Authors
Number and type of primary studies
With or without metaanalysis
Population
Intervention
Comparator
Outcome measures
Outcome measures
Primary
Secondary
Findings
Included Excluded
Summary Finding
Quality
Effective, statistically significant
?Cochrane review
Indeterminate or of limited effect Likely to be ineffective or potentially harmful
composite outcome of success after 24 months; no statistically significant differences in mean ODI, pain score or SF-36 scores. NB: trial was designed as a non-inferiority trial, but appears to have been analysed as a superiority trial Discectomy versus non-surgical therapy for radiculopathy with prolapsed lumbar disc: one RCT for open discectomy found that surgery was associated with lower likelihood of poor results (statistically significant) after one year, but not long term. A higher
212
Chronic Pain Health Needs Assessment
PRISMA – items not reported Critical Appraisal bias, heterogeneity, size of effect estimate and precision, generalizability
OCEBM level
Comments