- Framework of problems /
- Unpublished or "zombie" reviews (the file-drawer effect)
Articles that support this problem:
Unpublished systematic reviews and financial support: a meta-epidemiological study
2017 : Bmc research notes
Reporting bias in the literature on the associations of health-related behaviors and statins with cardiovascular disease and all-cause mortality
2018 : Plos biology
More systematic reviews were registered in PROSPERO each year, but few records’ status was up-to-date
2020 : Journal of clinical epidemiology
Half of systematic reviews about pain registered in PROSPERO were not published and the majority had inaccurate status
2019 : Journal of clinical epidemiology
An international survey indicated that unpublished systematic reviews exist
2009 : Journal of clinical epidemiology
Following 411 Cochrane protocols to completion: a retrospective cohort study
2008 : Plos one
Factors predicting completion and time to publication of Cochrane reviews
2009 : Open medicine
Deficiencies in the publication and reporting of the results of systematic reviews presented at scientific medical conferences
2015 : Journal of clinical epidemiology
Following Cochrane review protocols to completion 10 years later: a retrospective cohort study and author survey
2019 : Journal of clinical epidemiology
Cochrane systematic reviews for the mental health field: is the gold standard tarnished?
2013 : Psychiatric services
The fate of urological systematic reviews registered in PROSPERO
2019 : World journal of urology
Zombie reviews taking over the PROSPERO systematic review registry. It’s time to fight back!
2019 : British journal of sports medicine
Characteristics, completion and publication of PROSPERO records in regional anesthesia for acute perioperative pain
2023 : Journal of comparative effectiveness research