Risk of bias assessment of systematic reviews regarding dental implant placement in smokers: An umbrella systematic review

Ref ID 313
First Author O. B. de Oliveira-Neto
Journal JOURNAL OF PROSTHETIC DENTISTRY
Year Of Publishing 2018
URL https://www.thejpd.org/article/S0022-3913(18)30076-3/fulltext
Keywords • Dentistry
• Pre-specification
• Searching
• Protocols
Problem(s) • High risk of bias (ROBIS)
• Insufficient literature searches
• Lack of prespecification in eligibility criteria
• No registered or published protocol
Number of systematic reviews included 6
Summary of Findings 83% (5/6) included systematic reviews on dental implant placement in smokers had a risk of bias (high or unclear) according to ROBIS. Key areas of concern were lack of a priori protocol, insufficient literature searches; and ambiguous eligibility criteria.
Did the article find that the problem(s) led to qualitative changes in interpretation of the results? N/A
Are the methods of the article described in enough detail to replicate the study? Yes