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Table 3 Inclusion and exclusion criteria overview of reviews

From: Screening for periodontal diseases by non-dental health professionals: a protocol for a systematic review and overview of reviews

  Inclusion Exclusion
Study design Systematic reviews with or without meta-analyses All other study designs
Population Adults aged 18 years and above with diagnosed periodontal disease People without diagnosed periodontal disease
Children, pregnant women, populations with increased risks for periodontal diseases
Interventions Early treatments for periodontal diseases (non-surgical treatments) Surgical treatments
Comparison No treatment or other early (non-surgical) treatments Surgical treatments
Outcomes No limitations None
Setting No limitations  
Country At least 50% of included studies have to be conducted in countries having a very high UNESCO human development index: Andorra, Argentina, Australia, Austria, Bahrain, Belgium, Brunei Darussalam, Canada, Chile, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hong Kong China (SAR), Hungary, Iceland, Ireland, Israel, Italy, Japan, Korea (Republic of Korea), Kuwait, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Montenegro, Netherlands, New Zealand, Norway, Poland, Portugal, Qatar, Romania, Russian Federation, Saudi Arabia, Singapore, Slovakia, Slovenia, Spain, Sweden, Switzerland, United Arab Emirates, UK, USA
If countries of primary studies are not reported in the systematic review we will include this reference and report on doubts about the applicability to countries having a very high UNESCO human development index.
All other countries
Date of search 1/2007 onwards Before 1/2007
Publication language English, German Non-English or non-German language
  1. KQ key question, UNESCO United Nations Educational, Scientific and Cultural Organization