Table 1. Inclusion and exclusion
Criterion Inclusion criteria Exclusion criteria
Research   Goal or research question described Neither goal nor research question described
Study design described and appropriate Review papers
Data collection and analysis methods were described System description without data evaluation
Results were described and discussed  
Focus on technology   Combination of real and virtual environments Used augmented or mixed reality in name but investigated only virtual reality
Interactive in real-time  
Real or perceived registration in 2D or 3D  
Content   Healthcare education Education without medicine or only surgical focus
Medical education Medicine without education or only treatment or rehabilitation focus
  Patient education related to treatment
  Dentistry, veterinary medicine or other fields of education
Int J Med Educ. 2020; 11:1-18; doi: 10.5116/ijme.5e01.eb1a