Table 1.

Inclusion and exclusion criteria.

Inclusion Criteria	Exclusion Criteria
Literature in English language	Literature in a language other than English
Human clinical studies	Animal studies
In vitro studies	Letters to the editor, case reports, technical reports, cadaver studies, dissertations, incomplete trials, unpublished abstracts, reports, commentaries, and review papers.
Studies comparing the physical properties of the 3D-printed provisional crowns and fixed dental prosthesis (FDP) materials with other materials and methods used for the fabrication of provisional crowns and FDP.	Studies comparing properties other than physical and mechanical properties.
Studies comparing mechanical properties of 3D-printed provisional crowns and FPD materials with other materials and methods used for the fabrication of provisional crowns and FPD.	Studies discussing properties of only 3D-printed provisional materials but do not compare them with other types of provisional materials
	Studies comparing accuracy, marginal, and internal adaptation of 3D-printed provisional materials with other types of provisional materials.
	Studies discussing effects of various 3D-printing parameters (printing orientation, resin color setting, layer thickness, degree of conversion, etc.) on mechanical properties and accuracy of 3D-printed crown and bridge provisional restorative material.
	Studies discussing materials under trial