Table 4 Inclusion and exclusion criteria for selected trials

Randomized or nonrandomized controlled trials, prospective, and retrospective clinical studies, case studies or case series

Review articles or expert opions, case studies or case series (less than five implants), and preclinical studies

CT or CBCT scans that were used for computerized planning in s-CAIS, d-CAIS, 3D-augmented reality and robotic-assisted surgery;

Patient with zygomatic implants or mini-implants for orthodontic purposes;

Intraoral scanning and extraoral scanning that were used for merging the data planning;

Studies involving MRI or panoramic approaches for planning or determining the accuracy;

Partially or completely edentulous sites

Implant site preparation and implant insertion were included;

Deviation between virtual planned and actual positions were digital measurement such as non-radiographic and radiographic methods;

Measurement of all studies were the outcome of accuracy and clear description on accuracy measurements including 3D-coronal, 3D-apical, and angular deviation;

The review wrote in English language and both abstract and full article available