Table 2.

Range of variables studied in augmented reality–assisted nonsurgical tasks.

Variable and subcategory			Study, year
Objective
	Performance score	Wang et al [41], 2017 Rigamonti et al [44], 2021
	Time for task	Chinthammit et al [31], 2014 Wang et al [41], 2017
	Accuracy	Chinthammit et al [31], 2014 Follmann et al [33], 2019
	Reliability across task performers	Broach et al [34], 2018 Kaylor et al [37], 2019 Borresen et al [67], 2022
	Patient complications	Hill [43], 2022
Subjective efficacy
	Usefulness	Chinthammit et al [31], 2014 Ponce et al [54], 2016 Wang et al [41], 2017 Broach et al [34], 2018 Carbone et al [65], 2018 Mather et al [32], 2018 Follmann et al [33], 2019 Ramsingh et al [64], 2022 Mill et al [49], 2021 Rigamonti et al [44], 2021 Hess et al [42], 2022
	Improved patient care	Martin et al [45], 2020
	Improved performance	Chinthammit et al [31], 2014 Wang et al [41], 2017
	Efficacy in communication	Wang et al [41], 2017 Borresen et al [66], 2019 Ramsingh et al [64], 2019 Martin et al [45], 2020 Bala et al [48], 2021 Mill et al [49], 2021 Hess et al [42], 2022
	Superiority to other communication methods	Ponce et al [54], 2016 Wang et al [41], 2017
Feasibility
	Ease of use	Wang et al [41], 2017 Broach et al [34], 2018 Carbone et al [65], 2018 Mather et al [32], 2018 Borresen et al [66], 2019 Martin et al [45], 2020 Mill et al [49], 2021 Rigamonti et al [44], 2021 Hess et al [42], 2022
	Interference in task	Broach et al [34], 2018 Carbone et al [65], 2018 Mill et al [49], 2021
	Comfort of device	Mather et al [32], 2018 Martin et al [45], 2020 Rigamonti et al [44], 2021
Acceptability
	Satisfaction	Ponce et al [54], 2016 Borresen et al [66], 2019 Bala et al [48], 2021 Mill et al [49], 2021 Hess et al [42], 2022
	Favorability and interest	Mather et al [32], 2018 Rigamonti et al [44], 2021 Mill et al [49], 2021 Rafi et al [47], 2021 Hess et al [42], 2022
	Trust in use	Carbone et al [65], 2018
	Graphics quality	Carbone et al [65], 2018 Borresen et al [66], 2019 Ramsingh et al [64], 2019 Bala et al [48], 2021 Mill et al [49], 2021
Other measures
	Efficacy of device training and instructions	Chinthammit et al [31], 2014 Broach et al [34], 2018 Borresen et al [66], 2019 Hess et al [42], 2022
	User safety and PPEa use	Martin et al [45], 2020

^aPPE: personal protective equipment.