Table 2.

Characteristics of the reviews already published.

First Author (Title)	Type of the Review	Aim of the Review	Number and Type of Studies Included	VET Devices
Görlinger et al. [69] (COVID-19 associated coagulopathy and inflammatory response: what do we know already and what are the knowledge gaps?)	Narrative review	Review of coagulation abnormalities and inflammatory response associated with COVID-19	8 studies (5 prospective, 3 retrospective)	ROTEM, TEG, Quantra
Tsantes et al. [70] (COVID-19 Infection-Related Coagulopathy and Viscoelastic Methods: A Paradigm for Their Clinical Utility in Critical Illness)	Narrative review	Evaluation of the usefulness of VETs in clinical practice to guide anticoagulant treatments or predict prognosis	13 studies (8 prospective, 5 retrospective)	ROTEM, TEG, Quantra
Hartmann et al. [71] (The Role of TEG Analysis in Patients with COVID-19-Associated Coagulopathy: A Systematic Review)	Systematic review	Evaluation of the usefulness of TEG in clinical practice to identify and manage hypercoagulation associated with COVID-19	15 studies (5 prospective, 9 retrospective and one case report)	TEG
Słomka et al. [72] (Hemostasis in Coronavirus Disease 2019-Lesson from Viscoelastic Methods: A Systematic Review)	Systematic review	Evaluation of the performance of TEG and TEM in the assessment of blood coagulation and fibrinolysis in patients with COVID-19	10 studies (2 prospective, 8 retrospective)	ROTEM, TEG