Table S3.

Tabular application of results of QUADAS-2 for the included studies

Study	Risk of bias				Applicability
	Patient selection	Index test	Reference standard	Flow and timing	Patient selection	Index test	Reference standard
Sali et al1	[img]	[img]	[img]	[img]	[img]	[img]	[img]
Stoop et al2	[img]	[img]	[img]	[img]	[img]	[img]	[img]
Scott et al3	[img]	[img]	[img]	[img]	[img]	[img]	[img]

Notes: The frowns correspond to a high risk of bias and low applicability, whereas smiles correspond to a low risk of bias and high applicability.

Abbreviation: QUADAS, quality assessment of diagnostic accuracy studies.