Table 3.

Application of the quality assessment of diagnostic accuracy studies (QUADAS)-2 for each included study.

Study	Risk of bias				Applicability concerns
	Patient selection	Index test	Reference standard	Flow and timing	Patient selection	Index test	Reference standard
MR
Moreno et al. (20)	?	L	L	L	?	L	L
Goel et al. (21)	?	L	L	L	?	L	L
Yesuratnam et al. (19)	H	L	L	L	L	L	L
Chen et al. (22)	L	L	L	L	L	L	L
Park et al. (23)	L	L	L	L	L	L	L
Lwin et al. (24)	H	L	L	L	H	L	L
Jung et al. (25)	L	L	L	L	L	L	L
Okura et al. (26)	?	?	L	H	?	?	L
Lam et al. (27)	L	?	L	L	L	?	L
US
Iida et al. (28)	L	?	L	?	L	?	L
Yesuratnam et al. (19)	H	L	L	L	L	L	L
Chammas et al. (29)	?	L	L	L	?	L	L
Lodder et al. (30)	L	H	L	H	L	H	L
Kodama et al. (31)	?	L	L	L	?	L	L
Mark Taylor et al. (32)	?	L	L	?	?	L	L
Kaneoya et al. (33)	?	L	L	?	?	L	L
Baek et al. (34)	L	?	L	L	L	?	L
Yamane et al. (35)	L	?	L	L	L	?	L
Songra et al. (36)	L	L	L	L	L	L	L
Kurokawa et al. (37)	H	?	L	L	H	?	L
Shintani et al. (38)	H	?	L	?	H	?	L

MR, magnetic resonance; US, ultrasonography H, high risk; L, low risk; ?, uncertain.