Layered enhancement at magnetic resonance enterography in inflammatory bowel disease: A meta-analysis

Table 3 Two-by-two data of the included studies

Ref.	TP	TN	FP	FN
Del Vescovo et al[19]	8	14	1	0
Grieser et al[18]	6	21	3	18
Koh et al[10]	7	7	0	16
Quaia et al[17]	16	41	3	31
Zappa et al[11]	34	7	4	8

TP: True positive; TN: True negative; FP: False positive; FN: False negative.