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Table. 2 The distribution of included quality according to QUADAS-2 tool

From: Utility of diffusion weighted imaging with the quantitative apparent diffusion coefficient in diagnosing residual or recurrent hepatocellular carcinoma after transarterial chemoembolization: a meta-analysis

  Afifi 2016 [9] Du 2014 [10] Ebraheem 2017 [11] Goshima 2008 [12] Hassan 2009 [13] Kokabi 2015 [14] Li 2016 [15] Mannelli 2009 [16] Wu 2017 [17] Xiao 2008 [18] Yousef 2017 [19] Yuan 2014 [20]
Ris of bias U U U L U U U L U L U L
 Patient selection L L L L L L L L L L L L
 Index Test U U U L U U U L U L U L
 Reference standard L L L L L L L L L L L L
 Flow and timing L L L L L L L L L L L L
Applicability Concerns L L L L L L L L L L L L
 Patient selection L L L L L L L L L L L L
 Index Test U U U L U U U L U L U L
 Reference standard L L L L L L L L L L L L
  1. L Low, U Unclear