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Table 3 Risk of bias and applicability concerns summary

From: Diagnostic value of transcranial ultrasonography for selecting subjects with large vessel occlusion: a systematic review

 

Risk of bias

Applicability concerns

Patient selection

Index test

Reference standard

Flow and timing

Patient selection

Index test

Reference standard

Akopov and Whitman [19]

High

Low

Unclear

Low

Low

Low

Low

Bar et al. [23]a

Low

Low

Low

High

Low

Low

Low

Boddu et al. [24]

Low

Low

Low

Low

Low

Low

Low

Brunser et al. [25]a

Low

Low

Low

Unclear

Low

Low

Low

Gerriets et al. [26]

Low

Low

Low

Low

Low

Low

Low

Gerriets et al. [27]

Low

Low

Low

High

Low

Low

Low

Goertler et al. [41]

Unclear

High

High

Unclear

High

Low

Low

Guan et al. [28]a

Unclear

Low

Low

Low

Unclear

Low

Low

Kadimi et al. [43]

Unclear

Unclear

Unclear

Low

Low

Low

Low

Kenton et al. [29]

Unclear

Low

Low

High

Low

Low

Low

Kern et al. [30]

Low

Low

Low

Low

Low

Low

Low

Kukulska-Pawluczuk et al. [44]

Unclear

Unclear

Low

High

Low

Low

Low

Leanyvari et al. [45]

High

Low

High

Low

Low

Low

High

Matsumoto et al. [31]

Low

Low

Low

Unclear

Low

Low

Low

Nasr et al. [32]

Low

Low

Low

High

Low

Low

Low

Ovesen et al. [42]

Low

High

Low

High

Low

Low

Low

Panerai et al. [20]

High

High

High

Low

High

Low

High

Rathakrishnan et al. [33]a

High

Low

Low

Unclear

Low

Low

Low

Seidel et al. [34]

High

Low

Unclear

Low

Low

Low

Low

Seidel et al. [35]

Unclear

Low

Unclear

Low

Low

Low

Low

Stolz et al. [36]

Unclear

Low

Unclear

Low

Low

Low

Low

Tang et al. [37]

Low

Low

Unclear

High

Low

Low

Low

Tsivgoulis et al. [38]a

Low

Low

Low

Low

Low

Low

Low

Tsivgoulis et al. [39]a

Unclear

Low

Low

Low

Low

Low

Low

Viola et al. [21]

High

Unclear

High

High

Low

Low

High

Wada et al. [40]a

Low

Low

Low

Low

Low

Low

Low

Zubkov et al. [46]

Unclear

High

Unclear

High

Low

Unclear

Low

  1. Review author’s judgement about each domain for each included study
  2. Studies marked with an “a” were included in the quantitative analysis