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. 2024 Oct 23;13(21):6345. doi: 10.3390/jcm13216345

Table 2.

Inclusion and exclusion criteria of the present systematic review.

Inclusion and Exclusion Criteria
Inclusion Criteria
Study Design Observational case-control studies:
  • -

    Prospective studies;

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    Retrospective studies.
Population Case populations of patients submitted to contrast-enhanced DECT with a low-dose CM protocol, having as a control group patients submitted to contrast-enhanced SECT examination with a standard-dose CM protocol.
Indicator Studies reporting results of qualitative and quantitative image quality assessment of both DECT and SECT examinations.
Comparison Studies comparing DECT and SECT imaging.
Exclusion Criteria
Studies that met any of the following criteria were excluded:
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    Abstracts, case reports, editorials letters, comments, and animal or phantom experiments;

  • -

    Cases of duplicate or overlapping data with other studies;

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    English full-text article not available;

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    Studies including <20 patients;

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    Limited information available about CT scan protocols or regarding the dose of iodinated CM administered, for both groups;

  • -

    Studies that did not report the results of qualitative and quantitative image quality assessment for both DECT and SECT examinations.

DECT, dual-energy CT; SECT, single-energy CT.