Research Article
Digital Rectal Examination Is a Valuable Bedside Tool for Detecting Dyssynergic Defecation: A Diagnostic Study and a Meta-Analysis
Table 3
Study quality assessment according to QUADAS-2 tool.
| | Study and year | Risk of bias | Applicability concerns | | Patient selection | Index test | Reference standard | Flow and timing | Patient selection | Index test | Reference standard |
| | Soh et al. (2015) | Unclear | Low | Low | Low | Low | Low | Low | | Tantiphlachiva et al. (2010) | Low | Low | Low | High | Low | Low | Low | | Karlbom et al. (1998) | Unclear | Low | Unclear | Unclear | Low | Low | Low | | Guo et al. (2004) | Low | Unclear | Unclear | Low | Low | Low | Unclear | | Jain et al. (2018) | Unclear | Low | Low | High | Low | Low | Low | | Our study (2021) | Low | Low | Low | Low | Low | Low | Low |
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