Review Article
Association between Faecalibacterium prausnitzii Reduction and Inflammatory Bowel Disease: A Meta-Analysis and Systematic Review of the Literature
Table 2
Quality assessment of the included studies.
| Author | F. prausnitzii counts | IBD diagnosis | Study type | Patient enrollment | Outcome | Samples |
| Machiels et al. [8] | RT-PCR | Not reported | Retrospective | Not reported | Primary | Stools | Varela et al. [12] | RT-PCR | Colonoscopy and histology | Retrospective | Not reported | Primary | Stools | Swidsinski et al. [13] | FISH | Colonoscopy | Retrospective | Not reported | Primary | Stools |
Dörffel et al. [9] | FISH | Colonoscopy | Retrospective | Not reported | Primary | Stools | Vermeiren et al. [14] | RT-PCR | Not reported | Retrospective | Not reported | Primary | Stools | Joossens et al. [15] | RT-PCR | Not reported | Retrospective | Not reported | Primary | Stools | Wang et al. [16] | RT-PCR | Not reported | Retrospective | Not reported | Primary | Biopsies | Jia et al. [17] | RT-PCR | Not reported | Retrospective | Not reported | Primary | Stools | Sokol et al. [18] | RT-PCR | Not reported | Retrospective | Not reported | Primary | Stools | Andoh et al. [19] | T-RFLP | Not reported | Retrospective | Not reported | Primary | Stools | Willing et al. [20] | RT-PCR | Colonoscopy | Retrospective | Not reported | Primary | Biopsies |
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