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Retrospective Study
©The Author(s) 2025.
World J Gastrointest Oncol. Oct 15, 2025; 17(10): 110997
Published online Oct 15, 2025. doi: 10.4251/wjgo.v17.i10.110997
Table 2 Comparison of operational taxonomic unit numbers detected using multi- and single-region 16S rRNA gene sequencing in gastric cancer tissues
Group
n
Genus
Species
Paraffinized tissue
Fresh tissue
Paraffinized tissue
Fresh tissue
Multi-region sequencing592.67 ± 0.582.33 ± 1.531.03 ± 0.350.67 ± 0.18
Single-region sequencing5974.21 ± 7.8151.00 ± 16.0932.33 ± 5.5128.67 ± 9.07
t value-70.22425.39246.86125.937
P value-< 0.001< 0.001< 0.001< 0.001


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