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Table 2 Inverse relationship of oral microbiota with gastric cancer

From: Oral microbiota and Helicobacter pylori in gastric carcinogenesis: what do we know and where next?

Oral microbiota
(genera/ species)
Country ASRa-Both sexes (GLOBOCAN
2012)
Study (Reference)
Neisseria sp., Streptococcus sp., and Prevotella sp. Portugal 13. 1 Ferreira et al., 2018 [30]
Porphyromonas sp., Neisseria sp., and Streptococcus sinensis Mexico City 6.9 Aviles-Jimenez et al., 2014 [14]
Acinetobacter_ OTU369, Comamonadaceae_OTU85, Candidatus_Portiera_OTU1596, and Vogesella_OTU661 China 22.7 Coker et al., 2018 [19]
Fusobacterium, Porphyromonas, Haemophilus, and Neisseria China 22.7 Hu et al., 2015 [34]
Prevotella7, Neisseria, Prevotella, Porphyromonas, and Haemophilus China 22.7 Wu et al., 2018 [11]
Sphingobium/ Sphingobium yanoikuyae China 22.7 Hu et al., 2018 [13]
  1. aAge-standardized (World) incidence rates