Fig 1.
Samples were collected from the periodontal pocket and stomach mucosa. a: Gingival crevicular fluid and dental plaque were collected from the periodontal pocket and cultured. b: The stomach specimen was cut open and a section of the stomach mucosa (20x20mm) was collected under sterile conditions.
Table 1.
Patients’ characteristics.
Fig 2.
The bacterial strains in the periodontal pocket and stomach mucosa.
The black and gray bars show the positive number of each strain in periodontal pocket and stomach mucosa, respectively.
Table 2.
The relationship between severity of periodontal disease and intra-abdominal infection after surgery.