Table 2.
Pathological type | n | No.(%) of P. gingivalis positive samples | |
---|---|---|---|
Carcinoma tissues | Adjacent lung tissues | ||
Small cell lung cancer | 100 | 135(35.00) | 23(3.00) |
Lung adenocarcinoma | 119 | 332(26.89) | 43(2.52) |
Lung squamous carcinoma | 100 | 539(39.00) | 64(4.00) |
IHC: 1,2: χ2 =33.268, P<0.001; 3,4: χ2 =28.171, P<0.001; 5,6: χ2 =36.291, P<0.001; 1,3: χ2 =1.683, P=0.195; 1,5: χ2 =0.343, P=0.558; 3,5: χ2 =3.637, P=0.057.