. 2016 May-Jun;24(3):229–238. doi: 10.1590/1678-775720150534

Table 3. Accuracy and bacteria frequencies, based on percentage (%) and number (n) of positive individuals, in stomach biopsies samples from control groups or bariatric groups according to periodontal status.

		CP	CNP	BP	BNP	Total n=154	p-value	p- value Accuracy**
		% (n)	% (n)	% (n)	% (n)	% (n)
Stomach	Hp	83.33 (10)^a	50.00 (6)	75.00 (9)^b	15.38 (2)^a.b	55.10 (27)	0.003^*	<0.001^*
	Pg	58.33 (7)	33.33 (4)	75.00 (9)^c	7.69 (1)^c	34.69 (17)	0.049^γ	0.467^γ
	Aa	58.33 (7)^c	25.00 (3)	41.67 (5)	0.00c	30.61 (15)	0.006^γ	0.306^γ
	Pm	83.33 (10)	91.67 (11)^c	83.33 (10)	38.46 (5)^c	73.47 (36)	0.015^γ	0.650^γ
	Td	83.33 (10)^a	83.33 (10)^b	50.00 (6)	15.38 (2)^a.b	57.14 (28)	0.001^*	0.325^γ
	Tf	66.67 (8)^a	66.67 (8)^b	50.00 (6)	7.69 (1)^a.b	46.94 (23)	0.008^*	0.070^γ
	Cr	75.00 (9)	83.33 (10)^a	83.33 (10)^b	30.77 (4)^a.b	67.35 (33)	0.018^γ	0.073^γ
	Red Complex	58.33 (7)^c	33.33 (4)	41.67 (5)	0.00c	32.65 (16)	0.008^γ	0.402^γ

* Test c2; γ Fisher's test, ** Accuracy test with oral representation; a, b: lowercase equal in the same line indicates statistically different data by Pearson's c2 test; c: lowercase equal in the same line indicates statistically different data by Fisher's test; Bonferroni correction

Hp = H. pylori - Pm = P. micra - Cr = C. rectus - Pg = P. gingivalis - Td = T. denticola - Aa =A. actinomycetemcomitans - Tf = T. forsythia

CP - control group with periodontitis

CNP - control group without periodontitis

BP - bariatric group with periodontitis

BNP bariatric group without periodontitis