Table 4. Absolute and relative frequency values - n (%) - of bacteria combinations detected on crevicular gingival fluid of children with gingival bleeding, considering deciduous and permanent teeth.

		Deciduous teeth		Permanent teeth		Total
		NDM (13 sites)	DM (17 sites)	NDM (22 sites)	DM (20 sites)	NDM (35 sites)	DM (37 sites)
Red complex	Pg+Tf	1(7.7)	2 (11.8)	5 (22.7)	5 (25)	6 (17.2)	7 (18.9)
	Pg+Td	0	0	0	1 (5)	0	1 (2.7)
	Tf+Td	0	2 (11.8)	1(4.5)	2 (10)	1 (2.8)	4 (10.8)
	Pg+Tf+Td	0	0	0	1 (5)	0	1 (2.7)
Orange complex	Pi+Fn	0	0	0	2 (10)	0	2 (5.8)
	Pi+Pn	0	0	0	0	0	0
	Pi+Cr	0	0	0	2	0	2 (5.8)
	Fn+Pn	5 (38.4)	9 (52.9)	10 (45.5)	10 (50)	15(42.8)	19 (51.4)
	Fn +Cr	11 (84.6)	15 (88.2)	21 (95.5)	19(95	32 (91.4)	34 (91.9)
	Cr+Pn	5 (38.4)	8 (47.1)	10(45.5)	10 (50)	15 (42.9)	18 (48.6)
	Pi+Fn+Pn	0	0	0	0	0	0
	Pi+Fn+Pn+Cr	0	0	0	0	0	0
Green complex	Ec+Cs	0*	11 (64.7)	2 (9)*	10 (50)	2 (5.7)*	21 (56.8)
	Ec+Co	4 (30.7)	9 (52.9)	4 (18.1)*	10 (50)	8 (22.9)*	19 (51.4)
	Cs+Co	0*	9 (52.9)	1 (4.5)*	9 (45)	1 (2.8)*	18 (48.6)
	Ec+Cs+Co	0*	9 (52.9)	1 (4.5)*	7 (35)	1 (2.8)*	16 (43.2)
Green complex (+Cr)	Ec+Cr	11 (84.6)	15 (88.2)	21 (95.5)	17 (85)	32 (91.4)	32 (86.5)
	Co+Cr	4 (30.7)	7 (41.1)	4 (18.1)*	12 (60)	8 (22.9)*	19 (51.4)
	Cs+Cr	0*	9 (52.9)	2 (9)*	13 (65)	2 (5.4)*	22 (59.5)
	Ec+Cs+Cr	0*	9 (52.9)	2 (9)*	11 (55)	2 (5.4)*	20 (54.0)
	Ec+Co+Cr	4 (30.7)	7 (41.1)	2 (9)*	10 (50)	6 (17.1)*	17 (45.9)
	Cs+Co+Cr	0*	7 (41.1)	1 (4.5)*	9 (45)	1 (2.8)*	16 (43.2)
	(Ec+Cs+Co)+ Cr	0*	7(41.1)	1 (4.5)*	7 (35)	1 (2.8)*	14 (37.8)

* Significant difference between DM and NDM, according to the Chi square (χ2) test. (p≤0.05).