Oxidative Stress Parameters in Saliva and Its Association with Periodontal Disease and Types of Bacteria

Table 3

Oxidative stress parameters and presence/absence of bacteria.

Bacteria	Oxidative stress parameters
	8-OHdG	MDA	TAOC	SOD	GPx
	(ng/mL)	(nM)	(mM)	(U/mL)	(U/L)
Porphyromonas gingivalis	<0.05	<0.05			<0.05
Absence = 48	2.41	3.97	0.98	3.70	78.6
Presence = 38	4.48	6.37	1.03	3.63	90.9
FimA genotype I	<0.05	<0.05			<0.05
Absence = 80	3.30	4.84	1.01	3.71	83.0
Presence = 6	6.26	7.57	0.88	3.17	98.1
FimA genotype Ib	<0.05	<0.05			<0.05
Absence = 81	3.29	4.88	1.01	3.69	83.6
Presence = 5	7.12	7.34	0.87	3.18	98.3
FimA genotype II	<0.05	<0.05			<0.05
Absence = 65	3.01	4.63	0.99	3.67	81.4
Presence = 21	5.04	6.25	1.02	3.65	92.2
FimA genotype III	<0.05		<0.05
Absence = 83	3.42	4.99	0.99	3.65	83.7
Presence = 3	5.92	5.94	1.32	4.33	93.0
FimA genotype IV	<0.05	<0.05
Absence = 71	3.39	4.61	1.00	3.71	83.4
Presence = 15	4.31	6.99	0.98	3.46	87.2
FimA genotypes I, II, and Ib	<0.05	<0.05			<0.05
Absence = 83	3.35	4.93	1.00	3.68	83.3
Presence = 3	8.01	7.62	0.96	3.44	103.2
FimA genotypes II and IV		<0.05
Absence = 82	3.42	4.83	1.01	3.69	83.8
Presence = 4	5.23	9.17	0.90	3.14	89.4
A. actinomycetemcomitans	<0.05	<0.05			<0.05
Absence = 70	3.08	4.73	0.99	3.67	81.8
Presence = 16	5.40	6.35	1.07	3.65	93.9
Treponema denticola	<0.05	<0.05	<0.05		<0.05
Absence = 61	2.88	4.07	0.95	3.72	80.3
Presence = 25	5.02	7.36	1.12	3.54	93.2
Tannerella forsythia	<0.05	<0.05	<0.05		<0.05
Absence = 44	2.51	3.82	0.92	3.70	78.2
Presence = 42	4.55	6.30	1.09	3.63	90.2
Red complex	<0.05	<0.05	<0.05		<0.05
Absence = 73	3.08	4.50	0.97	3.72	81.5
Presence = 13	5.94	8.01	1.19	3.40	98.2

Mann-Whitney test .