Table 3.

Oro-dental status in case-patients and control-patients.

	Whole population		Cases Oral streptococcal IE		Controls Non oral IE
	265		73 (27·5%)		192 (72·5%)
	N	%	N	%	N	%	p
Oro-dental status
Oral hygiene surrogate marker
Gingival inflammation*	127	62.3	38	61.3	89	62.7	0.310
Dental plaque*	81	39.9	21	34.4	60	42.3	0.160
Calculus*	24	11.8	7	11.5	17	12.0	0.400
Periodontal status*
Radiological periodontal disease	70	31.8	22	32.4	48	31.6	0.893
Probing depth > 4 mm	58	28.4	17	27.4	41	28.9	0.359
Dental diseases †
Dental caries	120	54.3	35	51.5	85	55.6	0.574
Apical or periapical focus of infection	54	24.5	15	22.1	39	25.7	0.566
Fractured tooth	11	5.0	4	5.9	7	6.3	0.741
Impacted tooth	24	10.9	9	13.2	15	9.8	0.449
Partially erupted tooth	17	7.7	5	7.4	12	7.8	0.899
Impacted root tooth	39	17.6	12	17.6	27	17.6	1.000
Pulpal necrosis	9	4.1	6	8.8	3	2.0	0.026
Suboptimal root canal treatment	83	37.7	27	39.7	56	36.8	0.685
Alveolar bone loss	70	31.8	22	32.4	48	31.6	0.909
Edentulous	14	6.2	2	2.9	12	7.6	0.237

Note:

IE infective endocarditis

Bold value: statistically significant

^*See materials and methods

^†At least on tooth with the condition