TABLE 3.

Detection of the P. gingivalis genotypes in the parent-child pairs and in the spouse-spouse pairs

Type of transmission and patient no.	Sex	Age (yr)	Diagnosis	Family member analyzed	Genotypea
Vertical (parent-child pair)
1	Male	27	Chronic periodontitis	Mother	+
2	Female	28	Chronic periodontitis	Mother	+
3	Male	19	Chronic gingivitis	Mother	+
4	Female	26	Aggressive periodontitis	Mother	+
5	Male	22	Aggressive periodontitis	Mother	+
6	Male	32	Chronic periodontitis	Mother	−
7	Male	20	Gingival hyperplasia	Mother	+
8	Male	37	Chronic periodontitis	Mother	+
9	Male	27	Chronic periodontitis	Mother	+
10	Male	32	Chronic periodontitis	Mother	−
11	Female	61	Chronic periodontitis	Daughter	+
12	Female	67	Chronic periodontitis	Daughter	+
13	Female	47	Chronic periodontitis	Son	−
14	Female	52	Chronic periodontitis	Daughter	+
Horizontal (spouse-spouse pair)
1	Female	35	Chronic periodontitis	Spouse	−
2	Male	51	Chronic periodontitis	Spouse	−
3	Male	51	Chronic periodontitis	Spouse	−
4	Male	63	Chronic periodontitis	Spouse	−
5	Female	25	Chronic periodontitis	Spouse	+
6	Male	32	Chronic periodontitis	Spouse	−
7	Female	49	Chronic periodontitis	Spouse	+
8	Male	37	Chronic periodontitis	Spouse	+
9	Female	61	Chronic periodontitis	Spouse	−
10	Female	53	Chronic periodontitis	Spouse	+
11	Male	61	Chronic periodontitis	Spouse	−
12	Male	68	Chronic periodontitis	Spouse	−
13	Male	67	Chronic periodontitis	Spouse	−
14	Male	38	Chronic periodontitis	Spouse	−
15	Male	32	Chronic periodontitis	Spouse	+
16	Male	68	Chronic periodontitis	Spouse	−

^a+, Identical genotype between family members; −, different genotype between family members.