Table 1.

Periodontal conditions of the patients prior to starting the study

Group I
(5 males and 5 females; average 6.3; range from 6 to 7 years old)
Patient 1.	Probing depth values not exceeding 3 mm in the whole dentition; no radiographic evidence of periodontal bone loss; normal gingival biotype.
Patient 2.	Probing depth values not exceeding 3 mm in the whole dentition; no radiographic evidence of periodontal bone loss; normal gingival biotype.
Patient 3.	Probing depth values exceeding 3 mm only in two sites; no radiographic evidence of periodontal bone loss; normal/thin gingival biotype.
Patient 4.	Probing depth values exceeding 3 mm only one site in the whole dentition; no radiographic evidence of periodontal bone loss; normal gingival biotype.
Patient 5	Probing depth values not exceeding 3 mm in the whole dentition; no radiographic evidence of periodontal bone loss; normal gingival biotype.
Patient 6.	Probing depth values not exceeding 3 mm in the whole dentition; no radiographic evidence of periodontal bone loss; normal gingival biotype.
Patient 7.	Probing depth values exceeding 3 mm only in two sites; no radiographic evidence of periodontal bone loss; normal/thin gingival biotype.
Patient 8.	Probing depth values not exceeding 3 mm in the whole dentition; no radiographic evidence of periodontal bone loss; normal gingival biotype.
Patient 9.	Probing depth values not exceeding 3 mm in the whole dentition; no radiographic evidence of periodontal bone loss; normal gingival biotype.
Patient 10.	Probing depth values not exceeding 3 mm in the whole dentition; no radiographic evidence of periodontal bone loss; normal gingival biotype.
Group II
(4 males and 6 females; average 6.3; range from 6 to 8 years old)
Patient 1.	Probing depth values exceeding 3 mm only in one site; no radiographic evidence of periodontal bone loss; normal gingival biotype.
Patient 2.	Probing depth values exceeding 3 mm only in one siteno radiographic evidence of periodontal bone loss; normal gingival biotype.
Patient 3.	Probing depth values not exceeding 3 mm in the whole dentition; no radiographic evidence of periodontal bone loss; normal gingival biotype.
Patient 4.	Probing depth values not exceeding 3 mm in the whole dentition; no radiographic evidence of periodontal bone loss; normal gingival biotype.
Patient 5.	Probing depth values exceeding 3 mm only in two sites; no radiographic evidence of periodontal bone loss; normal/thin gingival biotype.
Patient 6.	Probing depth values not exceeding 3 mm in the whole dentition; no radiographic evidence of periodontal bone loss; normal/thin gingival biotype.
Patient 7.	Probing depth values not exceeding 3 mm in the whole dentition; no radiographic evidence of periodontal bone loss; normal gingival biotype.
Patient 8.	Probing depth values not exceeding 3 mm in the whole dentition; no radiographic evidence of periodontal bone loss; normal gingival biotype.
Patient 9.	Probing depth values exceeding 3 mm only in two sites; no radiographic evidence of periodontal bone loss; normal gingival biotype.
Patient 10.	Probing depth values not exceeding 3 mm in the whole dentition; no radiographic evidence of periodontal bone loss; normal gingival biotype.