Table 1.

Aggregatibacter actinomycetemcomitans (A.a.) in subgingival plaque samples quantified by cultivation on blood agar plates and selective plates (TBV)

Sample number	Total viable count per sample, millions	A.a. per sample, millions	%
455-13	1.2	0.82	68
456-13	2.4	1.1	47