From: Quantitative discrimination of Aggregatibacter actinomycetemcomitans highly leukotoxic JP2 clone from non-JP2 clones in diagnosis of aggressive periodontitis
CAL
Mean ± SD of bacterial cell number
P a
≤ 6 mm (n= 31)
3.79×105 ± 1.58×105
0.003
≥ 7 mm (n= 57)
1.92×107 ± 8.35×107