. 2009 Aug 3;1:10.3402/jom.v1i0.1979. doi: 10.3402/jom.v1i0.1979

Table 4.

Correlation coefficients between plasma IgG levels to A. actinomycetemcomitans and P. gingivalis and periodontal status at the time of periodontal examination

	Pg IgG in plasma	Aa IgG in plasma	Pg IgA in saliva	Pg IgG in saliva	Aa IgA in saliva	Aa IgG in saliva	Highest CPI value	Mean attachment loss (mm)	Periodontal pockets^a	Vertical bone loss (number of pockets)	Bleeding on probing (%)
Bleeding on probing (%)	0.164	0.225	0.064	0.262	0.125	0.210	0.233	0.258	0.170	0.050	1
Vertical bone loss (number of pockets)	0.589^*	0.264	0.660^*	0.623^*	0.633^*	0.432	0.381	0.451	0.901	1
Periodontal pockets^a	0.564^*	0.315	0.515^*	0.642^*	0.548^*	0.438^*	0.535^*	0.380	1
Mean attachment loss (mm)	0.637^*	0.637^*	0.660^*	0.895^*	0.581^*	0.798^*	0.598^*	1
Highest CPI^b value	0.628^*	0.526^*	0.224	0.663^*	0.236	0.498^*	1
Aa IgG^c_{in saliva}	0.664^*	0.881^*	0.719^*	0.895^*	0.713^*	1
Aa IgA^c_{in saliva}	0.513^*	0.497^*	0.938^*	0.706^*	1
Pg IgG^c_{in saliva}	0.783^*	0.729^*	0.732^*	1
Pg IgA^c_{in saliva}	0.452^*	0.504^*	1
Aa IgG^c_{in plasma}	0.493^*	1
Pg IgG^c_{in plasma}	1

Number of sites with deepened (≥5 mm) periodontal pockets.

CPI = clinical plaque index.

ELISA units per stimulated salivary flow rate.

Statistically significant (p<0.05).