Table 5.

Relationship between total salivary IgA and periodontal diseases

No. of subjects in study group (age [yr])SampleCorrelation of total salivary IgA with periodontal diseasesaReference
18Whole saliva, parotid saliva+b/+c 189
27 (20–33)Parotid saliva+ 362
60 (19–63)Whole saliva+ 181
66 (11–43)Whole saliva+ 419
11Saliva from different glands+ 182
19 (17–53)Whole saliva, parotid saliva+/No 271
50 (19–30)Whole saliva, parotid saliva+/No 381
66 (adults)Parotid salivaNo 80
56 (23–57)Whole salivaNo 298
40 (19–21)Whole salivaNo 169
28 (15–38)Whole salivaNo 421
12 (22–37)Parotid salivaNo 426
  • a Positive (+) or no correlation.

  • b Correlation with salivary IgA in whole saliva.

  • c Correlation with salivary IgA in parotid saliva.