Table 4

Repeated measure ANOVA of PI, cavitated caries lesion and non-cavitated caries lesion (n = 65)

Source of variationSSDfMSFP
Plaque index
Between subjects
Intervention2.02112.02120.393<0.001
Within group (error)6.242630.099  
(Between group error)     
Within subjects     
Time0.3901.3540.28814.090<0.001
Cavitated caries lesion
Between subjects
Intervention0.12910.1292.8360.097
Within group (error)2.866630.045  
(Between group error)     
Within subjects     
Time0.258125.0742.8360.097
Non-cavitated caries lesion
Between subjects
Intervention2.98512.9859.0900.004
Within group (error)20.687630.328  
(Between group error)     
Within subjects     
Time5.97015.9709.0900.004
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