Abstract
In generally speaking, it is no measuring the effect of before and after oral rehabilitation by parameter depended on EBM(Evidence Based Medicine). From point of view primary health science, it has to present the meaning that dental practice contributes to total health up grade by the Saliva ORP.
So it is to establish Global Dental Standard like blood sugar and Hb a1c in diabetes mellitus by the Saliva ORP as a parameter depended upon EBM.
In this paper, it is proposed that Saliva ORP is so efficient method to evaluate the oral rehabilitation by the total health grade.