HUBUNGAN pH SALIVA DAN VISKOSITAS SALIVA TERHADAP KEJADIAN KARIES GIGI PADA SISWA-SISWI SD PESANTREN TERPADU ULUL ABSOR SEMARANG

Dental caries is a dental and oral disease. Those are the first rank in Indonesia. One of the main factors of that is saliva. The longer of salivary pH in acidic conditions can increase the demoralization of the teeth resulting caries. Higher salivary viscosity will reduce the flow rate of saliva which causes accumulation of food debris eventually lead the growth of caries. The purpose of this research was determining the relationship between pH saliva and saliva viscosity to dental caries of students at Pesantren Terpadu Elementary School Ulul Absor Semarang.Sample of the research was 30 respondents. The research type was analytic with cross sectional design and statistical Kendall-Tau. The sampling technique was purposive sampling technique and uses univariate and bivariate analysis.The results of the research there was a relationship between salivary pH and salivary viscosity to the incidence dental caries of students. Kendall-Tau statistical showed a significant relationship between salivary pH and the incidence of dental caries with p-value =0.004