Oral status examination
NPH
To evaluate children’s oral health status, we collected data regarding the number of DMFT/dmft, debris index, salivary pH, and salivary flow rate. A lower DMFT/dmft score and debris index, and a higher salivary flow rate and salivary pH indicated better oral health status. The dentists of NPH collected the complete oral health data with the help of dental assistants based on the WHO guideline [