Express-methods of evaluation of health of university students

The dependence between the titers of antibodies saliva and the amount of complaints to the health of University students. It is established that the most healthy are available for students with average values titers of antibodies in saliva: from 16 to 64 in the reaction of passive haemagglutination. As you increase the titer of antibodies in saliva, a deterioration of the health status of students.