As a result of factor analysis of discrete omega measurement data and psychological studies of 62 chronic alcoholic patients the interconnection was found between one of super-slow physiological process in the brain--omega potential and individual-typological characteristics of personality according to the tests of Spilberger-Khanin, Rosenzweig and MMPI. The obtained results allow to consider the methods of discrete omega measurement with psychoemotional load in the form of imitation of alcohol usage as an objective means of express-test of alcoholic patients psychological state.