P.G.I. Battery for Assessment of Mental Efficiency in the Elderly by Adarsh Kohli, S.K. Verma and D. Pershad (English)

This test identifies mental efficiency among adults of age group 55+.  This test consists of four sub tests, namely, the et test, the standard test, Nahar and Benson Test, and Geriatric depression scale.  The components of the test includes, mental efficiency, motivation and alertness, general orientation to time and place, memory, concentration and depth perception, muscular coordination and depressive symptoms, and mood associated problems.