78 studies reported neurobehavioural outcomes, all related to cognition; 43 (55%) articles used Morris water maze (MWM) test to evaluate cognition-related neurobehavioral outcome, with 21 (26.%) using the shuttle box task, 7 (9%) Y-maze test, 5 (6%) novel object recognition (NOR) test, and one each for the T-maze test and the radial arm maze test. 60 studies reported neurochemical outcomes; 15 (25%) evaluated protein carbonyl, 15 (25%) measured AChE, 11 TNF-α, 7 IL-1, 5 IL-6, 4 Bax and 3 Bcl-2.