In this article, we conduct a literature review by. OBJECTIVE: This study aimed at evaluating reliability evidence of neuropsychological instrument Iowa Gambling Task (IGT) by the means of the test-retest method. The Iowa Gambling Task (IGT) is an international instrument used to evaluate decision making (DM) based on somatic marker hypothesis (SMH) in neurologic and. One of the tools most widely used to assess decision-making in neuropsychological research is the Iowa Gambling Task (IGT). PDF | The Iowa Gambling Task (IGT) is a widely used task in the assessment of the decision-making ability. . The Iowa Gambling Task (IGT) is a widely used task in the assessment of the decision-making ability. Objective: The objective of the present study was to investigate whether specific changes in. The Iowa Gambling Task (IGT) assesses decision-making. Objective: To conduct a systematic. In this article, we conduct a literature. The Iowa Gambling Task (IGT) is an instrument designed to evaluate decision-making in a manner similar to real-life circumstances. Background: Decision-making is a complex, multidimensional cognitive function that requires the choice between two or more options and also the predictive. It simulates the uncertainty.