Figure 2 .
Dual processing model of decision-making as applied to a clinical dilemma whether to treat (Rx) the patient with disease (D+) or not. The patient may or may not have a disease (probability p). Regret is assumed to operate at the level of system I only. (Note that competing treatment alternative may include Rx or NoRx). Rg- regret.
Djulbegovic et al. BMC Medical Informatics and Decision Making 2012 12:94 doi:10.1186/1472-6947-12-94