Factors that increase the likelihood of encountering PIM according to STOPP 2014 include multiple pharmacology OR=2, 308 (CI95% =1, 130 - 4.711, p=0.022), digestive system disease OR=2.694 (CI95% =1, 353 - 5, 364, p=0.005) and circulatory disease OR=2, 828 (CI95% =1.287 - 6.215, p=0.010).