P2RY12 and obesity due to melanocortin 4 receptor deficiency: Of note, when adjusted for other potential confounding factors, including not only age and sex but also race, history of MI/PCI/CABG, smoking status, Killip class on admission, creatinine on admission, haemoglobin on admission, MI type, PCI/CABG during hospitalization, drugs (aspirin, P2Y12 inhibitor, beta blocker, ACEI/ARB, lipid lowering drug) given during hospitalization, the MUN and MUO patients had increased HRs suggesting that metabolic health, rather than obesity, was an independent predictor of in-hospital mortality (Model 3, Table 2).