The selected features of the proposed classifier on the Set 1 were CETP TaqIB [rs708272], CETP A373P [rs5880], LPL D9N [rs1801177], ApoE, ABCAI R1587K [rs2230808], APOA5 C-1131T [rs662799], LPL HindIII [rs320], APOC3 SstI [rs5128], family history of obesity, and diabetes, and APOA1 MspI [rs2893157]. The gene discussed is APOE; the disease is obesity due to melanocortin 4 receptor deficiency.