| ISA | SCALAR-PHYSICAL-OBJECT-ATTRIBUTE |
| SUBCLASSES | DISEASE-RISK |
| DESCENDANTS | DISEASE-RISK HIGH-RISK |
| ANCESTORS | ALL ATTRIBUTE PROPERTY SCALAR-ATTRIBUTE SCALAR-OBJECT-ATTRIBUTE SCALAR-PHYSICAL-OBJECT-ATTRIBUTE |
| INHERITED RELATIONS | DOMAIN : PHYSICAL-OBJECT (from SCALAR-PHYSICAL-OBJECT-ATTRIBUTE) |
| INHERITED ATTRIBUTES | RANGE : <=0>=1 (from SCALAR-ATTRIBUTE) |