This is the Continuous Integration Build of FHIR (will be incorrect/inconsistent at times).
See the Directory of published versions 
| RiskAssessment |
Observation[classCode=OBS, moodCode=EVN, code="Risk Assessment"] |
| identifier |
.id |
| method |
.methodCode |
| subject |
.participation[typeCode=SBJ].role |
| encounter |
.inboundRelationship[typeCode=COMP].source[classCode=ENC, moodCode=EVN] |
| occurrence[x] |
.effectiveTime |
| condition |
.outboundRelationship[typeCode=SUBJ].target[classCode=OBS, moodCode=EVN] |
| performer |
.participation[typeCode=PFM].role[classCode=ASSIGNED] |
| basis |
.outboundRelationship[typeCode=DRIV].target |
| prediction |
.outboundRelationship[typeCode=VALUE].target[classCod=OBS, moodCode=RISK] |
| outcome |
.value |
| probability[x] |
.inboundRelationship[typeCode=SUBJ].source[classCode=OBS, moodCode=EVN, code="probability"].value |
| relativeRisk |
.inboundRelationship[typeCode=SUBJ].source[classCode=OBS, moodCode=EVN, code="relative risk"].value |
| when[x] |
.effectiveTime or .inboundRelationship[typeCode=SUBJ].source[classCode=OBS, moodCode=EVN, code="age"].value |
| rationale |
.reasonCode.text |
| mitigation |
.outboundRelationship[typeCode=MTGT].target[classCode=ACT, moodCode=EVN].text |