This is the Continuous Integration Build of FHIR (will be incorrect/inconsistent at times). Directory of published versions  
http://hl7.org/fhir/SearchParameter/AdverseEvent-actuality    9.9.13  actuality Parameter actuality:token
Resource AdverseEvent Expression 
AdverseEvent.actualityProcessing Mode 
Normal Multiples 
multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/AdverseEvent-category    9.9.14  category Parameter category:token
wrong-patient | procedure-mishap | medication-mishap | device | unsafe-physical-environment | hospital-aquired-infection | wrong-body-site
Resource AdverseEvent Expression 
AdverseEvent.categoryProcessing Mode 
Normal Multiples 
multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/clinical-code    9.9.15  code Parameter code:token
Resources AdverseEvent , AllergyIntolerance , Basic , ChargeItem , Condition , DetectedIssue , DiagnosticReport , FamilyMemberHistory , ImagingSelection , List , Medication , MedicationAdministration , MedicationDispense , MedicationRequest , MedicationStatement , NutritionIntake , Observation , Procedure , RequestOrchestration , Task Expression 
AdverseEvent.code | AllergyIntolerance.code | AllergyIntolerance.reaction.substance | Basic.code | ChargeItem.code | Condition.code | DetectedIssue.code | DiagnosticReport.code | FamilyMemberHistory.condition.code | ImagingSelection.code | List.code | Medication.code | MedicationAdministration.medication.concept | MedicationDispense.medication.concept | MedicationRequest.medication.concept | MedicationStatement.medication.concept | NutritionIntake.code | Observation.code | Procedure.code | RequestOrchestration.code | Task.codeProcessing Mode 
Normal Multiples 
multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/AdverseEvent-effect    9.9.16  effect Parameter effect:date
When the effect of the event occurred
Resource AdverseEvent Expression 
AdverseEvent.effect.ofType(dateTime) | AdverseEvent.effect.ofType(Period)Processing Mode 
Normal Multiples 
multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true Comparators 
Allowed: eq, ne, gt, ge, lt, le, sa, eb, ap 
  http://hl7.org/fhir/SearchParameter/clinical-identifierThis search parameter is part of the common search parameter clinical-identifier      9.9.17  identifier Parameter identifier:token
Resource AdverseEvent Expression 
AdverseEvent.identifierProcessing Mode 
Normal Multiples 
multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/AdverseEvent-location    9.9.18  location Parameter location:reference
Location where adverse event occurred
Resource AdverseEvent Expression 
AdverseEvent.locationProcessing Mode 
Normal Target Resources 
Location Multiples 
multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/AdverseEvent-occurrence    9.9.19  occurrence Parameter occurrence:date
When the suspect entity occurred
Resource AdverseEvent Expression 
AdverseEvent.suspectEntity.occurrence.ofType(dateTime) | AdverseEvent.suspectEntity.occurrence.ofType(Period)Processing Mode 
Normal Multiples 
multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true Comparators 
Allowed: eq, ne, gt, ge, lt, le, sa, eb, ap 
  http://hl7.org/fhir/SearchParameter/clinical-patientThis search parameter is part of the common search parameter clinical-patient      9.9.20  patient Parameter patient:reference
Resource AdverseEvent Expression 
AdverseEvent.subject.where(resolve() is Patient)Processing Mode 
Normal Target Resources 
Patient Multiples 
multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/AdverseEvent-recorder    9.9.21  recorder Parameter recorder:reference
Who recorded the adverse event
Resource AdverseEvent Expression 
AdverseEvent.recorderProcessing Mode 
Normal Target Resources 
RelatedPerson , PractitionerRole , Practitioner , Patient Multiples 
multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/AdverseEvent-resultingeffect-code    9.9.22  resultingeffect-code Parameter resultingeffect-code:token
Effect on the subject due to this event
Resource AdverseEvent Expression 
AdverseEvent.resultingEffect.conceptProcessing Mode 
Normal Multiples 
multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/AdverseEvent-resultingeffect-reference    9.9.23  resultingeffect-reference Parameter resultingeffect-reference:reference
Effect on the subject due to this event
Resource AdverseEvent Expression 
AdverseEvent.resultingEffect.referenceProcessing Mode 
Normal Target Resources 
Observation , Condition Multiples 
multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/AdverseEvent-seriousness    9.9.24  seriousness Parameter seriousness:token
Seriousness or gravity of the event
Resource AdverseEvent Expression 
AdverseEvent.seriousnessProcessing Mode 
Normal Multiples 
multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/AdverseEvent-status    9.9.25  status Parameter status:token
in-progress | completed | entered-in-error | unknown
Resource AdverseEvent Expression 
AdverseEvent.statusProcessing Mode 
Normal Multiples 
multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/AdverseEvent-study    9.9.26  study Parameter study:reference
Research study that the subject is enrolled in
Resource AdverseEvent Expression 
AdverseEvent.studyProcessing Mode 
Normal Target Resources 
ResearchStudy Multiples 
multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/AdverseEvent-subject    9.9.27  subject Parameter subject:reference
Subject impacted by event
Resource AdverseEvent Expression 
AdverseEvent.subjectProcessing Mode 
Normal Target Resources 
RelatedPerson , Group , Practitioner , Patient Multiples 
multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/AdverseEvent-substance    9.9.28  substance Parameter substance:reference
Refers to the specific entity that caused the adverse event