| Field Name | Field Description |
|---|---|
| APDC_PROJECT_RECNUM | The unique identifier for the APDC episode |
| PPN | The unique identifier for the patient provided by the Centre for Health Record Linkage (CHeReL) |
| EPISODE_SEQUENCE_NUMBER | The sequence number of an episode during a period of stay. |
| HOSPITAL_TYPE | Flag to indicate if the facility of the APDC episode is public or private |
| ED_STATUS | A flag that indicates whether a patient during an APDC episode of care has been treated within the emergency department, and if so, whether they were also admitted to a ward |
| SRG | Classifies patients according to the type of speciality service they principally receive |
| AREA_IDENTIFIER | Local Health District (LHD) of the facility |
| ACUTE_FLAG | Indicates whether or not the patient received the service at an acute facility |
| AR_DRG | Australian Refined Diagnosis Related Group |
| AR_DRG_VERSION | Version number of the ARDRG codeset |
| BLOCK_NUMx | The ACHI block specific to each procedure code |
| CLINICAL_CODESET | The classification scheme used to code a procedure or diagnosis |
| CONDITION_ONSET_FLAGx | A qualifier for each coded diagnosis, indicating the onset of the condition relative to the beginning of the episode of care. Principal condition onset has ‘P’ suffix |
| DIAGNOSIS_CODEx | Diagnoses for the episode of care coded according to ICD-10-AM edition current at the end of the episode. Principal diagnosis has ‘P’ suffix |
| DRG_MODE_OF_SEPARATION | Status at separation of person (discharge / transfer / death) and place to which the person is released. Only available for public hospitals |
| EMERGENCY_STATUS_RECODE | Urgency of admission. Indicates whether or not, in the opinion of the treating clinician, the admission was an emergency: that is, care or treatment was required within 24 hours. Applies to public hospital data only |
| EPISODE_OF_CARE_TYPE | This item is used to record the principal clinical intent or treatment goal of the care provided to the patient for the episode of care. |
| FACILITY_IDENTIFIER_RECODE | The specific hospital, nursing home or day procedure centre reporting the inpatient episode of care. |
| FACILITY_TYPE | The category of the facility through which the health service is delivered |
| HOURS_IN_ICU | The number of hours the patient spent in a designated intensive care unit for this episode of care |
| HOURS_ON_MECH_VENTILATION | The total number of completed hours that the patient has spent on mechanical ventilation during the episode of care |
| MDC | Major Diagnostic Category (MDC) for the ARDRG |
| PEER_GROUP | Facility peer grouping (Public Hospitals only) |
| PROCEDURE_CODEx | The ACHI code specific to each procedure undertaken during an episode of care, defining what was performed during the associated episode/event. Principal (or first listed) procedure has ‘P’ suffix |
| SRG_VERSION | Service Related Group (SRG) version |
| UNIT_TYPE_ON_ADMISSION | The designation of each bed, in terms of type of care or group of patients, which the patient is accommodated in during his/her stay in hospital. Only available for public hospitals |
| EPISODE_START_DATE | The date on which an admitted patient commences an episode of care, by either a formal admission to the hospital or a type change to a subsequent episode within the one stay in hospital |
| EPISODE_END_DATE | The date on which an admitted patient completes an episode of care, by either a formal discharge from the hospital or by a statistical type change to a subsequent episode. |
| EPISODE_START_TIME | The time at which an admitted patient commences an episode of care, by either a formal admission to the hospital or a type change to a subsequent episode within the one stay in hospital. |
| EPISODE_END_TIME | The time at which an admitted patient completes an episode of care, by either a formal discharge from the hospital or by a statistical type change to a subsequent episode |
| MODE_OF_SEPARATION_RECODE | The method (discharge, death, transfer, etc) by which the patient separates from the episode of care |
| SOURCE_OF_REFERRAL_RECODE | The source from which the person was referred to the hospital. |
| REFERRED_TO_ON_SEPARATION_RECODE | This variable records the service to which the patient was referred on separation from this episode of care |
| FACILITY_TRANS_FROM_RECODE | The hospital, nursing home or day procedure centre the patient was transferred from |
| FACILITY_TRANS_TO_RECODE | The hospital, nursing home or day procedure centre the patient was transferred to |
| STAY_NUMBER_HASHED | The encrypted stay number for each period of stay |
| PROCEDURE_LOCATIONx | The location where the procedure was delivered. Principal (or first listed) procedure has ‘P’ suffix. |
| DICTERROR_EMERGENCY_STATUS | Flag that indicates if there is an out-of-dictionary error in the emergency_status field for this episode |
| DICTERROR_EMERGENCY_STATUS_PRIV | Flag that indicates if there is an out-of-dictionary error in the emergency_status_priv field for this episode |
| DICTERROR_REFERRED_TO_ON_SEPARATION | Flag that indicates if there is an out-of-dictionary error in the referred_to_on_separation field for this episode |
| DICTERROR_SOURCE_OF_REFERRAL | Flag that indicates if there is an out-of-dictionary error in the source_of_referral field for this episode |
| DICTERROR_FACILITY_TYPE | Flag that indicates if there is an out-of-dictionary error in the facility_type field for this episode |
| DICTERROR_SRG | Flag that indicates if there is an out-of-dictionary error in the srg field for this episode |
| DICTERROR_AREA_IDENTIFIER | Flag that indicates if there is an out-of-dictionary error in the area_identifier field for this episode |
| DICTERROR_ACUTE_FLAG | Flag that indicates if there is an out-of-dictionary error in the acute_flag field for this episode |
| DICTERROR_MDC | Flag that indicates if there is an out-of-dictionary error in the mdc field for this episode |
| DICTERROR_MODE_OF_SEPARATION | Flag that indicates if there is an out-of-dictionary error in the mode_of_separation field for this episode |
| NESTED_EP | Flag that indicates if this episode is a nested episode, e.g. an episode that occurs within another episode. This occurs when the patient is transferred to another facility without being discharged from the first facility. The nested episode facility is often a private facility that performs day procedures. |
| EPISODESET | A sequential number from 0 for each ppn that identifies the order of hospital admissions within the APDC episodes. There can be multiple episodes in an episodeset. Transfers from one facility to another are considered to be in the same episodeset. |
| TRANSSEQ | A sequential number from 0 for each ppn that identifies the order of episodes within an episodeset |
| FIRSTADM | The admission date of the first episode in an episodeset |
| FINSEP | The discharge date of the last episode in an episodeset |
| NUM_SEPS | The number of episodes (or separations) in an episodeset |
| LOS2 | The length of stay of this episode |
| TOTLOS | The total length of stay for the episodeset |
| TTREAD | The number of days between the findsep of the previous episodeset to the firstadm of this episodeset |
| FIRSTEP | Flag that indicates if the episode is the first episode in an episodeset |
| LASTEP | Flag that indicates if the episode is the last episode in an episodeset |
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