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Identifying and Definitional Attributes
Representational Attributes
Collection and Usage Attributes
Relational Attributes
Source and Reference Attributes
Major diagnostic category (Facility calculated)
Identifying and Definitional Attributes
Identifier & Version
QH 040098 v1
Metadata Item Type
Data Element
Data Element Type
Data Element
Approval Status
Current
15-Jan-1998
Superseded
30-Jun-1999
Approval Type
Standard
Approving Authority
Effective From
01-Jul-1995
Effective To
30-Jun-1999
Definition
One of twenty-three mutually exclusive principal diagnostic categories, that correspond to a single organ system or aetiology. In general these are associated with a particular medical specialty. An additional two categories address exceptions (pre-MDCs) and errors. They are derived from the DRG code.
Context
Institutional health care: The development of Australian Refined DRGs has created a descriptive framework for studying hospitalisation. DRGs provide a summary of the varied reasons for hospitalisation and the complexity of cases a hospital treats. Moreover, as a framework for describing the products of a hospital (that is, patients receiving services), they allow meaningful comparisons of hospitals' efficiency and effectiveness under alternative systems of health care provision.
Short Name
Major diagnostic category (MDC facility)
Name in Other Contexts
MDC
Representational Attributes
Datatype
Numeric
Representation Class
Code
Format
N[N(2)]
Minimum Character Length
1
Maximum Character Length
3
Permissible Values
Permissible_values
Valid DRG codes from the current version of the Australian National DRG Classification. ANDRG Definitions Manual Version 3.1 Volume I and II, Commonwealth Department of Health and Family Services, 3M Health Information Systems.
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Supplementary Values
Supplemenary_values
-
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Collection and Usage Attributes
Guide for Use
New
Verification Rules
Queensland Hospital Admitted Patient Data Collection (QHAPDC):
Transmit as fixed width 3 character, left adjusted, blank filled.
Collection Methods
Queensland Hospital Admitted Patient Data Collection (QHAPDC):
As part of QHAPDC processing of inpatient data by the Data Services Unit (DSU), MDCs are re-calculated from the related data items and any discrepancies with the facility calculated item are queried.
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Relational Attributes
Related Metadata References
Related Metadata References_IR
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Relationship
Metadata Item Type
Metadata Item Subtype
Name
Identifier & Version
Approval Status
Has been superseded by
Data Element
Data Element
Major diagnostic category (Facility calculated)
QH 040098 Version 2
Superseded
Is calculated using
Data Element
Data Element
Diagnostic code (ICD-9-CM)
QH 040100 Version 1
Superseded
Is derived from
Data Element
Data Element
Birth weight
QH 040001 Version 1
Superseded
Is derived from
Data Element
Data Element
Diagnosis code identifier
QH 040099 Version 1
Superseded
Is used in conjunction with
Data Element
Data Element
Diagnosis related group (Facility calculated)
QH 040097 Version 1
Superseded
Is used in conjunction with
Data Element
Data Element
Major diagnostic category (DSU calculated)
QH 040145 Version 1
Superseded
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Implementation in Metadata Sets
Implemented
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Metadata Item Type
Metadata Item Subtype
Name
Identifer & Version
Obligation
Approval Status
Effective From
Effective To
Information Asset
Data Collection
Queensland Hospital Admitted Patient Data Collection (QHAPDC)
QH 020001 Version 1
Mandatory
Superseded
01-Jul-1995
30-Sep-1999
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Data Quality Declaration
Source and Reference Attributes
Source Organisation
Source Document
Keywords
DRG
;
MDC
;
Major diagnostic category
;