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Diagnosis onset type code N

This item has been superseded by a newer version by one or more Registration Authorities.

Definition

A code set representing the onset of a diagnosed condition.

Representation

Data Type Number
Format N
Maximum character length 1

Values

Value Meaning Start Date End Date
Permissible Values 1 Primary condition
2 Post-admit condition
Supplementary Values 9 Unknown or uncertain

Comments

Guide for use:

CODE 1 Primary condition

  • a condition present on admission such as the presenting problem, a comorbidity, chronic disease or disease status. In the case of neonates, the condition(s) present at birth.
  • a previously existing condition not diagnosed until the current episode of care
    in delivered obstetric cases, all conditions which arise from the beginning of labour to the end of second stage

CODE 2 Post-admit condition

  • a condition which arises during the current episode of care and would not have been present on admission

CODE 9 Unknown or uncertain

  • a condition where the documentation does not support assignment to 1 or 2

References


This content Based on Australian Institute of Health and Welfare material. Attribution provided as required under the AIHW CC-BY licence.

Related content

Relation Count
Data Elements implementing this Value Domain 1