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Gender code X

Identifying and definitional attributes

Metadata item type:Help on this termValue Domain
METeOR identifier:Help on this term741825
Registration status:Help on this termHealth, Standardisation pending 22/07/2021
Definition:Help on this term

A code set representing the social and cultural differences in man or boy, woman or girl, and non-binary identity, expression and experience.

Representational attributes

Representation class:Help on this termCode
Data type:Help on this termString
Format:Help on this termX
Maximum character length:Help on this term1
Permissible values:Help on this term
1Man, or boy, or male
2Woman, or girl, or female
4Different term
5Prefer not to answer
Supplementary values:Help on this term
9Not stated/inadequately described

Collection and usage attributes

Guide for use:Help on this term

This Value Domain is based on the Australian Bureau of Statistics Standard for sex, gender, variations of sex characteristics and sexual orientation variables (ABS 2021). The values are defined as follows:

CODE 1     Man, or boy, or male

Persons who describe their gender as man, or boy, or male.

CODE 2     Woman, or girl, or female  

Persons who describe their gender as woman, or girl, or female.

CODE 3     Non-binary

Persons who describe their gender as non-binary.

CODE 4     Different term

Persons who describe their gender as a term other than man/boy/male, woman/girl/female or non-binary.

CODE 5     Prefer not to answer

Persons who prefer not to respond on how they describe their gender.


The ABS Standard also allows for the following Alternative Code system:

CODE M     Man, or boy, or male

CODE F     Woman, or girl, or female  

CODE X     Non-binary

CODE T     Different term

CODE Z     Prefer not to answer


The ABS Standard allows for the following output categories for gender:

Man, or boy

Includes CODE 1 (M)

Woman, or girl

Includes CODE 2 (F)


Includes CODES 3 (X) and 4 (T)

Not stated

Includes CODES 5 (Z) and 9.

Collection methods:Help on this term

CODE 9     Not stated or inadequately described.

This supplementary value is used to code inadequately described responses and non-responses for gender. It is not to be used on primary collection forms. It is primarily for use in administrative collections when transferring data from data sets where the item has not been collected.

Comments:Help on this term

Former versions of this Value Domain contained only three permissible values:

CODE 1   Male

CODE 2   Female

CODE 3   Other (formerly 'Gender other/diverse')

Source and reference attributes

Submitting organisation:Help on this term

Australian Institute of Health and Welfare

Origin:Help on this term

ABS (Australian Bureau of Statistics) 2021. Standard for sex, gender, variations of sex characteristics and sexual orientation variables. Canberra: ABS, viewed 25 February 2021 

AGD (Attorney-General's Department) 2015. Australian Government Guidelines on the Recognition of Sex and Gender, viewed 26 February 2021 

Relational attributes

Related metadata references:Help on this term

Supersedes Gender code X Health, Standard 11/05/2017, ACT Health, Final 02/01/2019

Data elements implementing this value domain:Help on this term

Person—gender, code X Health, Standardisation pending 22/07/2021

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