NDIS participants choice and control Data dictionary

Attributes

Outcome area Personal and community support
Priority People with complex, high needs are supported
Measure

Proportion of participants aged 15–64 who responded 'Yes' to 'Has the NDIS helped you have more choice and control over your life?' after two years in the scheme1.

Most recent data

December 2025 (Q2 of 2025–26)

Baseline data

December 2021 (Q2 of 2021–22)

Population

NDIS participants aged 15–64 who have been in the scheme for at least two years.

Numerator

Number of NDIS participants aged 15–64 who have been in the scheme for at least two years and responded 'Yes', 'Yes, a lot' or 'Yes, a bit' to the question 'Has the NDIS helped you have more choice and control over your life?'.1

Denominator

Number of NDIS participants aged 15–64 who have been in the scheme for at least two years and have responded 'Yes', 'Yes, a lot', 'Yes, a bit' or 'No' to the question 'Has the NDIS helped you have more choice and control over your life?'.1

Computation description

The number of NDIS participants aged 15–64 who have been in the scheme for at least two years and say that the NDIS helped them have more choices and more control over their life, divided by the number of NDIS participants aged 15–64 who have been in the scheme for at least two years and have responded to the question 'Has the NDIS helped you have more choice and control over your life?'.

Expressed as a percentage.

Computation

100 × (Numerator ÷ Denominator)

Notes
  1. The NDIS rolled out a new data system nationally from 30 October 2023. In this new data system, the 'Yes' response option was split into two options: 'Yes, a lot' and 'Yes, a bit'. Both responses are counted as 'Yes' for the purposes of this measure.
  2. Due to a change in longitudinal reporting methodology, there was a notable increase in the number of records included for the choice and control measure between previous quarters and 2025–26 Q1/Q2. The updated method was implemented to improve the accuracy of outcomes over time, strengthen the reliability of the dataset as participant numbers grow, and increase the overall volume of data available for longitudinal analysis.
  3. Some grouping has been performed to avoid displaying small cell counts.
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