---
title: "Changes to Export demographic data"
method: POST
path: "/api/v1/studies/{id}/demographic-export/"
---

# Changes to Export demographic data

`POST /api/v1/studies/{id}/demographic-export/`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 5 of 34 revisions.

- **2026-10-02** `9cabd62d103f`: 2 info
- **2026-09-17** `6c9aa73fa51f`: 1 warning, 1 info
- **2026-09-15** `b871601fe1d2`: 1 info
- **2026-09-12** `e9e1e322aacb`: 1 info
- **2026-09-03** `1b48ec8f5693`: 1 breaking, 1 info

## Changes

- **2026-10-02** `9cabd62d103f`: 2 info
  - added the new optional request property `filters/items/oneOf[subschema #1: SelectFilterRequest]/matching_parameters`
  - added the new optional request property `filters/items/oneOf[subschema #3: CompositeFilterRequest]/selected_filters/items/oneOf[subschema #1: SelectFilterRequest]/matching_parameters`
- **2026-09-17** `6c9aa73fa51f`: 1 warning, 1 info
  - deleted the `header` request parameter `Authorization`
  - the endpoint scheme security `token` was added to the API
- **2026-09-15** `b871601fe1d2`: 1 info
  - added the new optional request property `include_filter_id_columns`
- **2026-09-12** `e9e1e322aacb`: 1 info
  - api operation id `export-demographic-data` removed and replaced with `studies_ExportDemographicData`
- **2026-09-03** `1b48ec8f5693`: 1 breaking, 1 info
  - removed `#/components/schemas/SelectFilter, #/components/schemas/CompositeFilter` from the `filters/items/` request property `oneOf` list
  - added `#/components/schemas/SelectFilterRequest, #/components/schemas/CompositeFilterRequest` to the `filters/items/` request property `oneOf` list

---

[Operation](https://skmtc.dev/prolific/apis/api-reference/docs/api/v1/studies/:id/demographic-export/post.md) - [API](https://skmtc.dev/prolific/apis/api-reference.md) - [Page](https://skmtc.dev/prolific/apis/api-reference/changes/api/v1/studies/:id/demographic-export/post)