> For the complete documentation index, see [llms.txt](https://docs.finngen.fi/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.finngen.fi/faq/about-endpoints.md).

# Endpoints

[Where do I find the most recent list of FinnGen endpoints?](/faq/about-endpoints/where-do-i-find-the-most-recent-list-of-finngen-endpoints.md)

[What does it mean when an endpoint has “mode” at the end?](/faq/about-endpoints/what-does-it-mean-when-an-endpoint-has-mode-at-the-end.md)

[What scenario would cause an NA (missing data) entry rather than a zero?](/faq/about-endpoints/what-scenario-would-cause-an-na-missing-data-entry-rather-than-a-zero.md)

[Does it mean anything when a value is written as $!$ instead of NA?](/faq/about-endpoints/does-it-mean-anything-when-a-value-is-written-as-usd-usd-instead-of-na.md)

[Why is there an inconsistency between ICD10 code J84.1 (IPF) and J84.112?](/faq/about-endpoints/why-is-there-an-inconsistency-between-icd10-code-j84.1-ipf-and-j84.112.md)

[How are control endpoints calculated?](/faq/about-endpoints/how-are-control-endpoints-calculated.md)

[Can I get a list of FinnGen IDs by control group for my endpoint?](/faq/about-endpoints/can-i-get-a-list-of-finngen-ids-by-control-group-for-my-endpoint.md)

[What does Level C mean in the endpoints data table?](/faq/about-endpoints/whats-level-c-in-the-endpoints-data-table.md)

[What does the SUBSET\_COV field show?](/faq/about-endpoints/what-does-the-subset_cov-field-show.md)

[Why is there a "K." prefix on some endpoints?](/faq/about-endpoints/why-is-there-a-k.-prefix-on-some-endpoints.md)

[Why there are fewer endpoints going from R5 (N = 2,925) to R8 (N = 2,202)?](/faq/about-endpoints/why-there-are-fewer-endpoints-going-from-r5-n-2-925-to-r8-n-2-202.md)

[Should I include primary care registry (PRIM\_OUT) codes in my cohort definitions?](/faq/about-endpoints/should-i-include-primary-care-registry-prim_out-codes-in-my-cohort-definitions.md)

[I found BL\_AGE after FU\_END\_AGE in the endpoint data, how is it possible?](/faq/about-endpoints/i-found-bl_age-after-fu_end_age-in-the-endpoint-data-how-is-it-possible.md)

[Why do individuals who are not dead have death age in endpoint data?](/faq/about-endpoints/why-individuals-who-are-not-dead-have-death-age-in-endpoint-data.md)

[I found EVENT\_AGE after FU\_END\_AGE in endpoint data, how is it possible?](/faq/about-endpoints/i-found-event_age-after-fu_end_age-in-endpoint-data-how-is-it-possible.md)


---

# Agent Instructions
This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com.

## Querying This Documentation
If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.finngen.fi/faq/about-endpoints.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.