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Kat Hoffman

@kathoffman

biostatistician + biostatistics phd student at the university of washington. learning + writing about better ways to conduct research. #rstats, #dataviz, causal inference. she/her. blog: https://www.khstats.com/

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24.09.2023
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Latest posts by Kat Hoffman @kathoffman

Folks from underrepresented groups in data science and open source: we'd love to have you join!

20.02.2026 22:27 ๐Ÿ‘ 5 ๐Ÿ” 3 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

1. LLM-generated code tries to run code from online software packages. Which is normal but
2. The packages donโ€™t exist. Which would normally cause an error but
3. Nefarious people have made malware under the package names that LLMs make up most often. So
4. Now the LLM code points to malware.

12.04.2025 23:43 ๐Ÿ‘ 7917 ๐Ÿ” 3618 ๐Ÿ’ฌ 120 ๐Ÿ“Œ 446
A screenshot of our new Canadian Journal of cardiology article showing the title and authors.

A screenshot of our new Canadian Journal of cardiology article showing the title and authors.

Interested in quantitative bias analysis, but you're not sure where to start?

Check out our newly published, tutorial-based exercise introducing probabilistic quantitative bias analysis in an applied and accessible way.

Special kudos to 1st author Nick G ๐Ÿ™Œ

Link: onlinecjc.ca/article/S082...

23.12.2025 15:02 ๐Ÿ‘ 10 ๐Ÿ” 3 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 1
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Research linking gut microbes to autism is deeply flawed, critics say Amid growing investment in the field, a new paper argues it rests on shaky foundations

Studies of fecal bacteria have led some researchers to propose a link between the gut microbiome and autism.

But a new paper argues the claim rests on shaky foundations. https://scim.ag/48lckEh

19.11.2025 17:21 ๐Ÿ‘ 45 ๐Ÿ” 16 ๐Ÿ’ฌ 3 ๐Ÿ“Œ 1
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A Battle with My Blood When I was diagnosed with leukemia, my first thought was that this couldnโ€™t be happening to me, to my family.

www.newyorker.com/culture/the-...

23.11.2025 22:07 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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One of CDCโ€™s final blows. And what it means for you. Where to find trusted health information now?

"At this time, I suggest the general public avoid the CDC website." --epidemiologist @kkjetelina.bsky.social open.substack.com/pub/yourloca...

21.11.2025 15:22 ๐Ÿ‘ 162 ๐Ÿ” 73 ๐Ÿ’ฌ 2 ๐Ÿ“Œ 6

For a very particular reason, ALAN DERSHOWITZ, Iโ€™m thinking about how the Harvard Law Faculty, which Dersh is a member of, were VERY vocal about how Harvardโ€™s mee Obama-era title IX standards were too stringent and โ€œunfairโ€ to accused perpetrators

15.11.2025 20:57 ๐Ÿ‘ 808 ๐Ÿ” 202 ๐Ÿ’ฌ 3 ๐Ÿ“Œ 4
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For Women in Economics, the Hostility Is Out in the Open (Published 2021)

1/ Egalitarianism should begin at home. I link to this article by @bencasselman.bsky.social in light of the communications between Larry Summers and Jeffrey Epstein that have just been released. The released emails and the fact of friendship are vile.

www.nytimes.com/2021/02/23/b...

15.11.2025 16:32 ๐Ÿ‘ 1490 ๐Ÿ” 363 ๐Ÿ’ฌ 21 ๐Ÿ“Œ 46
KHstats - A Biostatistics PhD Application Notebook [with Statement of Purpose]

Nov 1 means most US Biostatistics PhD applications are due in 1 month!!

I wrote about the application process two years ago when I applied, including lots of Statement of Purpose advice (pre-ChatGPT ๐Ÿ™ƒ): www.khstats.com/blog/phd-apps/

Please share with anyone who might benefit!

01.11.2025 21:24 ๐Ÿ‘ 1 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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Bare Necessities of Data Management | Crystal Lewis An overview of data management priorities in the early phases of an education research project.

A question that comes up a lot in my consulting work is, "What are the most important data management practices a team can get started early, that will lead to better quality data?"

In this new blog post I write about some of the core practices to implement. ๐Ÿ‘‡

cghlewis.com/blog/project...

02.01.2025 15:14 ๐Ÿ‘ 84 ๐Ÿ” 29 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 3
Title slide: Acting as if our research might matter - Analyzing data

Image: A meteor about to strike the earth.

Title slide: Acting as if our research might matter - Analyzing data Image: A meteor about to strike the earth.

Clinical Researchers:

I am here to warn you about a meteor hurling towards us.

That meteor represents increasing scrutiny of clinical research; and in particular how we approach data collection, analysis, interpretation and reporting.

Prepare now, or face the consequences.

1/

24.10.2024 07:49 ๐Ÿ‘ 155 ๐Ÿ” 70 ๐Ÿ’ฌ 22 ๐Ÿ“Œ 20
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Internship opportunity for aspiring Biostatisticians and Public Health Researchers at the undergrad level ๐ŸŒŸ

16.12.2024 16:24 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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happy mole day (as in Avogadro's constant, 6.022 x 10^23)!

in undergrad I loved competing in my chemistry dept's "Mole day" contests. this is from the year my Holy Moly priest and altar server lost to another student's Moley Cyrus on a wrecking ball. ๐Ÿ˜†๐Ÿ‘ฉโ€๐Ÿ”ฌ

24.10.2023 02:21 ๐Ÿ‘ 1 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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๐Ÿ‘‹ slowly making the move from twitter!

other recent moves: nyc โžก๏ธ seattle to start a biostatistics phd at the university of washington.

feeling very excited and grateful for the opportunities to learn and grow as a researcher.

bit less excited about the past 7 weeks on crutches ๐Ÿ˜ฎโ€๐Ÿ’จ

13.10.2023 01:07 ๐Ÿ‘ 3 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0