When Evidence Challenges Experts
New evidence can overturn decades of practice
Sep 9, 2026 · 22 min · 10 segments
In this episode of *Infection Control Matters*, Martin Kiernan talks to Brett Mitchell about a new review of RCTs in IPC over the past two decades. The review identified 239 trials, with a striking…
Brett MitchellGuest
Martin KiernanHost
I wanted to do it because I wanted to understand what was going on around IPC research.

And the other then, a separate paper specifically thinking about Australian-based research in IPC.

And one of the colleagues and people who work with Peter Thien and her colleague, Matthew Carroll, in the podiatry field and Woonfield have done these bibliometric reviews.

And she said to me, I've been doing these reviews and she told me about them.

The research question is usually about So it's information that can be answered by looking at metadata of papers.

You apply inclusion exclusion criteria predetermined like you do for any systematic review.

But instead of looking at those articles, you can simply look at the metadata within those published papers and abstracts.

And there are software programs that enable you to basically put in the articles, and then they can extract the metadata and analyze it for you.

So it's useful for things like volume over time, authorships, who are authors, what affiliations do they have, those kinds of sort of things.

I wanted to do it because I wanted to understand what was going on around IPC research.

And the other then, a separate paper specifically thinking about Australian-based research in IPC.

And one of the colleagues and people who work with Peter Thien and her colleague, Matthew Carroll, in the podiatry field and Woonfield have done these bibliometric reviews.

And she said to me, I've been doing these reviews and she told me about them.

The research question is usually about So it's information that can be answered by looking at metadata of papers.

You apply inclusion exclusion criteria predetermined like you do for any systematic review.

But instead of looking at those articles, you can simply look at the metadata within those published papers and abstracts.

And there are software programs that enable you to basically put in the articles, and then they can extract the metadata and analyze it for you.

So it's useful for things like volume over time, authorships, who are authors, what affiliations do they have, those kinds of sort of things.
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3 of 5
When Evidence Challenges Experts
New evidence can overturn decades of practice
The Case for Living Guidelines
Guidelines need constant updates as evidence changes
Where Infection Research Falls Short
IPC research still leaves important practice gaps
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