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Paul Glaziou

👤 Person
47 total appearances

Appearances Over Time

Podcast Appearances

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

Over a decade ago, we calculated that 85% of research is wasted because of the questions asked or serious flaws in the design of the research or the conduct of the research, that a lot of research, about half of it, never gets published.

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

And even the half that is published is so poorly reported that people can neither replicate it nor really apply it well.

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

And all of those things add up.

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

Some of those things have improved with the coronavirus research, like the non-publication because of the number of preprints that are going up.

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

But some problems have increased.

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

So I think we've seen misallocation of funding, the wrong questions being addressed.

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

We've seen lots of flawed research, often getting media attention.

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

And we've also seen very poor reporting

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

We've been working on the rate of asymptomatic cases.

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

One example of that, an early example of showing asymptomatic transmission, it turns out that the investigators didn't actually talk to the patient who was supposed to be asymptomatic.

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

This was a case in Germany.

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

And it turns out that she probably did have symptoms.

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

So that's an example of the sort of rushed research process.

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

But we've also been doing a systematic review of these and largely on the preprints.

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

I've never done this before.

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

And the preprints are often so poorly reported that it's difficult to even tell whether you can include them in the review.

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

Well, so for us, for this particular case, the use of a reporting guideline in the preprints would have been useful.

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

But I don't think there are any easy solutions to all of this.

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

It's just a consequence of the breathtaking speed that we've been seeing, which is important, but is also causing problems and miscommunication, I think, about what research is showing.

Talk Evidence
Talk Evidence covid-19 update - covid ethics, waste and a minimum RCT size

So I think the international response has been good, but I agree there has been a lack of coordination.

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