DX error by age groups

Ross Koppel rkoppel at SAS.UPENN.EDU
Tue Apr 30 15:31:01 UTC 2013


I thought the way Eta thought. Interesting....and interesting word 
confusion.

     eg, "I cannot recommend this person highly enough"     "you will be 
lucky if you get this person to work for you."


Ross Koppel, Ph.D. FACMI
Sociology Dept and Sch. of Medicine
University of Pennsylvania, Phila, PA 19104-6299
215 576 8221 C: 215 518 0134

On 4/30/2013 11:10 AM, Jason Maude wrote:
> I did mean by patient age but realise that by practitioner age is also 
> an interesting question.
>
>
> From: Bradford Winters <bwinters at JHMI.EDU <mailto:bwinters at JHMI.EDU>>
> Reply-To: Society to Improve Diagnosis in Medicine 
> <IMPROVEDX at LIST.IMPROVEDIAGNOSIS.ORG 
> <mailto:IMPROVEDX at LIST.IMPROVEDIAGNOSIS.ORG>>, Bradford Winters 
> <bwinters at JHMI.EDU <mailto:bwinters at JHMI.EDU>>
> Date: Tuesday, 30 April 2013 15:50
> To: "IMPROVEDX at LIST.IMPROVEDIAGNOSIS.ORG 
> <mailto:IMPROVEDX at LIST.IMPROVEDIAGNOSIS.ORG>" 
> <IMPROVEDX at LIST.IMPROVEDIAGNOSIS.ORG 
> <mailto:IMPROVEDX at LIST.IMPROVEDIAGNOSIS.ORG>>
> Subject: Re: DX error by age groups
>
> Did you mean by patient age or practitioner age?
>
> Bradford D. Winters, Ph.D., M.D.
> ------------------------------------------------------------------------
> *From:* Geoff Norman [norman at MCMASTER.CA <mailto:norman at MCMASTER.CA>]
> *Sent:* Tuesday, April 30, 2013 10:35 AM
> *To:* IMPROVEDX at LIST.IMPROVEDIAGNOSIS.ORG 
> <mailto:IMPROVEDX at LIST.IMPROVEDIAGNOSIS.ORG>
> *Subject:* Re: DX error by age groups
>
> I have been tracking exactly this question for some time.. I have 
> located probably 15 studies that address the question. First of all, 
> it's easy to show a strong positive relationship with residency 
> training, which is not the case if you look at measures like adherence 
> to guidelines, ABIM performance etc. But beyond residency it's more 
> tricky.I have not summarized the data quantitatively as yet, but I 
> think the best guess is that there is a small negative relation 
> between age and dx error, typically around -0.1.  And many outliers. 
> In one study we did with elite internists, the best performer was 65, 
> and the worst performer was 65.
>
> But a tantalizing possibility is that it may follow the "10,000" hour 
> curve and be curvilinear, peaking at around 45. There's just not 
> enough data to find this.
>
>
> Geoff
>
> Geoff Norman
> norman at mcmaster.ca <mailto:norman at mcmaster.ca>
>
> MDCL 3519
> McMaster University
> 1200 Main St. W.
> Hamilton ON L8N3Z5, Canada
>
> norman at mcmaster.ca <mailto:norman at mcmaster.ca>
> (905) 525-9140, ext.22119
>
>
>
> On 2013-04-30, at 5:46 AM, Jason Maude wrote:
>
>> Hi to the new group.
>>
>> Does anybody know of any studies that show dx error by age group?
>>
>> Many thanks
>>
>>
>> Jason Maude
>> Founder and CEO Isabel Healthcare
>> Tel: +44 1428 644886
>> Tel: +1 703 879 1890
>> www.isabelhealthcare.com <http://www.isabelhealthcare.com/>
>>
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