The screening cut-off point for the new diabetes screening test was lowered to 130mg of blood glucose per 100ml. Using this cut-off point, 230 people tested positive on the screening test. Of these, 66 people tested negative on the “gold standard” diagnostic test (that is, they did not have diabetes). The data are in the table below.  Data of screening test and gold standard results   "Gold-Standard" Test   Screening Test Disease No Disease Total    Positive 164 66 230    Negative 336 9434 9770 Total 500 9500 10000

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The screening cut-off point for the new diabetes screening test was lowered to 130mg of blood glucose per 100ml. Using this cut-off point, 230 people tested positive on the screening test. Of these, 66 people tested negative on the “gold standard” diagnostic test (that is, they did not have diabetes). The data are in the table below. 

Data of screening test and gold standard results

 

"Gold-Standard" Test

 

Screening Test

Disease

No Disease

Total

   Positive

164

66

230

   Negative

336

9434

9770

Total

500

9500

10000

 

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