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48621 Social & Preventive Medicine

ECG was performed on a total of 700 subjects with complaints of acute chest pain. Of these, 520 patients had myocardial infarction. Calculate the positive predictive value of ECG is:rnrn rnrnrnrnMYOCARDIAL INFARCTIONrnrn rn rn rnrnrnrnECGrnrnrnPRESENTrnrnrnABSENTrnrnrnTOTALrnrnrnrnrnPOSITIVErnrnrn416rnrnrn9rnrnrn425rnrnrnrnrnNEGATIVErnrnrn104rnrnrn171rnrnrn275rnrnrnrnrnTOTALrnrnrn520rnrnrn180rnrnrn700rnrnrnrnrnrn

A40%
B55%
C95%
D98%
Social & Preventive Medicine
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