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Henry Ford Production System

Henry Ford Production System - Henry Ford Health System

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Magnitude of the Problem<br />

• 99.974% Specimen ID accuracy<br />

1 Mis-ID case/month<br />

• 12/50,000 cases/year or 240 errors per million<br />

• That we know of……<br />

• = 4 sigma (goal 3.4 defects per million @ 6 sigma)<br />

• Real world correlates………………<br />

……………….next page

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