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Table 1

From: Validating the Family History Scoring System application to identify Lynch syndrome families

Affected 3
First Degree Relatives(FDR)  
Each FDR 3 each
1-FDR<50-yr, including proband) 3
1-FDR–same side family Extra 3
Second Degree relatives(SDR)  
Each SDR 1 each
>1-SDR<50-yr 1
>1-SDR–same side family Extra 1*
Combination FDR and SDR  
1-FDR and any SDR–same side family 2*
  1. *only if maximum 3 points per family not exceeded