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Table 1 Sample exclusion criteria

From: Biomarker discovery for colon cancer using a 761 gene RT-PCR assay

 

Number excluded

Percent excluded

Remaining samples

Samples extracted

N/A

0

354

Insufficient RNA

-38

10.7%

316

Incomplete sample data

-4

1.1%

312

Unsatisfactory qPCR

-21

5.9%

291

Pathologically ineligble

-10

2.8%

281

Clinically ineligble

-11

3.1%

270

Total in final dataset

 

76.3%

270

  1. Samples were excluded on the basis of several different categories. Various acceptance criteria were applied to the dataset. The table shows how many samples were excluded from the final dataset based on each category. There were 354 samples extracted and the final evaluable data set was 270.