AOAC RI ERP Final Action Recommendations eBook

Dupont BAX Salmonella PTM Report Modification Approved 2012 / PTM Certification No. 081201 For Expert Review Panel Use Only Do Not Distribute

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Table 2. BAX® System Presumptive vs. Confirmed Results Sample matrix Enrichment media a MPN / test portion (95% CI) b Number of samples (N) c

BAX® System Presumptive

BAX® System Confirmed

g

95% CI h

dPOD CP

Pos d

e

POD CC f

95% CI

Pos

95% CI

POD CP

BAX® System Real-Time Salmonella - PTM #081201

5

0.25

0.11-0.47

5

0.25

0.11-0.47

0

(-0.14, 0.14)

Ground Beef

mTSB

0.37 (0.20, 0.59)

20

0

0

0-0.43

0

0

0-0.43

0

(-0.45, 0.45)

0.00

5

4

0.20

0.08-0.42

4

0.20

0.08-0.42

0

(-0.14, 0.14)

Ground Beef

BPW

0.37 (0.20, 0.59)

20

0

0

0-0.43

0

0

0-0.43

0

(-0.45, 0.45)

0.00

5

2

0.1

0.028-0.30

2

0.1

0.028-0.30

0

(-0.14, 0.14)

Cream cheese

MP media 0.20 (0.077, 0.39)

20

0

0

0-0.43

0

0

0-0.43

0

(-0.45, 0.45)

0.00

5

Cream cheese

LB

0.20 (0.077, 0.39)

20

5

0.25

0.11-0.47

5

0.25

0.11-0.47

0

(-0.14, 0.14)

0

0

0-0.43

0

0

0-0.43

0

(-0.45, 0.45)

0.00

5

5

0.25

0.11-0.47

5

0.25

0.11-0.47

0

(-0.14, 0.14)

Dry pet food

BPW

0.29 (0.13, 0.53)

20

0

0

0-0.43

0

0

0-0.43

0

(-0.45, 0.45)

0.00

5

5

0.25

0.11-0.47

5

0.25

0.11-0.47

0

(-0.14, 0.14)

Dry pet food

LB

0.29 (0.13, 0.53)

20

0

0

0-0.43

0

0

0-0.43

0

(-0.45-0.45)

0.00

5

BAX® System Real-Time Salmonella - Eight Additional PCR Cycles

5

0.25

0.11-0.47

5

0.25

0.11-0.47

0

(-0.14, 0.14)

Ground Beef

mTSB

0.37 (0.20, 0.59)

20

0

0

0-0.43

0

0

0-0.43

0

(-0.45, 0.45)

0.00

5

4

0.5

0.08-0.42

4

0.20

0.08-0.42

0

(-0.14, 0.14)

Ground Beef

BPW

0.37 (0.20, 0.59)

20

0

0

0-0.43

0

0

0-0.43

0

(-0.45, 0.45)

0.00

5

AOAC INTERNATIONAL 20 2 0.1 0.028-0.30 2 0.1 0.028-0.30 0 (-0.14, 0.14) 0.00 5 0 0 0-0.43 0 0 0-0.43 0 (-0.45, 0.45) 0.20 (0.077, 0.39) 20

Cream cheese

MP media 0.20 (0.077, 0.39)

Cream cheese

LB

5

0.25

0.11-0.47

5

0.25

0.11-0.47

0

(-0.14, 0.14)

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