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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