4. AOACRIMicroMethods-2018Awards
B ird et al .: J ournal of aoaC i nternational V ol . 99, n o . 4, 2016 987
11
Table 2016.01D. Comparative results for the detection of Salmonella at three inoculum levels in peanut butter by the 3M MDA 2 – Salmonella method versus FDA BAM reference method in a collaborative study
Candidate presumptive
Candidate confirmed
Candidate result
Reference method
Candidate versus reference
Matrix and inoculation level Creamy peanut butter, uninoculated control
Statistic
POD CC
POD C
POD R
dLPOD C
dLPOD CP
Laboratory
N X POD CP N X
N X
N X
1 2
12 0 0.00 12 0 0.00 12 12 0 0.00 12 0 0.00 12 12 1 0.08 12 2 0.17 12 12 0 0.00 12 0 0.00 12
0 0.00 12 0 0.00 12 1 0.08 12 0 0.00 12
0 0.00 0.00 0 0.00 0.00
0.00 0.00
3 a
0 0.00 0.08 −0.09
4
0 0.00 0.00
0.00
5 b NA c NA NA NA NA NA NA NA NA NA NA NA NA NA 6 12 0 0.00 12 0 0.00 12 0 0.00 12 0 0.00 0.00 0.00 7 a 12 1 0.08 12 0 0.00 12 0 0.00 12 0 0.00 0.00 0.08 8 12 0 0.00 12 0 0.00 12 0 0.00 12 0 0.00 0.00 0.00 9 12 0 0.00 12 0 0.00 12 0 0.00 12 0 0.00 0.00 0.00 10 12 0 0.00 12 0 0.00 12 0 0.00 12 0 0.00 0.00 0.00 11 b NA NA NA NA NA NA NA NA NA NA NA NA NA NA 12 12 0 0.00 12 0 0.00 12 0 0.00 12 0 0.00 0.00 0.00 13 12 2 0.17 12 0 0.00 12 0 0.00 12 0 0.00 0.17 0.00 14 12 0 0.00 12 0 0.00 12 0 0.00 12 0 0.00 0.00 0.00 15 12 0 0.00 12 0 0.00 12 0 0.00 12 0 0.00 0.00 0.00 16 d NA NA NA NA NA NA NA NA NA NA NA NA NA NA
Estimate
All
132 2 0.01 132 0 0.00 132
0 0.00 132 0 0.00 0.00
0.01
LCL e UCL f
0.00 0.05 0.11 0.10 0.16 0.04 0.01 0.08 0.12 0.11 0.15
0.00 0.03 0.00 0.00 0.16 0.00 0.00 0.16 0.00 0.00 0.23
0.00 0.03 0.00 0.00 0.16 0.00 0.00 0.16 0.00 0.00 0.23
0.00 −0.03 −0.01
0.03 0.03
0.05
0.00 0.00 0.16 0.00 0.00 0.16 0.00 0.00 0.23
s r
LCL UCL
s L
LCL UCL
s R
UCL LCL
0.0265
1.0000
1.0000
1.0000
P T
Creamy peanut butter, low inoculum level
0.00 0.00
1 2
12 6 0.50 12 6 0.50 12 12 8 0.66 12 8 0.66 12 12 5 0.42 12 6 0.50 12 12 6 0.50 12 6 0.50 12
6 0.50 12 8 0.66 12 5 0.42 12 6 0.50 12
6 0.50 0.00 6 0.50 0.16
3 a
5 0.42 0.00 −0.08
4
5 0.42 0.08
0.00
5 b NA NA NA NA NA NA NA NA NA NA NA NA NA NA 6 12 9 0.75 12 8 0.66 12 8 0.66 12 8 0.66 0.00 0.09 7 a 12 10 0.83 12 8 0.66 12 8 0.66 12 7 0.58 0.08 0.17 8 12 6 0.50 12 6 0.50 12 6 0.50 12 5 0.42 0.08 0.00 9 12 7 0.58 12 7 0.58 12 7 0.58 12 8 0.66 −0.08 0.00 10 12 7 0.58 12 7 0.58 12 7 0.58 12 5 0.42 0.16 0.00 11 b NA NA NA NA NA NA NA NA NA NA NA NA NA NA 12 12 5 0.42 12 5 0.42 12 5 0.42 12 6 0.50 −0.08 0.00 13 12 9 0.75 12 8 0.66 12 8 0.66 12 5 0.42 0.24 0.09 14 12 7 0.58 12 7 0.58 12 7 0.58 12 8 0.66 −0.08 0.00 15 12 8 0.66 12 8 0.66 12 8 0.66 12 6 0.50 0.16 0.00 16 d NA NA NA NA NA NA NA NA NA NA NA NA NA NA
03/10/2019
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