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20
Table 2016.1A
:Summary of Results for the Detection of
Listeria monocytogenes
in
Deli Turkey
(125g)
1
Method
a
3M
™
MDA
™
2 -
Listeria monocytogenes
Inoculation Level
Un-inoculated
Low
High
Candidate Presumptive Positive/
Total # of Samples Analyzed
0/132
69/132
132/132
Candidate Presumptive POD (CP)
0.00
(0.00, 0.03)
0.52
(0.43, 0.61)
1.00
(0.97, 1.00)
s
r
b
0.00
(0.00, 0.16)
0.51
(0.45, 0.52)
0.00
(0.00, 0.16)
s
L
c
0.00
(0.00, 0.16)
0.00
(0.00, 0.16)
0.00
(0.00, 0.16)
s
R
d
0.00
(0.00, 0.23)
0.51
(0.46, 0.52)
0.00
(0.00, 0.23)
P Value
e
1.0000
0.8091
1.0000
Candidate Confirmed Positive/
Total # of Samples Analyzed
0/132
66/132
132/132
Candidate Confirmed POD (CC)
0.00
(0.00, 0.03)
0.50
(0.41, 0.59)
1.00
(0.97, 1.00)
s
r
0.00
(0.00, 0.16)
0.51
(0.46, 0.52)
0.00
(0.00, 0.16)
s
L
0.00
(0.00, 0.16)
0.00
(0.00, 0.14)
0.00
(0.00, 0.16)
s
R
0.00
(0.00, 0.23)
0.51
(0.46, 0.52)
0.00
(0.00, 0.23)
P Value
1.0000
0.9123
1.0000
Candidate Confirmed Positive/
Total # of Samples Analyzed
0/132
66/132
132/132
Candidate Presumptive Positive that
Confirmed POD (C)
0.00
(0.00, 0.03)
0.50
(0.41, 0.59)
1.00
(0.97, 1.00)
s
r
0.00
(0.00, 0.16)
0.51
(0.46, 0.52)
0.00
(0.00, 0.16)
s
L
0.00
(0.00, 0.16)
0.00
(0.00, 0.14)
0.00
(0.00, 0.16)
s
R
0.00
(0.00, 0.23)
0.51
(0.46, 0.52)
0.00
(0.00, 0.23)
P Value
1.0000
0.9123
1.0000
Positive Reference Samples/ Total # of
Samples Analyzed
0/132
60/132
132/132
Reference POD
0.00
(0.00, 0.03)
0.45
(0.37, 0.54)
1.00
(0.97, 1.00)
s
r
0.00
(0.00, 0.16)
0.51
(0.46, 0.52)
0.00
(0.00, 0.16)
s
L
0.00
(0.00, 0.16)
0.00
(0.00, 0.11)
0.00
(0.00, 0.16)
s
R
0.00
(0.00, 0.23)
0.51
(0.46, 0.52)
0.00
(0.00, 0.23)
P Value
1.0000
0.9829
1.0000
dLPOD (Candidate vs. Reference)
f
0.00
(-0.03, 0.03)
0.04
(-0.08, 0.17)
0.00
(-0.03, 0.03)
dLPOD (Candidate Presumptive vs.
Candidate Confirmed)
f
0.00
(-0.03, 0.03)
0.02
(-0.10, 0.15)
0.00
(-0.03, 0.03)
a
Results include 95% Confidence Intervals,
r
Repeatability Standard Deviation,
c
Among-Laboratory Standard Deviation,
d
Reproducibility Standard Deviation
2
e
P Value = Homogeneity test of laboratory PODs;
f
A confidence interval for dLPOD that does not contain the value 0 indicates a statistical significant difference between
3
the two methods
4
AOAC Research Institute
Expert Review Panel Use Only
OMAMAN-30 A/ Collaborative Study Manuscript
OMA ERP June 2016
ERP Use Only