21
Table 2016.1B
:Summary of Results for the Detection of
Listeria
in
Raw Chicken Breast Fillet
(25g)
1
Method
a
3M
™
MDA
™
2 -
Listeria
Inoculation Level
Un-inoculated
Low
High
Candidate Presumptive Positive/
Total # of Samples Analyzed
2/132
88/132
131/132
Candidate Presumptive POD (CP)
0.02
(0.00, 0.06)
0.67
(0.58, 0.75)
0.99
(0.96, 1.00)
s
r
b
0.12
(0.11, 0.16)
0.48
(0.42, 0.52)
0.09
(0.08, 0.16)
s
L
c
0.00
(0.00, 0.05)
0.00
(0.00, 0.18)
0.00
(0.00, 0.04)
s
R
d
0.12
(0.11, 0.14)
0.48
(0.43, 0.52)
0.09
(0.08, 0.10)
P Value
e
0.5190
0.6044
0.4338
Candidate Confirmed Positive/
Total # of Samples Analyzed
1/132
86/132
132/132
Candidate Confirmed POD (CC)
0.01
(0.00, 0.04)
0.65
(0.57, 0.73)
1.00
(0.97, 1.00)
s
r
0.09
(0.08, 0.16)
0.48
(0.43, 0.52)
0.00
(0.00, 0.16)
s
L
0.00
(0.00, 0.04)
0.00
(0.00, 0.18)
0.00
(0.00, 0.16)
s
R
0.09
(0.08, 0.10)
0.48
(0.43, 0.52)
0.00
(0.00, 0.23)
P Value
0.4338
0.5632
1.0000
Candidate Confirmed Positive/
Total # of Samples Analyzed
1/132
85/132
131/132
Candidate Presumptive Positive that
Confirmed POD (C)
0.01
(0.00, 0.04)
0.64
(0.56, 0.73)
0.99
(0.96, 1.00)
s
r
0.09
(0.08, 0.16)
0.48
(0.43, 0.52)
0.09
(0.08, 0.16)
s
L
0.00
(0.00, 0.04)
0.00
(0.00, 0.18)
0.00
(0.00, 0.04)
s
R
0.09
(0.08, 0.10)
0.49
(0.43, 0.52)
0.09
(0.08, 0.10)
P Value
0.4338
0.6228
0.4338
Positive Reference Samples/ Total # of
Samples Analyzed
0/132
64/132
132/132
Reference POD
0.00
(0.00, 0.03)
0.48
(0.40, 0.57)
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
0.9192
1.0000
dLPOD (Candidate vs. Reference)
f
0.01
(-0.02, 0.04)
0.16
(0.04, 0.28)
-0.01
(-0.04, 0.02)
dLPOD (Candidate Presumptive vs.
Candidate Confirmed)
f
0.01
(-0.03, 0.05)
0.02
(-0.10, 0.13)
-0.01
(-0.04, 0.02)
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-29 A/ Collaboartive Study Manuscript
OMA ERP June 2016
ERP Use Only