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DuPont™ BAX
®
System Real-Time PCR Assay for
Salmonella
: Collaborative Study
DuPont Nutrition & Health
Page 13
Table 1 - BAX® System vs. Reference Method Results for Orange Juice (Un-inoculated Control)
Statistic
MPN/
Test Portion
Laboratory
Candidate presumptive
(CP)
Candidate confirmed
(CC)
Candidate result (C)
Reference method (R)
C vs. R
N
x
POD(CP)
a
N
x
POD(CC)
b
N
X
POD(C)
c
N
X
POD(R)
d
dLPOD
e
(C,R)
dLPOD
(CP,CC)
0.00
0.00
0.03
1
12
0
0.00
12
0
0.00
12
0
0.00
12
0
0.00
0.00
0.00
2
f
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
3
12
0
0.00
12
0
0.00
12
0
0.00
12
0
0.00
0.00
0.00
4
12
0
0.00
12
0
0.00
12
0
0.00
12
0
0.00
0.00
0.00
5
12
0
0.00
12
0
0.00
12
0
0.00
12
0
0.00
0.00
0.00
6
12
0
0.00
12
0
0.00
12
0
0.00
12
0
0.00
0.00
0.00
7
12
0
0.00
12
0
0.00
12
0
0.00
12
0
0.00
0.00
0.00
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
12
0
0.00
12
0
0.00
12
0
0.00
12
0
0.00
0.00
0.00
12
12
0
0.00
12
0
0.00
12
0
0.00
12
0
0.00
0.00
0.00
13
12
0
0.00
12
0
0.00
12
0
0.00
12
0
0.00
0.00
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
Estimate
All
168
0
0.00
168
0
0.00
168
0
0.00
168
0
0.00
0.00
0.00
LCL
0.00
0.00
0.00
0.00
-0.02
-0.02
UCL
0.02
0.02
0.02
0.02
0.02
0.02
s
r
g
0.00
0.00
0.00
0.00
LCL
0.00
0.00
0.00
0.00
UCL
0.15
0.15
0.15
0.15
s
L
h
0.00
0.00
0.00
0.00
LCL
0.00
0.00
0.00
0.00
UCL
0.15
0.15
0.15
0.15
s
R
i
0.00
0.00
0.00
0.00
UCL
0.00
0.00
0.00
0.00
LCL
0.21
0.21
0.21
0.21
P
T
j
1.0000
1.0000
1.0000
1.0000
1
a
POD
CP
= Candidate method presumptive positive outcomes divided by the total number of trials,
b
POD
CC
= Candidate method confirmed positive outcomes divided by the total number of trials,
c
POD
C
=
2
Confirmed candidate method positive outcomes divided by the total number of trials,
d
POD
R
= Confirmed reference method positive outcomes divided by the total number of trials,
e
dLPOD is the
3
FINAL (Version 4)