362-363 / 1195
Revised Mar 2014
37
Table 2013.2B (cont’d)
: Comparative Results for the Detection of
Salmonella
spp. in Wet Dog Food (375 g) by the 3M MDA
Salmonella
Method vs. FDA/BAM
1
in an Inter-laboratory Study (High Level Inoculum)
2
Statistic
MPN/
Test Portion Laboratory
Candidate presumptive
(CP)
Candidate confirmed
(CC)
Candidate result (C)
Reference method
(R)
C vs. R
N
X
POD(CP)
N
X
POD(CC)
N
X
POD(C) N
X POD(R) dLPOD
(C,R)
dLPOD
(CP,CC)
1
12
12
1.00
12
12
1.00
12
12
1.00
12
12
1.00
0.00
0.00
2
12
12
1.00
12
12
1.00
12
12
1.00
12
12
1.00
0.00
0.00
3
12
12
1.00
12
12
1.00
12
12
1.00
12
12
1.00
0.00
0.00
4
a
12
12
1.00
12
12
1.00
12
12
1.00
12
12
1.00
0.00
0.00
5
a
12
10
0.83
12
10
0.83
12
10
0.83
12
11
0.92
-0.09
0.00
6
12
12
1.00
12
12
1.00
12
12
1.00
12
12
1.00
0.00
0.00
7
12
11
0.92
12
11
0.92
12
11
0.92
12
12
1.00
-0.08
0.00
8
12
12
1.00
12
12
1.00
12
12
1.00
12
12
1.00
0.00
0.00
9
12
12
1.00
12
12
1.00
12
12
1.00
12
12
1.00
0.00
0.00
10
a
12
12
1.00
12
12
1.00
12
12
1.00
12
12
1.00
0.00
0.00
11
12
12
1.00
12
12
1.00
12
12
1.00
12
12
1.00
0.00
0.00
12
b
NA
i
NA
NA
NA NA
NA
NA NA
NA
NA NA
NA
NA
NA
13
12
12
1.00
12
12
1.00
12
12
1.00
12
12
1.00
0.00
0.00
14
12
12
1.00
12
12
1.00
12
12
1.00
12
12
1.00
0.00
0.00
15
12
12
1.00
12
12
1.00
12
12
1.00
12
12
1.00
0.00
0.00
16
a
12
10
0.83
12
10
0.83
12
10
0.83
12
12
1.00
-0.17
0.00
17
b
NA NA
NA
NA NA
NA
NA NA
NA
NA NA
NA
NA
NA
18
b
NA NA
NA
NA NA
NA
NA NA
NA
NA NA
NA
NA
NA
19
b
NA NA
NA
NA NA
NA
NA NA
NA
NA NA
NA
NA
NA
20
b
NA NA
NA
NA NA
NA
NA NA
NA
NA NA
NA
NA
NA
Estimate
All
132 131
0.99
132 131
0.99
132 131
0.99
132 132
1.00
-0.01
0.00