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24

Table 2016.2A (cont’d.)

: Comparative Results for the Detection of

Listeria

in 125 g Deli Turkey Test Portions by the 3M

MDA 2 -

Listeria

Method vs.

1

USDA/FSIS MLG Chapter. 8.09 in a Collaborative Study (High Inoculum Level)

2

Statistic

Matrix/

Inoculation

Level

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)

Deli

Turkey

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

12

12

1.00

12

12

1.00

12

12

1.00

12

12

1.00

0.00

0.00

5

12

12

1.00

12

12

1.00

12

12

1.00

12

12

1.00

0.00

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

12

1.00

12

12

1.00

12

12

1.00

12

12

1.00

0.00

0.00

8

a

NA NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

9

12

12

1.00

12

12

1.00

12

12

1.00

12

12

1.00

0.00

0.00

10

a

NA NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

MPN/

Test

Portion

4.52

3.19

6.42

11

12

12

1.00

12

12

1.00

12

12

1.00

12

12

1.00

0.00

0.00

12

12

12

1.00

12

12

1.00

12

12

1.00

12

12

1.00

0.00

0.00

13

12

12

1.00

12

12

1.00

12

12

1.00

12

12

1.00

0.00

0.00

Estimate

All

132 132

1.00

132 132

1.00

132

132

1.00

132 132

1.00

0.00

0.00

LCL

0.97

0.97

0.97

0.97

-0.03

-0.03

UCL

1.00

1.00

1.00

1.00

0.03

0.03

s

r

b

0.00

0.00

0.00

0.00

LCL

0.00

0.00

0.00

0.00

UCL

0.16

0.16

0.16

0.16

s

L

c

0.00

0.00

0.00

0.00

LCL

0.00

0.00

0.00

0.00

UCL

0.16

0.16

0.16

0.16

s

R

d

0.00

0.00

0.00

0.00

UCL

0.00

0.00

0.00

0.00

LCL

0.23

0.23

0.23

0.23

P

T

e

1.000

1.000

1.000

1.000

a

N/A – Laboratory did not participate or submit data for this matrix

3

b

Repeatability Standard Deviation,

c

Among-Laboratory Standard Deviation,

d

Reproducibility Standard Deviation,

e

P

T

Value = Homogeneity test of laboratory PODs

4

LCL – Lower Confidence Limit; UCL – Upper Confidence Limit

5

6

7

AOAC Research Institute

Expert Review Panel Use Only

OMAMAN-29 A/ Collaboartive Study Manuscript

OMA ERP June 2016

ERP Use Only