Statistics Meeting Book (May 15, 2019)

AOAC O FFICIAL M ETHODS OF A NALYSIS (2012)

M ICROBIOLOGY G UIDELINES Appendix J, p. 19

Data Summary Table Template and Example for Qualitative Method Collaborative Studies Table G1. Comparative results for the detection of Listeria innocua in raw shrimp by the candidate and reference methods in an interlaboratory study Candidate presumptive (CP) Candidate confirmed (CC) Candidate result (C) Reference method (R) C vs R CP vs CC Statistic Concn, MPN/25 g Lab N x POD(CP) N x POD(CC) N x POD(C) N x POD (R) dLPOD (C,R) 01 12 0 0.00 12 0 0.00 12 0 0.00 12 0 0.00 0.00 0.00 02 12 0 0.00 12 0 0.00 12 0 0.00 12 0 0.00 0.00 0.00 03 12 0 0.00 12 0 0.00 12 0 0.00 12 0 0.00 0.00 0.00 04 12 0 0.00 12 0 0.00 12 0 0.00 12 0 0.00 0.00 0.00 05 12 0 0.00 12 0 0.00 12 0 0.00 12 0 0.00 0.00 0.00 06 12 0 0.00 12 0 0.00 12 0 0.00 12 0 0.00 0.00 0.00 07 12 0 0.00 12 0 0.00 12 0 0.00 12 0 0.00 0.00 0.00 08 12 0 0.00 12 0 0.00 12 0 0.00 12 0 0.00 0.00 0.00 09 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 Estimate 0.00 All 120 0 0.00 120 0 0.00 120 0 0.00 120 0 0.00 0.00 0.00 LCL 0.00 0.00 0.00 0.00 0.00 –1.00 –1.00 UCL 0.02 0.17 0.03 0.03 0.03 0.03 0.03 s r 0.00 0.00 0.00 0.00 LCL 0.00 0.00 0.00 0.00 UCL 0.17 17 0.17 0.17 s L 0.00 0.00 0.00 0.00 LCL 0.00 0.00 0.00 0.00 UCL 0.03 0.03 3.00 0.03 s R 0.00 0.00 0.00 0.00 LCL 0.00 0.00 0.00 0.00 UCL 0.24 0.24 0.24 0.24 P T 1.0000 1.0000 1.0000 1.0000 dLPOD (CP,CC)

01 12 8 0.67 12 8 0.67 12 8 0.67 12 7 0.58 0.08 0.00

02 12 9 0.75 12 8 0.67 12 8 0.67 12 7 0.58 0.08 0.08

03 12 8 0.67 12 8 0.67 12 8 0.67 12 6 0.50 0.17 0.00

05 12 7 0.58 12 7 0.58 12 7 0.58 12 7 0.58 0.00 0.00

07 12 8 0.67 12 8 0.67 12 8 0.67 12 6 0.50 0.17 0.00

06 12 6 0.50 12 6 0.50 12 6 0.50 12 8 0.67 –0.17 0.00

04 12 6 0.50 12 6 0.50 12 6 0.50 12 10 0.83 –0.33 0.00

ANNEX G

© 2012 AOAC INTERNATIONAL