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Chlamydia trachomatis - UK NEQAS for MICROBIOLOGY

Chlamydia trachomatis - UK NEQAS for MICROBIOLOGY

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<strong>UK</strong> National External Quality Assessment Service <strong>for</strong> Microbiology<br />

Distribution : 2769<br />

Dispatch Date : 28-Feb-2011<br />

<strong>for</strong> <strong>Chlamydia</strong> detect. (molecular)<br />

Laboratory :<br />

Page 2 of 3<br />

Specimens 0203, 0204 and 0206 originated from a single cultured C. <strong>trachomatis</strong> clinical sample (serovar K) diluted 1:143, 1:30 and 1:50 respectively. Specimen<br />

0205 was a negative specimen and consisted of the freeze-drying matrix only.<br />

Specimen : 0203 <strong>Chlamydia</strong> <strong>trachomatis</strong> DNA positive<br />

Qiagen: Artus<br />

Real-Time Single target<br />

GeneProof: Real-Time<br />

Qiagen: ArtusPLUS<br />

Real-Time Multiplex<br />

Nuclear Laser Medicine<br />

Gen-Probe : PACE Mono<br />

TIB MOLBIOL: LightMix<br />

Sacace Real-TM<br />

PCR: Single target<br />

Unspecified<br />

Roche: Amplicor<br />

Seegene Seeplex STD<br />

Roche : Cobas TaqMan v2<br />

Roche: Cobas Amplicor<br />

Nanogen AD: Real-Time Alert<br />

Gen-Probe : APTIMA Mono<br />

Gen-Probe : APTIMA Combo<br />

Roche: Cobas 4800<br />

BD: Qx Amplified (Viper)<br />

Abbott RealTime<br />

Roche : Cobas TaqMan<br />

BD : ProbeTec<br />

0 16 32 48 64 80<br />

Number of Reports<br />

Specimen : 0204 <strong>Chlamydia</strong> <strong>trachomatis</strong> DNA positive<br />

Qiagen: Artus<br />

Real-Time Single target<br />

GeneProof: Real-Time<br />

Qiagen: ArtusPLUS<br />

Real-Time Multiplex<br />

Nuclear Laser Medicine<br />

Gen-Probe : PACE Mono<br />

TIB MOLBIOL: LightMix<br />

Sacace Real-TM<br />

PCR: Single target<br />

Unspecified<br />

Roche: Amplicor<br />

Seegene Seeplex STD<br />

Roche : Cobas TaqMan v2<br />

Roche: Cobas Amplicor<br />

Nanogen AD: Real-Time Alert<br />

Gen-Probe : APTIMA Mono<br />

Gen-Probe : APTIMA Combo<br />

Roche: Cobas 4800<br />

BD: Qx Amplified (Viper)<br />

Abbott RealTime<br />

Roche : Cobas TaqMan<br />

BD : ProbeTec<br />

<strong>UK</strong> <strong>NEQAS</strong> <strong>for</strong> Microbiology<br />

PO Box 63003<br />

London NW9 1GH<br />

Phone +44 (0)20 8905 9890 Fax +44 (0)20 8205 1488<br />

Hosted by the Health Protection Agency - Colindale<br />

Positive Equivocal Negative<br />

0 16 32 48 64 80<br />

Number of Reports<br />

Positive Equivocal Negative<br />

<strong>UK</strong> (%) All (%)<br />

2 (1.1) 8 (2.7)<br />

4 (2.3) 10 (3.3)<br />

0 (0.0) 1 (0.3)<br />

1 (0.6) 1 (0.3)<br />

0 (0.0) 1 (0.3)<br />

0 (0.0) 1 (0.3)<br />

0 (0.0) 1 (0.3)<br />

0 (0.0) 2 (0.7)<br />

0 (0.0) 2 (0.7)<br />

0 (0.0) 3 (1.0)<br />

0 (0.0) 3 (1.0)<br />

2 (1.1) 4 (1.3)<br />

0 (0.0) 5 (1.7)<br />

4 (2.3) 7 (2.3)<br />

7 (4.0) 13 (4.3)<br />

2 (1.1) 14 (4.7)<br />

13 (7.4) 15 (5.0)<br />

15 (8.5) 18 (6.0)<br />

17 (9.7) 20 (6.7)<br />

19 (10.8) 25 (8.3)<br />

15 (8.5) 30 (10.0)<br />

24 (13.6) 47 (15.7)<br />

51 (29.0) 69 (23.0)<br />

<strong>UK</strong> (%) All (%)<br />

2 (1.1) 8 (2.7)<br />

4 (2.3) 10 (3.3)<br />

0 (0.0) 1 (0.3)<br />

1 (0.6) 1 (0.3)<br />

0 (0.0) 1 (0.3)<br />

0 (0.0) 1 (0.3)<br />

0 (0.0) 1 (0.3)<br />

0 (0.0) 2 (0.7)<br />

0 (0.0) 2 (0.7)<br />

0 (0.0) 3 (1.0)<br />

0 (0.0) 3 (1.0)<br />

2 (1.1) 4 (1.3)<br />

0 (0.0) 5 (1.7)<br />

4 (2.3) 7 (2.3)<br />

7 (4.0) 13 (4.3)<br />

2 (1.1) 14 (4.7)<br />

13 (7.4) 15 (5.0)<br />

15 (8.5) 18 (6.0)<br />

17 (9.7) 20 (6.7)<br />

19 (10.8) 25 (8.3)<br />

15 (8.5) 30 (10.0)<br />

24 (13.6) 47 (15.7)<br />

51 (29.0) 69 (23.0)<br />

Your Report : <strong>Chlamydia</strong> <strong>trachomatis</strong> DNA<br />

positive<br />

Your Score : 2<br />

Overall Results<br />

<strong>UK</strong> All Score<br />

------------------------------------------------------------<br />

Positive<br />

153 266 2<br />

Equivocal<br />

0 0 1<br />

Negative<br />

0 1 -1<br />

------------------------------------------------------------<br />

Total<br />

153 267<br />

% Correct<br />

100 99.6<br />

Your Report : <strong>Chlamydia</strong> <strong>trachomatis</strong> DNA<br />

positive<br />

Your Score : 2<br />

Overall Results<br />

<strong>UK</strong> All Score<br />

------------------------------------------------------------<br />

Positive<br />

152 265 2<br />

Equivocal<br />

0 1 1<br />

Negative<br />

1 1 -1<br />

------------------------------------------------------------<br />

Total<br />

153 267<br />

% Correct<br />

99.3 99.3<br />

© Copyright. The data in <strong>UK</strong> <strong>NEQAS</strong> reports are confidential.<br />

Participants must consult the scheme organiser be<strong>for</strong>e quoting data from the<br />

scheme.<br />

Published at 11:59:42 on Wednesday 13 July 2011

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