Module 4: Laboratory Line List

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Laboratory Line list for Canadian Multi-Jurisdictional Outbreak of Esherichia coli O157:H7, Outbreak ID: 1406EC1398MP

National ID: MB-01

P/T: MB

Age: 7

Sex: F

Report Date to OMD: 2014-07-21

Illness Onset Date: 2014-06-28

Specimen Collection Date: no data

Received Date: 2014-07-07

Upload Date (to NML): 2014-07-14

Hospitalized: Y

Death: N

Discharged: no data

PFGE 1: ECXAI.1398

PFGE 2: ECBNI.1212

MLVA: 10_9_13_4_8_6_13_9

Hyp Gen Q Rec’d: N

Focused Questionnaire: N

Samples taken: N

Sample Results: no data

Red bell peppers: no data

Red bell pepper details: no data

Mushrooms: no data

Mushroom details: no data

Strawberries: no data

Strawberries details: no data

Hamburger exposure: no data

Frozen burger exposure: no data

Frozen burger details: no data

Fresh ground beef exposure: no data

Fresh ground beef exposure details: no data

Restaurant burger exposure: no data

Restaurant burger exposure details: no data

Romaine lettuce exposure: no data

Romaine lettuce details: no data

Exposures: no data

Risk factors: no data

Comments: Lost to follow-up

 

National ID: SK-02

P/T: SK

Age: 52

Sex: F

Report Date to OMD: 2014-07-21

Illness Onset Date: 2014-07-03

Specimen Collection Date: no data

Received Date: 2014-07-11

Upload Date (to NML): 2014-07-18

Hospitalized: N

Death: N

Discharged: n/a

PFGE 1: ECXAI.1398

PFGE 2: ECBNI.1212

MLVA: 10_9_13_4_8_6_13_9

Hyp Gen Q Rec’d: Y

Focused Questionnaire: N

Samples taken: N

Sample Results: no data

Red bell peppers: Y

Red bell pepper details: no data

Mushrooms: Y

Mushroom details: no data

Strawberries: Y

Strawberries details: no data

Hamburger exposure: Y

Frozen burger exposure: no data

Frozen burger details: no data

Fresh ground beef exposure: no data

Fresh ground beef exposure details: no data

Restaurant burger exposure: no data

Restaurant burger exposure details: no data

Romaine lettuce exposure: no data

Romaine lettuce details: no data

Exposures: Canada Day BBQ, buys vegetables at farmgate

Risk factors: no data

Comments: Attended same BBQ as SK-06

 

National ID: SK-03

P/T: SK

Age: 82

Sex: M

Report Date to OMD: 2014-07-21

Illness Onset Date: 2014-07-01

Specimen Collection Date: no data

Received Date: 2014-07-10

Upload Date (to NML): 2014-07-18

Hospitalized: Y

Death: N

Discharged: Y

PFGE 1: ECXAI.1398

PFGE 2: ECBNI.1212

MLVA: 10_9_13_4_8_6_13_9

Hyp Gen Q Rec’d: Y

Focused Questionnaire: N

Samples taken: N

Sample Results: no data

Red bell peppers: Y

Red bell pepper details: no data

Mushrooms: N

Mushroom details: no data

Strawberries: N

Strawberries details: no data

Hamburger exposure: Y

Frozen burger exposure: no data

Frozen burger details: no data

Fresh ground beef exposure: no data

Fresh ground beef exposure details: no data

Restaurant burger exposure: no data

Restaurant burger exposure details: no data

Romaine lettuce exposure: no data

Romaine lettuce details: no data

Exposures: Hamburgers, not connected to BBQ; cannot recall brands, bell peppers on pizza from chain restaurant

Risk factors: no data

Comments: Interview conducted with case’s wife

 

National ID: AB-04

P/T: AB

Age: 35

Sex: F

Report Date to OMD: 2014-07-21

Illness Onset Date: 2014-07-04

Specimen Collection Date: no data

Received Date: 2014-07-15

Upload Date (to NML): 2014-07-21

Hospitalized: N

Death: N

Discharged: n/a

PFGE 1: ECXAI.1398

PFGE 2: ECBNI.1212

MLVA: no data

Hyp Gen Q Rec’d: Y

Focused Questionnaire: N

Samples taken: N

Sample Results: no data

Red bell peppers: N

Red bell pepper details: no data

Mushrooms: Y

Mushroom details: no data

Strawberries: Y

Strawberries details: no data

Hamburger exposure: Y

Frozen burger exposure: no data

Frozen burger details: no data

Fresh ground beef exposure: no data

Fresh ground beef exposure details: no data

Restaurant burger exposure: no data

Restaurant burger exposure details: no data

Romaine lettuce exposure: no data

Romaine lettuce details: no data

Exposures: Ate hamburgers (well-done) at friends house, grilled chicken, salads, strawberries

Risk factors: Has a dog. No travel.

Comments: no data

 

National ID: MB-05

P/T: MB

Age: 27

Sex: M

Report Date to OMD: 2014-07-21

Illness Onset Date: 2014-07-03

Specimen Collection Date: no data

Received Date: 2014-07-14

Upload Date (to NML): 2014-07-21

Hospitalized: no data

Death: no data

Discharged: no data

PFGE 1: ECXAI.1398

PFGE 2: ECBNI.1212

MLVA: 10_9_13_4_8_6_13_9

Hyp Gen Q Rec’d: N

Focused Questionnaire: N

Samples taken: N

Sample Results: no data

Red bell peppers: no data

Red bell pepper details: no data

Mushrooms: no data

Mushroom details: no data

Strawberries: no data

Strawberries details: no data

Hamburger exposure: no data

Frozen burger exposure: no data

Frozen burger details: no data

Fresh ground beef exposure: no data

Fresh ground beef exposure details: no data

Restaurant burger exposure: no data

Restaurant burger exposure details: no data

Romaine lettuce exposure: no data

Romaine lettuce details: no data

Exposures: no data

Risk factors: no data

Comments: Lost to follow-up

 

National ID: SK-06

P/T: SK

Age: 22

Sex: F

Report Date to OMD: 2014-07-21

Illness Onset Date: 2014-07-04

Specimen Collection Date: no data

Received Date: 2014-07-14

Upload Date (to NML): 2014-07-21

Hospitalized: N

Death: N

Discharged: n/a

PFGE 1: ECXAI.1398

PFGE 2: ECBNI.1212

MLVA: 10_9_13_4_8_6_13_9

Hyp Gen Q Rec’d: Y

Focused Questionnaire: N

Samples taken: N

Sample Results: no data

Red bell peppers: Y

Red bell pepper details: no data

Mushrooms: Y

Mushroom details: no data

Strawberries: N

Strawberries details: no data

Hamburger exposure: Y

Frozen burger exposure: no data

Frozen burger details: no data

Fresh ground beef exposure: no data

Fresh ground beef exposure details: no data

Restaurant burger exposure: no data

Restaurant burger exposure details: no data

Romaine lettuce exposure: no data

Romaine lettuce details: no data

Exposures: Canada Day BBQ, poor recall for home purchases

Risk factors: no data

Comments: Attended same BBQ as SK-02

 

National ID: AB-07

P/T: AB

Age: 30

Sex: F

Report Date to OMD: 2014-07-22

Illness Onset Date: 2014-07-03

Specimen Collection Date: no data

Received Date: 2014-07-16

Upload Date (to NML): 2014-07-22

Hospitalized: N

Death: N

Discharged: n/a

PFGE 1: ECXAI.1398

PFGE 2: ECBNI.1212

MLVA: no data

Hyp Gen Q Rec’d: Y

Focused Questionnaire: N

Samples taken: N

Sample Results: no data

Red bell peppers: N

Red bell pepper details: no data

Mushrooms: Y

Mushroom details: no data

Strawberries: Y

Strawberries details: no data

Hamburger exposure: Y

Frozen burger exposure: no data

Frozen burger details: no data

Fresh ground beef exposure: no data

Fresh ground beef exposure details: no data

Restaurant burger exposure: no data

Restaurant burger exposure details: no data

Romaine lettuce exposure: no data

Romaine lettuce details: no data

Exposures: Case thinks she ate hamburgers at a party, eats out a lot

Risk factors: no data

Comments: no data

 

National ID: BC-08

P/T: BC

Age: 41

Sex: M

Report Date to OMD: 2014-07-23

Illness Onset Date: 2014-07-03

Specimen Collection Date: 2014-07-11

Received Date: 2014-07-17

Upload Date (to NML): 2014-07-23

Hospitalized: N

Death: N

Discharged: n/a

PFGE 1: ECXAI.1398

PFGE 2: ECBNI.1212

MLVA: 10_9_13_4_8_6_13_9

Hyp Gen Q Rec’d: Y

Focused Questionnaire: N

Samples taken: N

Sample Results: no data

Red bell peppers: Y

Red bell pepper details: no data

Mushrooms: N

Mushroom details: no data

Strawberries: Y

Strawberries details: no data

Hamburger exposure: N

Frozen burger exposure: no data

Frozen burger details: no data

Fresh ground beef exposure: no data

Fresh ground beef exposure details: no data

Restaurant burger exposure: no data

Restaurant burger exposure details: no data

Romaine lettuce exposure: no data

Romaine lettuce details: no data

Exposures: Case is a vegetarian, shops mostly at local farmer’s markets

Risk factors: no data

Comments: no data

 

National ID: SK-09

P/T: SK

Age: 54

Sex: M

Report Date to OMD: 2014-07-23

Illness Onset Date: 2014-07-04

Specimen Collection Date: 2014-07-12

Received Date: 2014-07-17

Upload Date (to NML): 2014-07-23

Hospitalized: Y

Death: N

Discharged: Y

PFGE 1: ECXAI.1398

PFGE 2: ECBNI.1212

MLVA: 10_9_13_4_8_6_13_9

Hyp Gen Q Rec’d: Y

Focused Questionnaire: Y

Samples taken: Y

Sample Results: E.coli detected

Red bell peppers: N

Red bell pepper details: no data

Mushrooms: N

Mushroom details: no data

Strawberries: N

Strawberries details: no data

Hamburger exposure: Y

Frozen burger exposure: Y

Frozen burger details: Happy Burger

Fresh ground beef exposure: no data

Fresh ground beef exposure details: no data

Restaurant burger exposure: N

Restaurant burger exposure details: no data

Romaine lettuce exposure: N

Romaine lettuce details: no data

Exposures: Ate hamburgers at daughter’s house

Risk factors: no data

Comments: Focused questionnaire given to daughter; packaging will be retrieved during sample collection and shared with CFIA.

 

National ID: MB-10

P/T: MB

Age: 1900-01-31

Sex: M

Report Date to OMD: 2014-07-23

Illness Onset Date: 2014-07-04

Specimen Collection Date: no data

Received Date: 2014-07-17

Upload Date (to NML): 2014-07-23

Hospitalized: N

Death: N

Discharged: n/a

PFGE 1: ECXAI.1398

PFGE 2: ECBNI.1212

MLVA: 10_9_13_4_8_6_13_9

Hyp Gen Q Rec’d: N

Focused Questionnaire: Y

Samples taken: Y

Sample Results: E.coli detected

Red bell peppers: Y

Red bell pepper details: Bought at local market

Mushrooms: Y

Mushroom details: Wild mushrooms – chantarelles

Strawberries: Y

Strawberries details: Bought at local market

Hamburger exposure: Y

Frozen burger exposure: Y

Frozen burger details: Farmer Fred’s burgers

Fresh ground beef exposure: Y

Fresh ground beef exposure details: Ground beef from local butcher

Restaurant burger exposure: N

Restaurant burger exposure details: no data

Romaine lettuce exposure: Y

Romaine lettuce details: Lettuce from local farmer’s market

Exposures: no data

Risk factors: no data

Comments: Case not contacted for hytpothesis gen q; ; packaging will be retrieved during sample collection and shared with CFIA.

 

National ID: MB-11

P/T: MB

Age: no data

Sex: M

Report Date to OMD: 2014-07-23

Illness Onset Date: 2014-07-05

Specimen Collection Date: no data

Received Date: 2014-07-18

Upload Date (to NML): 2014-07-23

Hospitalized: no data

Death: no data

Discharged: no data

PFGE 1: ECXAI.1398

PFGE 2: ECBNI.1212

MLVA: 10_9_13_4_8_6_13_9

Hyp Gen Q Rec’d: N

Focused Questionnaire: N

Samples taken: N

Sample Results: no data

Red bell peppers: no data

Red bell pepper details: no data

Mushrooms: no data

Mushroom details: no data

Strawberries: no data

Strawberries details: no data

Hamburger exposure: no data

Frozen burger exposure: no data

Frozen burger details: no data

Fresh ground beef exposure: no data

Fresh ground beef exposure details: no data

Restaurant burger exposure: no data

Restaurant burger exposure details: no data

Romaine lettuce exposure: no data

Romaine lettuce details: no data

Exposures: no data

Risk factors: no data

Comments: Lost to follow-up

 

National ID: AB-12

P/T: AB

Age: 19

Sex: F

Report Date to OMD: 2014-07-23

Illness Onset Date: 2014-07-07

Specimen Collection Date: no data

Received Date: 2014-07-18

Upload Date (to NML): 2014-07-23

Hospitalized: Y

Death: N

Discharged: Y

PFGE 1: ECXAI.1398

PFGE 2: ECBNI.1212

MLVA: no data

Hyp Gen Q Rec’d: Y

Focused Questionnaire: N

Samples taken: N

Sample Results: no data

Red bell peppers: Y

Red bell pepper details: no data

Mushrooms: Y

Mushroom details: no data

Strawberries: N

Strawberries details: no data

Hamburger exposure: Y

Frozen burger exposure: no data

Frozen burger details: no data

Fresh ground beef exposure: no data

Fresh ground beef exposure details: no data

Restaurant burger exposure: no data

Restaurant burger exposure details: no data

Romaine lettuce exposure: no data

Romaine lettuce details: no data

Exposures: Ate many hamburgers, but does not recall brands, no leftovers. Shops at several grocery stores but has poor recall

Risk factors: no data

Comments: Case asks not not be contacted again.

 

National ID: SK-13

P/T: SK

Age: 5

Sex: F

Report Date to OMD: 2014-07-26

Illness Onset Date: 2014-07-09

Specimen Collection Date: no data

Received Date: 2014-07-20

Upload Date (to NML): 2014-07-26

Hospitalized: N

Death: N

Discharged: n/a

PFGE 1: ECXAI.1398

PFGE 2: ECBNI.2985

MLVA: 10_9_13_4_8_6_13_9

Hyp Gen Q Rec’d: N

Focused Questionnaire: Y

Samples taken: N

Sample Results: no data

Red bell peppers: N

Red bell pepper details: no data

Mushrooms: N

Mushroom details: no data

Strawberries: N

Strawberries details: no data

Hamburger exposure: Y

Frozen burger exposure: Y

Frozen burger details: no data

Fresh ground beef exposure: N

Fresh ground beef exposure details: no data

Restaurant burger exposure: Y

Restaurant burger exposure details: School cafeteria

Romaine lettuce exposure: N

Romaine lettuce details: no data

Exposures: no data

Risk factors: no data

Comments: no data

 

National ID: MB-14

P/T: MB

Age: 28

Sex: M

Report Date to OMD: 2014-07-26

Illness Onset Date: 2014-07-13

Specimen Collection Date: no data

Received Date: 2014-07-21

Upload Date (to NML): 2014-07-26

Hospitalized: N

Death: N

Discharged: n/a

PFGE 1: ECXAI.1398

PFGE 2: ECBNI.1212

MLVA: 10_9_13_4_8_6_13_9

Hyp Gen Q Rec’d: N

Focused Questionnaire: Y

Samples taken: N

Sample Results: no data

Red bell peppers: N

Red bell pepper details: no data

Mushrooms: N

Mushroom details: no data

Strawberries: N

Strawberries details: no data

Hamburger exposure: Y

Frozen burger exposure: Y

Frozen burger details: Happy Burger

Fresh ground beef exposure: N

Fresh ground beef exposure details: no data

Restaurant burger exposure: Y

Restaurant burger exposure details: Big Man’s Extreme Burgers

Romaine lettuce exposure: N

Romaine lettuce details: no data

Exposures: no data

Risk factors: no data

Comments: no data

 

National ID: AB-15

P/T: AB

Age: 20

Sex: F

Report Date to OMD: 2014-07-27

Illness Onset Date: 2014-07-12

Specimen Collection Date: no data

Received Date: 2014-07-22

Upload Date (to NML): 2014-07-27

Hospitalized: N

Death: N

Discharged: n/a

PFGE 1: ECXAI.1398

PFGE 2: ECBNI.1212

MLVA: no data

Hyp Gen Q Rec’d: N

Focused Questionnaire: Y

Samples taken: N

Sample Results: no data

Red bell peppers: N

Red bell pepper details: no data

Mushrooms: N

Mushroom details: no data

Strawberries: Y

Strawberries details: Strawberries from local produce store

Hamburger exposure: Y

Frozen burger exposure: Y

Frozen burger details: Farmer Fred’s

Fresh ground beef exposure: N

Fresh ground beef exposure details: no data

Restaurant burger exposure: Y

Restaurant burger exposure details: Triple A Burger House

Romaine lettuce exposure: N

Romaine lettuce details: no data

Exposures: No leftover product, but recalls that it was Farmer Fred’s.

Risk factors: no data

Comments: no data

 

National ID: BC-16

P/T: BC

Age: 32

Sex: M

Report Date to OMD: 2014-08-04

Illness Onset Date: 2014-07-15

Specimen Collection Date: no data

Received Date: 2014-07-31

Upload Date (to NML): 2014-08-04

Hospitalized: N

Death: N

Discharged: n/a

PFGE 1: ECXAI.1398

PFGE 2: ECBNI.1212

MLVA: no data

Hyp Gen Q Rec’d: N

Focused Questionnaire: Y

Samples taken: N

Sample Results: no data

Red bell peppers: Y

Red bell pepper details: Marinated grilled red peppers on a sandwich

Mushrooms: N

Mushroom details: no data

Strawberries: N

Strawberries details: no data

Hamburger exposure: Y

Frozen burger exposure: Y

Frozen burger details: Happy Burger

Fresh ground beef exposure: N

Fresh ground beef exposure details: no data

Restaurant burger exposure: N

Restaurant burger exposure details: no data

Romaine lettuce exposure: Y

Romaine lettuce details: Ceasar salad at italian chain restaurant

Exposures: No leftover product, but box left in recycling, pictures of box provided to CFIA.

Risk factors: no data

Comments: no data


Table 1: Reporting delays for calculating the date to declare the outbreak over

National ID Report Date to OMD Illness Onset Date Reporting delay (report date- onset date)
MB-01 2014-07-21 2014-06-28 23
SK-02 2014-07-21 2014-07-03 18
SK-03 2014-07-21 2014-07-01 20
AB-04 2014-07-21 2014-07-04 17
MB-05 2014-07-21 2014-07-03 18
SK-06 2014-07-21 2014-07-04 17
AB-07 2014-07-22 2014-07-03 19
BC-08 2014-07-23 2014-07-03 20
SK-09 2014-07-23 2014-07-04 19
MB-10 2014-07-23 2014-07-04 19
MB-11 2014-07-23 2014-07-05 18
AB-12 2014-07-23 2014-07-07 16
SK-13 2014-07-26 2014-07-09 17
MB-14 2014-07-26 2014-07-13 13
AB-15 2014-07-27 2014-07-12 15
BC-16 2014-08-04 2014-07-15 20
MB-17 2014-08-05 2014-07-19 17

Average reporting delay: 18 days

Median reporting delay: 18 days

75th percentile reporting delay: 19 days

90th percentile reporting delay: 20 days