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Table 1 Clinical histories of patients with MRSA infections, including suspected index case

From: Whole genome SNP typing to investigate methicillin-resistant Staphylococcus aureus carriage in a health-care provider as the source of multiple surgical site infections

Patient

Isolates

Source

Year Collected

Surgical Team Member

1

Nasal

February 2011

Case 2

1

Blood

February 2011

Case 3a

3

Abdominal fluid

September 2010

Case 3b

-

Anal fistula

August 2011

Case 3c

-

Sputum

August 2011

Case 4

1

Deep wound

July 2010

Hospital Control 1

1

Tissue

March 2010

Hospital Control 2

1

Incision

December 2010

Hospital Control 3

1

Joint fluid

September 2010

Hospital Control 4a

2

Tissue

March 2010

Hospital Control 4b

-

Deep wound

March 2010

Hospital Control 5

1

Tissue

November 2010

Hospital Control 6

1

Tissue

October 2010

Hospital Control 7

1

Deep wound

December 2010

Hospital Control 8a

2

Abdominal fluid

February 2011

Hospital Control 8b

-

Abdominal fluid

February 2011

Healthcare Control 9a

2

Head

February 2011

Healthcare Control 9b

-

Head

February 2011

Healthcare Control 10

1

Right stump

March 2011

Healthcare Control 11

1

Urine

February 2011

Community Control 12

1

Blood

March 2011

Community Control 13

1

Boil

October 2010

Community Control 14

1

Abscess groin

February 2011

Community Control 15

1

Excision site abdominal

March 2011

  1. Multiple samples taken from individuals are labeled as “a”, “b”, and “c”