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Table 1 Demographic and clinical information, indicating for each subject the presence (y) or absence (n) of an intra-subject lineage (ISL) and its detection (y) or absence (n) at time 1 (enrollment) and time 2 (1 year follow-up) among colonizing S. aureus isolates. Additional demographic and clinical variables are presented in the Supplemental data

From: USA300 Staphylococcus aureus persists on multiple body sites following an infection

Patient ID Initial Infection Isolate ISL Time 1a Time 2a Sex Age range (years)b Initial Infection
1 y y y y female 51–55 respiratory
2 y y y n female 0–5 perirectal abscess
3 y y n y female 0–5 neck abscess
4 y y n y male 0–5 right buttock abscess
5 y y y n female 11–15 draining skin abscess
6 y y y n female 56–60 abdominal wall abscess
7 y y y n male 6–10 left groin abscess
8 y y n y male 0–5 pleural fluid culture
9 y y y y male 46–50 right ear drainage
10 y n y y female 31–35 abscess right shoulder
11 y y y y male 6–10 left ear drainage
12 y y y n male 0–5 abscess near anus
13 y y y y female 0–5 left labial cellulitis and abscess
14 y y y n female 0–5 left labial abscess
15 y y y n female 41–45 drainage from psoriatic plaque
16 y y y n female 51–55 foot wound
17 y n y n male 0–5 left inguinal abscess
18 y y y y female 56–60 sputum culture
19 y y y y female 66–70 left leg wound drainage
20 y y n y female 0–5 wound drainage neck, axilla, groin
21 y n n n male 0–5 buttock abscess
22 y y y n male 0–5 culture dorsum right hand
23 y n n n female 41–45 right facial abscess
24 y y y n female 31–35 left upper arm abscess
25 y y y n male 6–10 wound drainage, scrotal abscess
26 y n n n male 36–40 unknown
27 y y y n female 36–40 wound drainage leg abscess
28 y y y n male 26–30 wound drainage chin abscess
29 n n y n male 0–5 respiratory
  1. aindicates whether or not a USA300 strain within an ISL was isolated at time 1 (enrollment) or time 2 (1 year later); “y” indicates the presence of the ISL at the indicated visit, and “n” indicates that the ISL was not isolated at the indicated visit
  2. bage at enrollment (time 1) visit