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. 2015 Sep 7;62(1):37–44. doi: 10.1093/cid/civ794

Table 3.

Association of Epidemiologic Factors Between Pairs of Individuals Whose Colonizing USA300 Methicillin-Resistant Staphylococcus aureus Isolates had <40 Single Nucleotide Variant Differences Between Them

SNVs Between Strains Epidemiologic Factors
Person 1 Person 2
<10 Illicit drugs, HIV infection, incarceration in jail within the prior 3 months Illicit drugs, HIV infection, currently homeless
<20 HIV infection, MSM HIV infection, illicit drugs, incarceration within the prior 3 months, currently resides in a shelter
<20 HIV infection HIV infection, illicit drugs, currently resides in a shelter
<40 History of nursing home residence None

Abbreviations: HIV, human immunodeficiency virus; MSM, men who have sex with men; SNV, single nucleotide variant.