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Table 1 Definitions of epidemiological relatedness

From: VIM-positive Pseudomonas aeruginosa in a large tertiary care hospital: matched case-control studies and a network analysis

 

Definite1

Probable

Possible-I

Possible-II

Impossible

Same patient room

1

1

0

0

0

Same department

1

1

1

1

0

Same period

1

0a

1

0a

0a/0/1

  1. 0 = no; 1 = yes, 0a = < 3 months after previous positive patient was discharged. 1Definition definite was not possible at the intensive care units because only single patient rooms are present