TABLE 1

Identification of Gram-negative organisms at each institution by Verigene BC-GN testinga

OrganismNo. (%) of isolates
DMC (n = 765)UMMC (n = 281)
E. coli384 (50)105 (37)
K. pneumoniae140 (18)57 (20)
K. oxytoca23 (3)11 (4)
Proteus spp.57 (8)11 (4)
Enterobacter spp.61 (8)34 (12)
Citrobacter spp.10 (1)6 (2)
Pseudomonas spp.51 (7)43 (15)
Acinetobacter spp.39 (5)14 (5)
  • a DMC, Detroit Medical Center; UMMC, University of Maryland Medical Center.