. Author manuscript; available in PMC: 2016 Jul 1.

Published in final edited form as: J Neurosurg Spine. 2015 Apr 10;23(1):128–134. doi: 10.3171/2014.10.SPINE14559

TABLE 2.

Summary of 642 SSIs following spine surgery isolated in 20 community hospitals by organism^*

Organism	Value (%)
Gram-positive cocci	502 (78)
S. aureus	380 (59)
MSSA	213 (33)
MRSA	167 (26)
Coagulase-negative staphylococci	90 (14)
Gram-negative rods	119 (19)
E. coli	41 (6.4)
Pseudomonas spp.	23 (3.6)
Proteus spp.	21 (3.3)
Yeast	5 (0.8)
No pathogen identified	45 (7.0)

Organisms from polymicrobial infections were counted in each category. List contains only the most commonly identified organisms.