| Medium |  | |
---|---|---|---|
Air (settle plate) [na=163] | Surface (Swab) [na=71] | p-value | |
Organism n (%) | |||
 Pseudomonas spp | 27 (48.2) | 29 (51.8) | 0.94 |
 Bacillus spp | 32 (78.0) | 9 (22.0) | 0.15 |
 CoNS | 23 (95.8) | 1 (4.2) | 0.02 |
 Enterobacter aerogens | 6 (30.0) | 14 (70.0) | 0.30 |
 S. aureus | 16 (88.9) | 2 (1.1) | 0.02 |
 E. coli | 3 (25.0) | 9 (75.0) | 0.19 |
 Micrococcus spp | 11 (91.7) | 1 (8.3) | 0.03 |
 P.aeruginosa | 1 (25.0) | 3 (75.0) | 0.19 |
 Viridans Streptococcus | 0 (0.0) | 2 (100) | 0.01 |
 E. faecalis | 2 (100) | 0 (0.0) | 0.01 |
 Enterococcus spp | 0 (0.0) | 1 (100) | 0.01 |
 Aspergillus spp | 37 (100) | 0 (0.0) | 0.01 |
 Rhodotorula spp | 4 (100) | 0 (0.0) | 0.01 |
 Rhizopus spp | 1 (100) | 0 (0.0) | 0.01 |