| Bacterial species | Number (%) of catheters colonized by each species | ||
| All catheter bacterial species | Mixed-bacterial species in (118 (59%) urinary catheters) | Single-bacterial species in (82 (41%) urinary catheters) | |
| Pseudomonas aeruginosa | 154 (77) | 94 (79.6) | 60 (73.1) |
| Klebsiella pneumonia | 28 (14) | 28 (23.7) | 0 (0.0) |
| Escherichia coli | 32 (16) | 28 (23.7) | 4 (4.8) |
| Stenotrophomonas maltophilia | 10 (5) | 9 (7.6) | 1 (1.2) |
| Proteus vulgaris | 6 (3) | 6 (5.0) | 0 (0.0) |
| Dermacoccus nishinomiyanensis | 6 (3) | 5 (4.2) | 1 (1.2) |
| Enterococcus faecalis | 70 (35) | 58 (49.1) | 12 (14.6) |
| Staphylococcus aureus | 62 (31) | 57 (48.0) | 5 (6.0) |