| Strain source | KP | CRKP | ||
| Strain (n = 2295) | Rate (%) | Strain (n = 423) | Rate (%) | |
| sputum | 1542 | 67.2 | 213 | 50.4 |
| urine | 283 | 12.3 | 54 | 12.8 |
| pus | 179 | 7.8 | 40 | 9.5 |
| sterile body fluid | 125 | 5.4 | 29 | 6.9 |
| blood | 103 | 4.5 | 59 | 13.9 |
| surgical wound | 63 | 2.7 | 28 | 6.4 |