Microbiological features in the studies reviewed
| First author [Ref.] | Drugs to which strains were resistant n | 100% SRL QA DST | All drugs tested | |
| MDR | XDR | |||
| Gandhi 9 | No | |||
| Migliori 10 | 5# | 8# | Yes | Yes |
| Migliori 11 | 5# | 7# | Yes | Yes |
| Kim 12 | ||||
| Mitnick 16 | 5.3¶ | 8.4¶ | Yes | Yes |
| Chan 17 | ||||
| Keshavjee 19 | Yes | Yes | ||
| Eker 18 | 5# | 9# | Yes | Yes |
| Kwon 20 | 4# | 8# | Yes | No |
| Lai 21 | Yes | |||
| Banerjee 22 | Yes | |||
| Bonilla 23 | Yes | |||
| Kim 24 | No | |||
MDR: multidrug-resistant; XDR: extensively drug-resistant; SRL: supranational reference laboratory; QA: quality assurance; DST: drug susceptibility testing. #: median; ¶: mean.