Table 1.
DS to ceftriaxone/cefixime and dual antibiotic resistance of 50 DS isolates
| A. Ceftriaxone or/and cefixime DS in different regions | |||||||
|---|---|---|---|---|---|---|---|
| Region | DSC isolates | Ceftriaxone-DS | Cefixime-DS | Ceftriaxone/Cefixime-DS | |||
| Isolates | % | Isolates | % | Isolates | % | ||
| Pearl River Delta | 29 | 5 | 17.24 | 10 | 34.48 | 14 | 48.28 |
| East Guangdong | 9 | 2 | 22.22 | 4 | 44.44 | 3 | 33.33 |
| North Guangdong | 9 | 0 | 0.00 | 5 | 55.56 | 4 | 44.44 |
| West Guangdong | 3 | 1 | 33.33 | 0 | 0.00 | 2 | 66.67 |
| Total | 50 | 8 | 16.00 | 19 | 38.00 | 23 | 46.00 |
| B. Dual antibiotic resistance of isolates with DSC in different regions | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Region | DSC isolates | DSC + PEN | DSC + TET | DSC + CIP | DSC + SPT | DSC + AZI | |||||
| Isolates | % | Isolates | % | Isolates | % | Isolates | % | Isolates | % | ||
| Pearl river Delta | 29 | 28 | 96.5 | 29 | 100.0 | 29 | 100.0 | 0 | 0.0 | 2 | 6.9 |
| East Guangdong | 9 | 9 | 100.0 | 8 | 88.9 | 9 | 100.0 | 0 | 0.0 | 2 | 22.2 |
| North Guangdong | 9 | 8 | 88.9 | 9 | 100.0 | 9 | 100.0 | 0 | 0.0 | 1 | 11.1 |
| West Guangdong | 3 | 3 | 100.0 | 3 | 100.0 | 3 | 100.0 | 0 | 0.0 | 0 | 0.0 |
| Total | 50 | 48 | 96.0 | 49 | 98.0 | 50 | 100.0 | 0 | 0.0 | 5 | 10.0 |
DSC Decreased susceptibility to cephalosporins (ceftriaxone or cefixime); CRO Ceftriaxone; CFM Cefixime; PEN Penicillin, TET Tetracycline, CIP Ciprofloxacin, SPT Spectinomycin, AZI Azithromycin