| Year | Number | Ampicillin | Co-trimoxazole | Ciprofloxacin# | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Intermediate + Resistant (I+R)* | Resistant Only (R) | Intermediate + Resistant (I+R)* | Resistant Only (R) | Intermediate + Resistant (I+R)* | Resistant Only (R) | ||||||||
| No. | % | No. | % | No. | % | No. | % | No. | % | No. | % | ||
| 2014 | 94 | - | - | 45 | 47.87 | - | - | 26 | 27.66 | - | - | 5 | 5.32 |
| 2015 | 118 | - | - | 51 | 43.22 | - | - | 16 | 13.56 | - | - | 1 | 0.85 |
| 2016 | 104 | - | - | 41 | 39.42 | - | - | 17 | 16.35 | - | - | 6 | 5.77 |
| 2017 | 85 | - | - | 34 | 40.00 | - | - | 14 | 16.47 | - | - | 3 | 3.53 |
| 2018 | 94 | - | - | 46 | 48.94 | - | - | 19 | 20.21 | - | - | 2 | 2.13 |
| 2019 | 64 | - | - | 47 | 73.44 | - | - | 13 | 20.31 | - | - | 7 | 10.94 |
| 2020 | 76 | - | - | 51 | 67.11 | - | - | 19 | 25.00 | - | - | 6 | 7.89 |
| 2021 | 64 | - | - | 36 | 56.25 | - | - | 12 | 18.75 | - | - | 0 | 0.00 |
| 2022 | 45 | - | - | 24 | 53.33 | - | - | 11 | 24.44 | - | - | 1 | 2.22 |
| 2023 | 50 | - | - | 22 | 44.00 | - | - | 12 | 24.00 | - | - | 1 | 2.00 |
| 2024 | 69 | - | - | 40 | 57.97 | - | - | 10 | 14.49 | - | - | 4 | 5.80 |
| 2025 | 72 | 48 | 66.67 | 48 | 66.67 | 16 | 22.22 | 14 | 19.44 | 56 | 77.78 | 3 | 4.17 |
| Year | Number | Ampicillin | Ciprofloxacin# | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Intermediate + Resistant (I+R)* | Resistant Only (R) | Intermediate + Resistant (I+R)* | Resistant Only (R) | ||||||
| No. | % | No. | % | No. | % | No. | % | ||
| 2014 | 2 | - | - | 0 | 0.00 | - | - | 0 | 0.00 |
| 2015 | 6 | - | - | 2 | 33.33 | - | - | 5 | 83.33 |
| 2016 | 3 | - | - | 2 | 66.67 | - | - | 3 | 100.00 |
| 2017 | 2 | - | - | 2 | 100.00 | - | - | 2 | 100.00 |
| 2018 | 3 | - | - | 1 | 33.33 | - | - | 1 | 33.33 |
| 2019 | 4 | - | - | 3 | 75.00 | - | - | 2 | 50.00 |
| 2020 | 0 | - | - | 0 | - | - | - | 0 | - |
| 2021 | 0 | - | - | 0 | - | - | - | 0 | - |
| 2022 | 0 | - | - | 0 | - | - | - | 0 | - |
| 2023 | 0 | - | - | 0 | - | - | - | 0 | - |
| 2024 | 3 | - | - | 1 | 33.33 | - | - | 0 | 0.00 |
| 2025 | 0 | 0 | - | 0 | - | 0 | - | 0 | - |
* Intermediate + Resistant (I+R) count and percentage available from 2025 onwards.
# Updated breakpoint according to CLSI document M100 29th edition was implemented from April 2019 onwards.
Source of data: https://www.chp.gov.hk/en/statistics/data/10/641/697/3345.html