| Month | Rate (per 1000 consultations) | |
|---|---|---|
| GOPC | PMP clinics | |
| Jan | 0.7 | 20.4 |
| Feb | 1.0 | 28.3 |
| Mar | 1.4 | 30.9 |
| Apr | 3.4 | 45.7 |
| May | 3.0 | 44.3 |
| Jun | 2.1 | 35.8 |
| Jul | 2.8 | 29.7 |
| Aug | 4.8 | 31.3 |
| Sep | ||
| Oct | ||
| Nov | ||
| Dec | ||
Note:
The CHP has started to use electronic data on diagnosis coding of patients of the Hospital Authority's General Out-patient Clinics for sentinel surveillance since January 2020, replacing manual data collection in the past.