Table 2. Surveillance and response to imported malaria in Anhui Province, 2019–2021.
| Stages | Case management | Laboratory detection | |||||
|
Reported within one day
n (%) |
Case investigation within three days
n (%) |
Focus investigation and action within seven days*
n (%) |
Parasite detection
¶
n (%) |
Species identification**
n (%) |
Rate of laboratory confirmation
n (%) |
||
| Abbreviation: NA=not applicable.
*Focus investigation and disposal within seven days: calculated according to the number of the current address in Anhui province. † A total of 104 foci in the first stage. § A total of 40 foci in the second stage. ¶ Parasite detection: calculated according to whether or not malaria parasites were detected initially. ** Species identification: calculated based on the number of correctly identified species. †† Fisher’s exact test. | |||||||
| First stage | 110 (100.0) | 105 (95.5) | 102 (98.1)*,† | 108 (98.2) | 94 (85.5) | 110 (100.0) | |
| Second stage | 41 (100.0) | 39 (95.1) | 40 (100.0)*,§ | 41 (100.0) | 29 (70.7) | 41 (100.0) | |
| χ 2 | NA | 4.286 | NA | ||||
| P | 1.000†† | 1.000†† | 1.000†† | 0.038 | |||