Table 2.
The numbers of various malaria cases in different typesa of county in China, January 2013-June 2014
| Type of countya | Counties | Cases | |||
|---|---|---|---|---|---|
| No (%) | Indigenousb No (%) | Importedc No (%) | Unknown No (%) | Total | |
| Type 1 | 38 (5.2) | 52 (10.6) | 440 (89.4) | 0 | 492 |
| Type 2 | 305 (41.7) | 3 (0.1) | 2027 (99.9) | 0 | 2030 |
| Type 3 | 349 (47.8) | 0 | 2939 (100) | 0 | 2939 |
| Type 4 | 39 (5.3) | 0 | 227 (100) | 0 | 227 |
| Total | 731 (100) | 55 (1) | 5633 (99) | 0 | 5688 |
aType of county:
Type 1: having local transmission and incidence >1/10,000 in the past 3 years
Type 2: having local transmission and incidence <1/10,000 in the past 3 years
Type 3: no local cases reported in the past years but still with risk of transmission
Type 4: malaria free
bAn indigenous case is defined as a case contracted indigenously (i.e. within national boundaries)
cThe origin can be traced to a known malaria endemic area outside the national borders to where the case has travelled within one month