Table 3.
Original CDC-CAR malaria stratification in El Salvador, 197912
| Strata | Area square kilometer (%) | Total cases (%) | Number of VC posts (%) | Population (%) |
|---|---|---|---|---|
| Non-malarious (0–19 cases/year) (> 901 m) | 1,888 (9%) | 1 | 382 (13%) | 538,979 (10%) |
| Hypoendemic (20–39 cases/year) (601–960 m) | 11,118 (53%) | 3 | 499 (17%) | 3,395,567 (63%) |
| Mesoendemic (40–59 cases/year) (301–600 m) | 3,216 (15%) | 6 | 656 (23%) | 485,081 (9%) |
| Hyperendemic (> 60 cases/year) (0–300 m) | 4,819 (23%) | 90 | 1,377 (47%) | 970,162 (18%) |
CDC = Centers for Disease Control; VC = volunteer collaborator.