TABLE 3.
Distribution of C. parvum genotypes from animals and humans with cryptosporidiosis in the United Kingdom
| Category and outbreak (yr) | No. of isolates
|
Reference or source | |||
|---|---|---|---|---|---|
| Total | Genotype of C. parvum
|
||||
| 1 | 2 | 3 | |||
| Waterborne outbreaks | |||||
| Outbreak 1 (1995) | 49 | 49a | 1a | 0 | 17 |
| Outbreak 2 (1997) | 46 | 43 | 2 | 1 | 17 |
| Sporadic cases | |||||
| Pre-autumn (1998) | 46 | 31a | 16a | 0 | 17 |
| Autumn (1998) | 194 | 74 | 120 | 0 | This study |
| Infections in livestock | |||||
| Cows | 47 | 0 | 47 | 0 | 17 |
| Sheep | 13 | 0 | 13 | 0 | 17 |
| Experimental infections in livestock (Moredun and Iowa strains) | 2 | 0 | 2 | 0 | 17 |
a
Both genotype 1 and genotype 2 strains were recovered from one patient.