Volume 13, Number 4—April 2007
Dispatch
Cryptosporidiosis Decline after Regulation, England and Wales, 1989–2005
Iain R. Lake*
, Gordon Nichols†, Graham Bentham*, Florence C.D. Harrison*, Paul R. Hunter*, and R. Sari Kovats‡
, Gordon Nichols†, Graham Bentham*, Florence C.D. Harrison*, Paul R. Hunter*, and R. Sari Kovats‡Table
Predicted and observed cryptosporidiosis England and Wales, 2000 to mid-2005
| Period | Predicted cases | 95% Confidence interval | Observed cases | Predicted minus observed | Reported travel-associated cases | |
|---|---|---|---|---|---|---|
| First half of year
(weeks 1–26) |
2000 |
2,431 |
2,161–2,699 |
1,890 |
541 |
85 |
| 2001 |
2,510 |
2,242–2,776 |
925 |
1,585 |
54 |
|
| 2002 |
2,200 |
1,932–2,467 |
1,103 |
1,097 |
47 |
|
| 2003 |
2,107 |
1,840–2,373 |
1,150 |
957 |
41 |
|
| 2004 |
2,159 |
1,892–2,425 |
1,316 |
843 |
42 |
|
| 2005 |
2,021 |
1,744–2,297 |
931 |
1,090 |
30 |
|
| Second half of year (weeks 27–52) | 2000 |
2,438 |
2,140–2,734 |
3,477 |
−1,039 |
322 |
| 2001 |
2,927 |
2,627–3,226 |
2,461 |
466 |
194 |
|
| 2002 |
2,294 |
1,996–2,591 |
1,795 |
499 |
65 |
|
| 2003 |
2,713 |
241–3,010 |
4,287 |
−1,574 |
366 |
|
| 2004 | 2,552 | 2,241–2,863 | 2,198 | 354 | 69 | |
