Table. Estimated rates of disease attributable to Salmonella enterica serovar Enteritidis phage type 4 during 3 periods, England and Wales, 1982–2011.
| Stage | No. laboratory-confirmed cases | No. community cases (95% CI) | No. days of illness | No. hospital admissions | No. hospital bed-days | No. deaths |
|---|---|---|---|---|---|---|
| Emergence, 1982–1987 | 7,481 | 16,458 (8,379–71,817) | 270,000 | 1,000 | 6,000 | 90 |
| Epidemic, 1988–1998* | 143,767 | 374,516 (161,019–1,380,163) | 5,000,000 | 21,000 | 122,000 | 1,630 |
| Decline, 1999–2011† | 29,522 | 135,801 (41,331–661,292) | 1,300,000 | 5,000 | 30,000 | 410 |
| Total | 180,770 | 526,766 | 6,570,000 | 27,000 | 158,000 | 2,130 |