WHO said the mortality rate ranges from a low of 8percentt in Hanoi, the site of one of the earliest outbreaks, to a high of 15percentto19percentcent in Canada.
First, the earliest outbreaks occurred in countries where hygiene and sanitation were most advanced.
Not all variables of interest were collected from the earliest outbreaks, but because many of the same investigators were involved across the outbreaks, data were collected in similar formats.
Depending on where the earliest outbreaks caused by this epidemic strain were reported, the higher overall rates in the northeastern United States may reflect the early spread of this strain (9, 10, 28, 29 ).
If the ailment were SARS, doctors would have expected about a 50percentt death rate among the nursing home residents based on the experience of people 65 and older in the earlier outbreak of the disease, Dr. Kendall said.
Analysis of recently isolated viruses has shown that the genetic distance was slightly different from viruses of the early outbreak and that CUK2-like viruses comprise the native strain.
The scare is the second high-profile contamination of romaine lettuce with E coli this year, and comes just weeks after the US Food and Drug Administration FDAattemptedtod to put the earlier outbreak to bed with a new "special surveillance" program.
The restored Stuart king, Charles II, gave English slave trade to a monopolistic company, the Royal Adventurers Trading to Africa, in 1663, but the Adventurers accomplished little because of the early outbreak of war with Holland (1665).
He said it was possible, although unlikely, that someone sickened in the earlier outbreak had prepared food served at the event in France and so passed on the infection.
