Areas with recent local transmission of Severe Acute Respiratory Syndrome (SARS)
7 May 2003
Country Area Extent of local transmission Canada Toronto ++ China Beijing +++ China Guangdong +++ China Hong Kong Special Administrative Region of China +++ China Inner Mongolia Uncertain China Shanxi +++ China Tianjin Uncertain China Taiwan Province ++ Mongolia Ulaanbaatar + Philippines Uncertain ++ Singapore Singapore ++
Notes:
Recent local transmission has occurred when, in the last 20 days, one or more reported probable cases of SARS have most likely acquired their infection locally regardless of the setting in which this may have occurred.
+ Low
Imported probable SARS case(s) have produced only one generation of local probable cases, all of whom are direct personal contacts of the imported case(s).
++ Medium
More than one generation of local probable SARS cases, but only among persons that have been previously identified and followed-up as known contacts of probable SARS cases.
+++
High Transmission pattern other than that described above in + and ++.
Uncertain
Insufficient information available to specify areas or extent of local transmission.