Table 1.

Profile of probable SARS cases

	No.	%
Gender
Male	161	67.6
Female	77	32.4
Total	238	100.0
Median age in years (age range of infected persons in brackets)	35 (1–90)	–
Number of deaths	33	13.9
Date onset of first probable case	25 February 2003	–
Date onset of last probable case	5 May 2003a
Profile of cases
Healthcare workers	97	40.8
Family/household members	55	23.1
Inpatients	31	13.0
Visitors to hospital	20	8.4
Social contacts	15	6.3
Imported	8	3.4
Co-workers in Pasir Panjang Wholesale Market	3	1.3
Taxi drivers	2	0.8
Flight stewardess	1	0.4
Undefined	6	2.5
Total	238	100.0
Location of transmission
Hospital/nursing home	178	74.8
Household	33	15.5
Overseas	8	3.4
Community	7	2.9
Pasir Panjang Wholesale Market	3	1.3
Taxi	2	0.8
Flight	1	0.4
Undefined	6	2.5
Total	238	100.0

Source: [15], [16].

^aDoes not include the single isolated case that occurred in September 2003 involving a researcher working on the virus in a research laboratory.