Volume 10, Number 2—February 2004
THEME ISSUE
2004 SARS Edition
SARS Origins
SARS-related Virus Predating SARS Outbreak, Hong Kong
Bo Jian Zheng*, Yi Guan*, Ka Hing Wong†, Jie Zhou*, Kin Ling Wong*, Betty Wan Y. Young‡, Li Wei Lu*, and Shui Shan Lee*
Table
Distribution of age, gender, and occupation of SARS-CoV–seropositive adults recruited in 2001a
| Age (y) | No. of positive/total (%) | No. of positive/total in males (%) | No. of positive/total in females (%) | Occupation groupsb | No. of positive/total (%) | ||
|---|---|---|---|---|---|---|---|
| 17–30 |
2/162 (1.2) |
0/73 (0) |
2/89 (2.2) |
1 |
10/367 (2.7) |
||
| 31–40 |
3/236 (1.3) |
0/93 (0) |
3/143 (2.1) |
2 |
5/235 (2.1) |
||
| 41–50 |
6/283 (2.1) |
1/100 (1.0) |
5/183 (2.7) |
3 |
2/221 (0.9) |
||
| 51–60 |
4/150 (2.7) |
3/57 (5.3) |
1/93 (1.1) |
4 |
0/110 (0) |
||
| >60 |
2/107 (1.9) |
0/55 (0) |
2/52 (3.8) |
5 |
0/5 (0) |
||
| Total | 17/938 (1.8) | 4/378 (1.1) | 13/560 (2.3) | 17/938 (1.8) | |||
aSARS-CoV, severe acute respiratory syndrome–associated coronavirus.
bGroup 1: Housewives (235), retired persons (96), and unemployed persons (36); Group 2: clerks (141), students (40), and associate professionals (54); group 3: service workers (47), craft-related workers (41), machine operators (56), and unskilled workers (77); group 4: managers and administrators professionals (33), professionals (35), civil servants (9), and sales persons (33); group 5: undefined.
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