Volume 9, Number 1—January 2003
Research
Epidemic Hand, Foot and Mouth Disease Caused by Human Enterovirus 71, Singapore
Kwai Peng Chan*
, Kee Tai Goh†, Chia Yin Chong‡, Eng Swee Teo§, Gilbert Lau§, and Ai Ee Ling*
, Kee Tai Goh†, Chia Yin Chong‡, Eng Swee Teo§, Gilbert Lau§, and Ai Ee Ling*Table 1
Age distribution of clinical and virus-positive hand, foot and mouth disease patients
| Age (yrs) | No. clinical cases (%) | No. virus-positive cases (%) |
|---|---|---|
| <1 |
16 (9.1) |
11 (10.6) |
| 1 |
44 (25.2) |
32 (30.8) |
| 2 |
41 (23.4) |
24 (23.1) |
| 3 |
21 (12.0) |
14 (13.5) |
| 4 |
16 (9.1) |
8 (7.7) |
| 5 |
8 (4.6) |
6 (5.8) |
| 6 |
6 (3.4) |
4 (3.9) |
| 7 |
4 (2.3) |
1 (0.9) |
| 8 |
3 (1.7) |
2 (1.9) |
| 9 |
1 (0.6) |
0 (0.0) |
| 10 |
3 (1.7) |
1 (0.9) |
| >10 |
12 (6.9) |
1 (0.9) |
| Total | 175 (100.0) | 104 (100.0) |
