Table 1.
Demographics and manifestations of the 253 HFMD cases included in the study.
| CVA6 | EV71 | CA16 | other enterovirus | non-enterovirus | |
|---|---|---|---|---|---|
| Cases (%) | 133 (52.6) | 11 (4.3) | 13 (5.1) | 7 (2.8) | 89 (35.2) |
| Male/female ratio | 1.9 (87/46) | 1.8 (7/4) | 1.6 (8/5) | 1.3 (4/3) | 1.6 (55/34) |
| Age (year), mean ± SD | 1.47 ± 1.16a | 2.91 ± 1.30 | 1.54 ± 1.17 | 2.42 ± 1.63 | 1.59 ± 1.10 |
| Fever ( ≥ 39 °C) (%) | 28.6 (38/133) | 0.0 (0/11) | 0.0 (0/13) | 14.3 (1/7) | 20.2 (18/89) |
| Intraoral rash (%) | 48.9 (65/133) | 36.4 (4/11) | 53.8 (7/13) | 71.4 (5/7) | 47.2 (42/89) |
| Rash on limbs (%) | 99.2 (132b/133) | 100.0 (11/11) | 100.0 (13/13) | 100.0 (7/7) | 100.0 (89/89) |
| Rash on trunk (%) | 27.8 (37/133) | 9.1 (1/11) | 0.0 (0/13) | 0.0 (0/7) | 25.8 (23/89) |
| Rash on buttocks (%) | 71.4 (95/133) | 72.7 (8/11) | 92.3 (12/13) | 57.1 (4/7) | 57.3 (51/89) |
| Rash on head and face (%) | 9.8 (13/133) | 0.0 (0/11) | 0.0 (0/13) | 14.3 (1/7) | 6.7 (6/89) |
| Vesicles (%) | 97.8 (130/133) | 100.0 (11/11) | 100.0 (13/13) | 100.0 (7/7) | 94.4 (84/89) |
| Skin itchiness (%) | 7.5 (10/133) | 0.0 (0/11) | 0.0 (0/13) | 0.0 (0/7) | 3.4 (3/89) |
aTwo older HFMD cases (14-year-old and 23-year-old) were excluded.
bOne case had an intraoral rash and rash on trunk and buttocks.