| Uncomplicated EV71 infection (Grade 1) (n = 88) | Complicated EV71 infection (Grade 2 to 4) (n = 136) | pvaluea |
---|---|---|---|
Age (median with range, years) | 3.08 (0–15) | 2.60 (0–14) | 0.06 |
Gender | Â | Â | Â |
 Male | 56 (64%) | 84 (62%) | 0.89 |
 Female | 32 (36%) | 52 (38%) |  |
Fever b | 72 (82%) | 132 (97%) | <0.001 |
Fever > 3 days | 34 (39%) | 83 (61%) | 0.002 |
Skin rash | 86 (97%) | 124 (94%) | 0.21 |
Oral ulcer | 85 (97%) | 132 (97%) | 1.00 |
Viremia | Â | Â | Â |
 Yes | 23 (26%) | 36 (26%) | 0.96 |
 No | 65 (74%) | 100 (74%) |  |
Viral load (median with range, log10 copies/mL) | 3.34 (0.88 - 6.99) | 3.50 (1.29 - 6.51) | 0.80 |