Table 1. Demographic and clinical information of study participants (N = 3491) (n, %).
| Mild outpatient N = 1136 |
Mild inpatient N = 1124 |
Severe N = 1170 |
Fatal N = 61 |
Total | |
|---|---|---|---|---|---|
| Gender | |||||
| Male | 737(65) | 743(66) | 777(66) | 35(57) | 2292(66) |
| Age group | |||||
| ≤3 years | 727(63) | 767(68) | 873(75) | 44(72) | 2411(69) |
| >3 years | 409(36) | 357(32) | 297(25) | 17(28) | 1080(31) |
| Geographic regions | |||||
| Northeast | 171(15) | 180(16) | 41(3) | 13(21) | 405(12) |
| Northwest | 164(14) | 140(13) | 197(17) | 3(5) | 504 (14) |
| North | 164(14) | 241(21) | 100(9) | 2(3) | 507 (15) |
| Central | 162(14) | 136(12) | 225(19) | 5(8) | 528 (15) |
| Southwest | 144(13) | 130(12) | 221(19) | 13(21) | 508 (15) |
| East | 173(15) | 153(14) | 169(14) | 10(16) | 505 (14) |
| South | 158(14) | 144(13) | 217(19) | 15(25) | 534 (15) |
| Aetiologic classification | |||||
| EV-A71 | 451(40) | 484(43) | 798(68) | 54(88) | 1787(51) |
| CV-A16 | 191(17) | 172(15) | 46(4) | 1(2) | 410(12) |
| OEV | 494(43) | 468(42) | 326(28) | 6(10) | 1294 (37) |
| Duration of illness/days | |||||
| ≤5 | 237(21) | 55(5) | 26(2) | 24(39) | 342(10) |
| 6–10 | 688(61) | 710(63) | 431(37) | 17(28) | 1846(53) |
| 11–15 | 138(12) | 225(20) | 384(33) | 10(16) | 757(22) |
| 16–20 | 52(5) | 99(9) | 204(17) | 6(10) | 361(10) |
| ≥21 | 21(2) | 35(3) | 125(11) | 4(7) | 185(5) |
EV-A71: enterovirus A 71, CV-A16: coxsackievirus A 16. OEV: other enterovirus.