Table 2 The epidemiological description of HFMD in Kunming, 2017–2020.
Years | 2017 | 2018 | 2019 | 2020 | P-value* | |
|---|---|---|---|---|---|---|
Total | 4855 | 11,182 | 10,311 | 6406 | ||
Age group | < 0.001** | |||||
0–3 | Number | 2508 | 6010 | 5255 | 3316 | |
Percentage | 51.7% | 53.7% | 51.0% | 51.8% | ||
3–5 | Number | 2093 | 4458 | 4287 | 2632 | |
Percentage | 43.1% | 39.9% | 41.6% | 41.1% | ||
≥ 6 | Number | 254 | 714 | 769 | 458 | |
Percentage | 5.2% | 6.4% | 7.5% | 7.1% | ||
Gender | 0.364*** | |||||
Male | Number | 2864 | 6694 | 6061 | 3825 | |
Percentage | 59.0% | 59.9% | 58.8% | 59.7% | ||
Female | Number | 1991 | 4488 | 4250 | 2581 | |
Percentage | 41.0% | 40.1% | 41.2% | 40.3% | ||
Hosting classification | < 0.001** | |||||
Scatter children | Number | 2559 | 6396 | 5783 | 3529 | |
Percentage | 52.7% | 57.2% | 56.1% | 55.1% | ||
Childcare | Number | 2141 | 4362 | 4085 | 2502 | |
Percentage | 44.1% | 39.0% | 39.6% | 39.1% | ||
School | Number | 155 | 424 | 443 | 375 | |
Percentage | 3.2% | 3.8% | 4.3% | 5.9% | ||
Location | ||||||
Anning | Number | 150 | 204 | 255 | 161 | |
Percentage | 3.1% | 1.8% | 2.5% | 2.5% | ||
Chenggong | Number | 281 | 868 | 1123 | 575 | |
Percentage | 5.8% | 7.8% | 10.9% | 9.0% | ||
Dongchuan | Number | 88 | 186 | 148 | 107 | |
Percentage | 1.8% | 1.7% | 1.4% | 1.7% | ||
Fumin | Number | 45 | 117 | 61 | 54 | |
Percentage | 0.9% | 1.0% | 0.6% | 0.8% | ||
Guandu | Number | 1584 | 3514 | 3250 | 1934 | |
Percentage | 32.6% | 31.4% | 31.5% | 30.2% | ||
Jinning | Number | 118 | 277 | 217 | 116 | |
Percentage | 2.4% | 2.5% | 2.1% | 1.8% | ||
Luquan | Number | 62 | 324 | 188 | 336 | |
Percentage | 1.3% | 2.9% | 1.8% | 5.2% | ||
Panlong | Number | 565 | 1255 | 1127 | 659 | |
Percentage | 11.6% | 11.2% | 10.9% | 10.3% | ||
Shilin | Number | 4 | 30 | 24 | 14 | |
Percentage | 0.1% | 0.3% | 0.2% | 0.2% | ||
Songming | Number | 253 | 573 | 559 | 262 | |
Percentage | 5.2% | 5.1% | 5.4% | 4.1% | ||
Wuhua | Number | 661 | 1360 | 1109 | 907 | |
Percentage | 13.6% | 12.2% | 10.8% | 14.2% | ||
Xishan | Number | 859 | 1869 | 1735 | 1051 | |
Percentage | 17.7% | 16.7% | 16.8% | 16.4% | ||
Xundian | Number | 91 | 336 | 249 | 154 | |
Percentage | 1.9% | 3.0% | 2.4% | 2.4% | ||
Yiliang | Number | 94 | 269 | 267 | 76 | |
Percentage | 1.9% | 2.4% | 2.6% | 1.2% | ||
Identification of enterovirus | ||||||
EV-A71 | Number | 504 | 430 | 130 | 2 | |
Percentage | 10.4% | 3.8% | 1.3% | 0.0% | ||
CV-A16 | Number | 629 | 3359 | 4866 | 263 | |
Percentage | 13.0% | 30.0% | 47.2% | 4.1% | ||
CV-A6 | Number | 10 | 3728 | 3473 | 4537 | |
Percentage | 0.2% | 33.3% | 33.7% | 70.8% | ||
CV-A10 | Number | 11 | 450 | 167 | 457 | |
Percentage | 0.2% | 4.0% | 1.6% | 7.1% | ||
Other enteroviruses | Number | 3701 | 3215 | 1676 | 1147 | |
Percentage | 76.2% | 28.8% | 16.3% | 17.9% | ||
