Volume 25, Number 1—January 2019
Research
Epidemiology of Imported Infectious Diseases, China, 2005–2016
Yali Wang1, Xuan Wang1, Xiaobo Liu1, Ruiqi Ren, Lei Zhou, Chao Li, Wenxiao Tu, Daxin Ni, Qun Li, Zijian Feng, and Yanping Zhang
Table 2
Demographic characteristics of persons with imported cases of infectious disease in mainland China, 2005–2016*
| Disease |
Sex, no. (%) | Mean age, y (range) |
Native country, no. (%) | Occupation, no. (%) | Total |
||||
|---|---|---|---|---|---|---|---|---|---|
| M |
F |
China |
Other |
Migrant worker |
Other |
||||
| Malaria | 25,819 (93.9) | 1,678 (6.1) | 39 (1–83) | 26,048 (94.7) | 1,449 (5.3) | 17,929 (65.2) | 9,568 (34.8) | 27,497 | |
| Dengue fever | 2,138 (63.8) | 1,213 (36.2) | 32 (1–86) | 2,403 (71.7) | 948 (28.3) | 943 (28.1) | 2,408 (71.9) | 3,351 | |
| Influenza A(H1N1) | 758 (98.1) | 15 (1.9) | 20 (0.7–75) | 731 (94.6) | 42 (5.4) | 15 (1.9) | 758 (98.1) | 773 | |
| Chikungunya | 15 (83.3) | 3 (16.7) | 25 (20–47) | 15 (83.3) | 3 (16.7) | 4 (22.2) | 14 (77.8) | 18 | |
| Lyme disease | 1 | 1 | NA | 1 | 1 | 0 | 2 | 2 | |
| Scrub typhus | 3 (42.9) | 4 (57.1) | 23 (3–42) | 2 (28.6) | 5 (71.4) | 0 | 7 | 7 | |
| VL | 13 (92.9) | 1 (7.1) | 34 (25–49) | 14 (100.0) | 0 (0.0) | 13 (92.9) | 1 (7.1) | 14 | |
| JE | 12 (70.6) | 5 (29.4) | 8 (1–54) | 5 (29.4) | 12 (70.6) | 0 | 17 | 17 | |
| EHF | 7 (100.0) | 0 | 48 (25–71) | 6 (85.7) | 1 (14.3) | 5 (71.4) | 2 (28.6) | 7 | |
| AFP | 0 | 2 | NA | 2 | 0 | 0 | 2 | 2 | |
| Loiasis | 10 (90.9) | 1 (9.1) | 37 (22–60) | 11 (100.0) | 0 (0.0) | 8 (72.7) | 3 (27.3) | 11 | |
| EHEC | 3 | 0 | 63 (43–74) | 3 | 0 | 0 | 3 | 3 | |
| CCHF | 1 | 0 | 35 | 1 | 0 | 0 | 1 | 1 | |
| Schistosomiasis | 1 | 0 | 28 | 1 | 0 | 0 | 1 | 1 | |
| MERS | 1 | 0 | 43 | 0 | 1 | 0 | 1 | 1 | |
| Yellow fever | 8 (72.7) | 3 (27.3) | 42 (18–53) | 11 (100.0) | 0 (0.0) | 8 (72.7) | 3 (27.3) | 11 | |
| Zika virus |
15 (62.5) |
9 (37.5) |
30 (5–55) |
16 (66.7) |
8 (33.3) |
7 (29.2) |
17 (70.8) |
24 |
|
| Total | 28,805 (90.8) | 2,935 (9.2) | NA | 29,270 (92.2) | 2,470 (7.8) | 18,932 (59.6) | 12,808 (40.4) | 31,740 | |
*AFP, acute flaccid paralysis; CCHF, Crimean-Congo hemorrhagic fever; EHEC, Escherichia coli O157:H7; EHF, epidemic hemorrhagic fever; JE, Japanese encephalitis; MERS, Middle East respiratory syndrome; NA, not applicable; VL, visceral leishmaniasis
1These authors contributed equally to this article.
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