Avian Influenza A Viruses among Occupationally Exposed Populations, China, 2014–2016
Chuansong Quan
1, Qianli Wang
1, Jie Zhang, Min Zhao, Qigang Dai, Ting Huang, Zewu Zhang, Shenghua Mao, Yifei Nie, Jun Liu, Yun Xie, Baorong Zhang, Yuhai Bi, Weifeng Shi, Peipei Liu, Dayan Wang, Luzhao Feng, Hongjie Yu

, William J. Liu

, and George F. Gao
Author affiliations: National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, China (C. Quan, J. Zhang, P. Liu, D. Wang, W.J. Liu, G.F. Gao); Shandong First Medical University & Shandong Academy of Medical Sciences, Jinan, China (C. Quan, W. Shi); Fudan University School of Public Health, Shanghai, China (Q. Wang, H. Yu); Institute of Microbiology, Chinese Academy of Sciences, Beijing (M. Zhao, Y. Bi, G.F. Gao); Jiangsu Provincial Center for Disease Control and Prevention, Nanjing, China (Q. Dai); Sichuan Provincial Center for Disease Control and Prevention, Chengdu, China (T. Huang); Dongguan Municipal Center for Disease Control and Prevention, Dongguan, China (Z. Zhang); Shanghai Municipal Center for Disease Control and Prevention, Shanghai (S. Mao); Henan Provincial Center for Disease Control and Prevention, Zhengzhou, China (Y. Nie); Zaozhuang Center for Disease Control and Prevention, Zaozhuang, China (J. Liu); Jiangxi Provincial Center for Disease Control and Prevention, Nanchang, China (Y. Xie); Aviation General Hospital, Beijing (B. Zhang); Chinese Center for Disease Control and Prevention, Beijing (L. Feng, G.F. Gao)
Main Article
Table 3
Seroprevalence among poultry workers surveyed for avian influenza viruses, China, 2014–2016*
Antigen
|
No. (%, 95% CI) seropositive participants
|
2014 Dec, n = 700
|
2015 Apr, n = 506
|
2015 Dec, n = 481
|
2016 Apr, n = 437
|
Total, n = 2124
|
Avian influenza serotype |
H5N1-SH199 |
6 (0.9, 0.2–1.5) |
6 (1.2, 0.2–2.1) |
10 (2.1, 0.8–3.4) |
6 (1.4, 0.3–2.5) |
28 (1.3, 0.8–1.8) |
H5N1-SC29 |
22 (3.1, 1.8–4.4) |
17 (3.4, 1.8–4.9) |
2 (0.4, 0.1–1.5) |
3 (0.7, 0.1–2.0) |
44 (2.1, 1.5–2.7) |
H5N6 |
28 (4, 2.5–5.5) |
11 (2.2, 0.9–3.4) |
2 (0.4, 0.1–1.5) |
1 (0.2, 0–1.3) |
42 (2.0, 1.4–2.6) |
H6N1 |
22 (3.1, 1.8–4.4) |
21 (4.1, 2.4–5.9) |
5 (1, 0.1–1.9) |
5 (1.1, 0.4–2.6) |
53 (2.5, 1.8–3.2) |
H6N6 |
0 (0, 0–0.5) |
0 (0, 0–0.7) |
7 (1.5, 0.4–2.5) |
1 (0.2, 0–1.3) |
8 (0.4, 0.1–0.6) |
H7N9 |
33 (4.7, 3.1–6.3) |
36 (7.1, 4.9–9.4) |
6 (1.3, 0.3–2.2) |
7 (1.6, 0.4–2.8) |
82 (3.9, 3.0–4.7) |
H9N2
|
48 (6.9, 5.0–8.7)
|
59 (11.7, 8.9–14.5)
|
64 (13.3, 10.3–16.3)
|
66 (15.1, 11.7–18.5)
|
237 (11.2, 9.8–12.5)
|
Seasonal influenza serotype |
H1N1(pdm09) |
94 (13.4, 10.9–16.0) |
85 (16.8, 13.5–20.1) |
90 (18.7, 15.2–22.2) |
79 (18.1, 14.5–21.7) |
348 (16.4, 14.8–18.0) |
H3N2 |
237 (33.9, 30.4–37.4) |
165 (32.6, 28.5–36.7) |
199 (41.4, 37.0–45.8) |
171 (39.1, 34.6–43.7) |
772 (36.3, 34.3–38.4) |
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Page updated: November 18, 2019
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