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Volume 26, Number 12—December 2020
Research

Outbreak of Haff Disease along the Yangtze River, Anhui Province, China, 2016

Huilai Ma1, Jiabing Wu1, Wei Qin1, Chao Lin, Dan Li, Bing Zha, Qi Chen, Yan Ma, Tichao Zhou, Shicong Li, Lei Gong, Wanwan Ma, Dafang Ge, Zhouxiang Cheng, Jian Chen, and Qun LiComments to Author 
Author affiliations: Chinese Center for Disease Control and Prevention, Beijing, China (H. Ma, W. Qin, C. Lin, D. Li, Q. Chen, Y. Ma, T. Zhou, S. Li, Q. Li); Anhui Center for Disease Control and Prevention, Hefei, China (J. Wu, L. Gong, W. Ma); Lu’an Center for Disease Control and Prevention, Lu’an (W. Qin); Wuhu Center for Disease Control and Prevention, Wuhu, China (C. Lin, Z. Cheng); Ma’anshan Center for Disease Control and Prevention, Ma’anshan (B. Zha, D. Ge, J. Chen)

Main Article

Table 3

Analysis of probable risk factors associated with Haff disease in case–control study, Anhui, China, 2016*

Variables Cases, N = 67 Controls, N = 108 p value Multivariable OR (95% CI)
Sex 0.033
M 19 (28.4) 48 (44.4) Referent
F
 48 (71.6)
 60 (55.6)
1.6 (0.9–2.7)
Mean age, y (SD)
 37.3 (11.3)
 39.4 (18.9)
 0.227
 NA
Consumption of crayfish (SD) 0.084 NA
No 0 7 (6.5)
Yes
 67 (100)
 101 (93.5)
No. crayfish consumed <0.001
1−9 27 (40.3) 84 (77.8) Reference
10−19 26 (38.8) 12 (11.1) 2.4 (1.4–4.2)
>20
 14 (20.9)
 5 (4.6)
2.6 (1.3–5.1)
Ate liver of crayfish <0.001
No 3 (4.5) 32 (29.6) Reference
Yes
 64 (95.5)
 76 (70.4)
4.0 (1.2–12.7)
Alcohol consumption 0.015
No 51 (76.1) 97 (89.8) Reference
Yes
 16 (23.9)
 11 (10.2)
1.6 (0.9–2.8)
Fish consumption† 0.648 —
No 64 (95.5) 100 (92.6)
Yes 3 (4.5) 8 (7.4)

*Values are no. (%) except as indicated. NA, not applicable; OR, odds ratio. SD, standard deviation.
†Corrected χ2 value and p value for univariate analysis.

Main Article

1These authors contributed equally to this article.

Page created: October 08, 2020
Page updated: November 19, 2020
Page reviewed: November 19, 2020
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