Volume 13, Number 7—July 2007
Human Influenza A (H5N1) Cases, Urban Areas of People’s Republic of China, 2005–2006
|Location (city, province)||Sanming, Fujian||Chengdu, Sichuan||Guangzhou, Guangdong||Shanghai, Shanghai||Wuhan, Hubei||Shenzhen, Guangdong|
|Residence||Apartment||Apartment||Apartment||Temporary, at construction site||Dormitory||Apartment|
|Illness onset date||Dec 6, 2005||Jan 10, 2006||Feb 22, 2006||Mar 13, 2006||Apr 1, 2006||Jun 3, 2006|
|Days from onset to investigation||6||7||6||8||10||8|
|Contact with ill persons before onset||No||No||No||No||No||No|
|Days from onset to first medical visit||2||4||3||2||5||4|
|Days from onset to hospital admission||3||7||5||9||11||7|
|Primary signs and symptoms at admission||Fever, headache, cough||Fever, cough, diarrhea, myalgia||Fever, chills, cough, shortness of breath||Fever, chills, cough||Fever, headache, sore throat, cough, myalgia||Fever, chills, productive cough, back pain|
|Complications*||Respiratory failure, ARDS, cardiac failure, septicemia||Respiratory failure, ARDS, cardiac failure, septicemia||Respiratory failure, ARDS||Respiratory failure, ARDS, cardiac failure||Respiratory failure, ARDS, cardiac failure, septicemia||Respiratory failure, ARDS|
|Days from onset to death||16||14||9||9||19||Discharged 61 d from onset|
*Respiratory failure was defined as the need for ventilator support; ARDS, acute respiratory distress syndrome, is a life-threatening condition in which inflammation of the lungs and accumulation of fluid in the air sacs (alveoli) lead to low blood oxygen levels; cardiac failure was defined as the requirement of isotropic agents.
1These authors contributed equally to this work.
2Members of the Chinese Center for Disease Control and Prevention Avian Influenza H5N1 Study Group are Shuyun Xie, Zhitao Liu, Xuefeng Tang, and Jun Li. Members of the Provincial Center for Disease Control and Prevention Avian Influenza H5N1 Study Group are Gongping Liu, Jianming Ou, Shaojian Cai, Ting Huang, Tie Song, De Wu, and Xiaodong Sun.