Mother to child transmission of HIV in China: Chinese HIV sentinel surveillance data were used incorrectly

BMJ 2005; 331 doi: https://doi.org/10.1136/bmj.331.7509.162-a (Published 14 July 2005) Cite this as: BMJ 2005;331:162
  1. Therese Hesketh, senior lecturer (thesketh@ich.ac.uk),
  2. Wei Xing Zhu, visiting professor,
  3. Jun Zhang, East Asia director
  1. Institute of Child Health, London WC1 N1EH
  2. Zhejiang University, 180 Yan An Lu, Hangzhou 310006, China
  3. Health Unlimited, 25 Jie Fang Lu, Kunming 657400, China

    EDITOR—Chen and Han misleadingly interpret data in their editorial on mother to child transmission of HIV in China.1 Using data from sentinel surveillance, they conclude that two provinces, Henan and Xinjiang, have a “worrying” HIV prevalence among pregnant women of over 1%.

    Firstly, sentinel surveillance sites are concentrated in areas thought to have a higher prevalence of HIV, since surveillance functions largely as a case detection process, …

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