Esquivel Adol, Meric-Bernstam Funda, Bernstam Elmer V
School of Health Information Sciences, University of Texas Health Science Center at Houston, 7000 Fannin Street, Houston, TX 77030, USA.
BMJ. 2006 Apr 22;332(7547):939-42. doi: 10.1136/bmj.38753.524201.7C. Epub 2006 Mar 2.
To determine the prevalence of false or misleading statements in messages posted by internet cancer support groups and whether these statements were identified as false or misleading and corrected by other participants in subsequent postings.
Analysis of content of postings.
Internet cancer support group Breast Cancer Mailing List.
Number of false or misleading statements posted from 1 January to 23 April 2005 and whether these were identified and corrected by participants in subsequent postings.
10 of 4600 postings (0.22%) were found to be false or misleading. Of these, seven were identified as false or misleading by other participants and corrected within an average of four hours and 33 minutes (maximum, nine hours and nine minutes).
Most posted information on breast cancer was accurate. Most false or misleading statements were rapidly corrected by participants in subsequent postings.
确定互联网癌症支持小组发布的信息中虚假或误导性陈述的 prevalence，以及这些陈述是否被其他参与者在后续帖子中识别为虚假或误导性并得到纠正。
帖子内容分析。
互联网癌症支持小组乳腺癌邮件列表。
2005年1月1日至4月23日发布的虚假或误导性陈述的数量，以及这些陈述是否被参与者在后续帖子中识别并纠正。
在4600条帖子中，有10条（0.22%）被发现是虚假或误导性的。其中，有7条被其他参与者识别为虚假或误导性，并在平均4小时33分钟（最长9小时9分钟）内得到纠正。
大多数发布的关于乳腺癌的信息是准确的。大多数虚假或误导性陈述在后续帖子中被参与者迅速纠正。
