互联网上的健康信息:英语和西班牙语的可访问性,质量和可读性
G K Berland1, M N Elliott, L S Morales
1RAND Health, Santa Monica, CA, USA. berland@rand.org
JAMA
|May 23, 2001
概括
寻找可靠的在线健康信息是一项挑战. 搜索引擎提供有限的相关链接,网站往往缺乏全面和准确的细节,需要高阅读水平.
科学领域:
- 医疗信息学 医疗信息学
- 医学沟通 医学沟通
- 公共卫生 公共卫生
背景情况:
- 互联网提供了大量的健康信息,但其可访问性,质量和可读性在很大程度上仍未被探索.
- 了解这些因素对于有效的公共卫生传播至关重要.
研究的目的:
- 评估在线健康信息的可访问性,质量和阅读等级水平.
- 焦点领域包括乳腺癌,抑郁症,肥胖和儿童喘.
- 这项研究比较了英语和西班牙语资源.
主要方法:
- 通过结构化搜索实验评估搜索引擎的可访问性.
- 使用医生审查评估的健康网站质量 (评分器间可靠性>0.90).
- 使用Fry可读性图表方法确定阅读等级水平.
主要成果:
- 不到25%的搜索引擎链接导致相关内容 (20%的英语,12%的西班牙语).
- 网站的覆盖范围和临床要素的准确性很差,不一致 (例如,45%的英语网站覆盖范围最小/准确).
- 需要高阅读水平:所有英语和86%的西班牙语网站都需要高中水平或更高.
结论:
- 搜索引擎在获取健康信息方面效率低下.
- 在线健康信息的覆盖面很差,不一致,尽管其准确性一般很好.
- 高阅读水平对理解基于网络的健康信息构成重大障碍.
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