Ozminkowski R J, Goetzel R Z
The MEDSTAT Group, Inc., Ann Arbor, Michigan 48108, USA.
Am J Health Promot. 2001 May-Jun;15(5):289-95. doi: 10.4278/0890-1171-15.5.289.
The authors describe the most important methodological challenges often encountered in conducting research and evaluation on the financial impact of health promotion. These include selection bias, skewed data, small sample size, metrics. They discuss when these problems can and cannot be overcome and suggest how some of these problems can be overcome through a creating an appropriate framework for the study, and using state of the art statistical methods.
作者描述了在开展健康促进财务影响的研究与评估时经常遇到的最重要的方法学挑战。这些挑战包括选择偏倚、数据偏态、样本量小、指标问题。他们讨论了这些问题何时能够以及何时无法克服，并建议如何通过创建合适的研究框架以及运用先进的统计方法来克服其中一些问题。
