The survey results, when analyzed, will indicate which enabling items provide a solid foundation and where some improvement work is required.
当分析后，调查的结果将指示哪些启用项提供可靠的基础，以及哪里需要一些改进工作。
2
To investigate the effect of survey design, specifically the number of items and recall period, on estimates of household out-of-pocket and catastrophic expenditure on health.
研究家庭预算外健康开支和大病治疗开支的估算调查设计(尤其是项目数量和回忆期)的效果。
3
Participants completed an interviewer-administered survey that contained items on all forms of tobacco use and on health and lifestyle variables.