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Women's Health Initiative Study of Cognitive Aging (WHISCA)

2017年11月2日 更新者:Wake Forest University

Effects of Hormone Replacement Therapy on Cognitive Aging: Women's Health Initiative Study of Cognitive Aging (WHISCA)

The Women's Health Initiative Study of Cognitive Aging (WHISCA) is a two-armed, randomized, placebo controlled, clinical trial designed to assess the efficacy of postmenopausal hormone therapy (HT) on age related changes in specific cognitive functions.

研究概览

地位

完全的

条件

详细说明

WHISCA is an ancillary study to the Women's Health Initiative (WHI) and the WHI Memory Study (WHIMS) and has enrolled 2303 women aged 66 to 84 years who did not meet the criteria for dementia. WHISCA is investigating the effects of hormone therapy on rates of change over time in memory, other aspects of cognition (language, attention, spatial ability), motor function, and mood.

Objectives

  • Does HT protect against age-associated memory and cognitive longitudinal decline in women age 65 and older?
  • What is the rate of change in memory and other cognitive abilities in women receiving HT compared to women receiving placebo?
  • Does the addition of progesterone to HT modify the effects of estrogen on memory and other cognitive abilities?

研究类型

观察性的

注册 (实际的)

2303

联系人和位置

本节提供了进行研究的人员的详细联系信息,以及有关进行该研究的地点的信息。

学习地点

    • North Carolina
      • Winston-Salem、North Carolina、美国、27157
        • Wake Forest University School of Medicine

参与标准

研究人员寻找符合特定描述的人,称为资格标准。这些标准的一些例子是一个人的一般健康状况或先前的治疗。

资格标准

适合学习的年龄

65年 至 90年 (年长者)

接受健康志愿者

是的

有资格学习的性别

女性

取样方法

非概率样本

研究人群

A subset of women who were enrolled in the Women's Health Initiative Memory Study (WHIMS), who are at least 65 years old and not diagnosed with any type of dementia.

描述

Inclusion Criteria:

  • Enrolled in WHIMS
  • At least 65 years old
  • Not diagnosed with dementia

Exclusion Criteria:

  • Women younger than 65 years of age
  • Have dementia
  • not enrolled in WHIMS

学习计划

本节提供研究计划的详细信息,包括研究的设计方式和研究的衡量标准。

研究是如何设计的?

设计细节

研究衡量的是什么?

主要结果指标

结果测量
措施说明
大体时间
Determine if HT protect against age-associated memory and cognitive longitudinal decline in women age 65 and older as measured over time by a series of cognitive tests administered annually.
大体时间:Annual assessment done annually.
The primary outcome measures are the changes in scores from a standardized neuropsychological assessment will be conducted annually. The battery is comprised primarily of tests of memory, and includes the following tests in specified order: the Prospective Memory Tests, Primary Mental Abilities Vocabulary Test, the California Verbal Learning Test, the Benton Visual Retention Test, Card Rotations Test, the Finger Tapping Test, the Letter and Semantic Fluency Test and the Digit Span Test. In addition, the Positive and Negative Affect Scale and Geriatric Depression Scale will be administered.
Annual assessment done annually.

次要结果测量

结果测量
措施说明
大体时间
Determine the long-term effects of HT on changes in memory, other cognitive functions, and affect; and to investigate predictors of the transitions between normal aging and mild cognitive impairment and mild cognitive impairment and dementia.
大体时间:measured over life of the study
Secondary outcome measures will examine relative differences in measures between enrollment in WHIMS and the termination of the WHIMS E+P trial and E-Alone trial and also examine the relative differences in measures comparing periods of time for each woman when she reported taking HT versus times she reported not taking HT.
measured over life of the study

合作者和调查者

在这里您可以找到参与这项研究的人员和组织。

调查人员

  • 首席研究员:Sally Shumaker, PhD、Wake Forest University Health Sciences

出版物和有用的链接

负责输入研究信息的人员自愿提供这些出版物。这些可能与研究有关。

一般刊物

研究记录日期

这些日期跟踪向 ClinicalTrials.gov 提交研究记录和摘要结果的进度。研究记录和报告的结果由国家医学图书馆 (NLM) 审查,以确保它们在发布到公共网站之前符合特定的质量控制标准。

研究主要日期

学习开始

1999年7月1日

初级完成 (实际的)

2007年9月1日

研究完成 (实际的)

2008年6月1日

研究注册日期

首次提交

2008年2月28日

首先提交符合 QC 标准的

2008年2月28日

首次发布 (估计)

2008年3月7日

研究记录更新

最后更新发布 (实际的)

2017年11月6日

上次提交的符合 QC 标准的更新

2017年11月2日

最后验证

2017年6月1日

更多信息

与本研究相关的术语

其他研究编号

  • NO1-AG-9-2115

计划个人参与者数据 (IPD)

计划共享个人参与者数据 (IPD)?

是的

IPD 计划说明

WHISCA will follow guidelines, methods and processes as set forth in the WHI 2015-2020 Data Sharing Plan. Accompanying the limited data sets, substantial electronic documentation will be provided in a standard format that is readable on a variety of platforms. Documentation will include data collection forms, a description of study protocol and procedures, description of all variable re-coding and a list of major study publications. These data will be available to users only under a data-sharing agreement that provides for: a commitment to using the data only for research purposes and not to identify any individual participant; a commitment to securing the data using appropriate computer technology; and a commitment to destroying or returning the data after analyses are completed. Data will be made available for timely release no later than the acceptance for publication of the main findings from the final dataset.

药物和器械信息、研究文件

研究美国 FDA 监管的药品

研究美国 FDA 监管的设备产品

此信息直接从 clinicaltrials.gov 网站检索,没有任何更改。如果您有任何更改、删除或更新研究详细信息的请求,请联系 register@clinicaltrials.gov. clinicaltrials.gov 上实施更改,我们的网站上也会自动更新.

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