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The Effectiveness of Behavioral Graded Activity in Patients With Osteoarthritis of the Hip and/or Knee (GRADIT)

The Effectiveness of Behavioral Graded Activity in Patients With Osteoarthritis of the Hip and/or Knee: a Randomized Controlled Trial

We performed a randomized controlled trial to study the effectiveness of Behavioral graded activity (BGA) in patients with OA of the hip or knee. It was hypothesised that in the long term BGA results in less pain, less limitations in activities, and better patient global assessment (i.e. the effect of treatment perceived by patients themselves), compared to usual care of physiotherapists (UC). UC was operationalized as physiotherapeutic care according to the Dutch physiotherapy guideline for patients with hip and/or knee OA. It was also investigated whether specific subgroups of patients benefited more from BGA and which factors influenced the success of BGA-treatment. Also, it will be investigated whether differences exist in exercise adherence and whether there is a relationship between exercise adherence and long-term effectiveness.

研究概览

详细说明

The principle objectives of managing OA are to control pain adequately, improve function and reduce disability. There is strong evidence that exercise therapy has a short term benefit for OA. However, these beneficial effects decrease over time and finally disappear. This decline is thought to be related to the difficulties people have in maintaining adherence to prescribed exercises. Therefore, to enhance long term benefit, adherence to exercise therapy is of utmost importance. Recently, the focus of attention within physiotherapy has shifted towards behaviorally oriented treatment, like Behavioral Graded Activity (BGA), which focuses less on pain and includes psychological and social factors in the treatment-process. Such intervention seems appropriate to increase the level of activities of patients with OA in a time-contingent way and to increase patients' adherence to these activities.

However, at the start of the present study the scientific evidence for the effectiveness of BGA in patients with a progressive and specific chronic disease, like OA of the hip and knee, was not available. Therefore, we performed a randomized controlled trial to study the effectiveness of BGA in patients with OA of the hip or knee. It was hypothesised that in the long term BGA results in less pain, less limitations in activities, and better patient global assessment (i.e. the effect of treatment perceived by patients themselves), compared to usual care of physiotherapists (UC). UC was operationalized as physiotherapeutic care according to the Dutch physiotherapy guideline for patients with hip and/or knee OA. It was also investigated whether specific subgroups of patients benefited more from BGA and which factors influenced the success of BGA-treatment. Also, it will be investigated whether differences exist in exercise adherence and whether there is a relationship between exercise adherence and long-term effectiveness.

研究类型

介入性

注册 (实际的)

200

阶段

  • 不适用

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

      • Utrecht、荷兰、3500 BN
        • NIVEL

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

50年 至 80年 (成人、年长者)

接受健康志愿者

不

有资格学习的性别

全部

描述

Inclusion Criteria:

  • Osteoarthritis of hip or knee according to the clinical criteria of the American College of Rheumatology

Exclusion Criteria:

  • other pathology explaining the complaints;
  • complaints in less than 10 out of 30 days;
  • treatment for these complaints with exercise therapy in the preceding six months;
  • under 50 or over 80 years of age;
  • indication for hip or knee replacement within one year;
  • contraindication for exercise therapy;
  • inability to understand the Dutch language;
  • a high level of physical function (since patients who perform at a high level of physical function at baseline do not need to increase their level of physical function. A high level of physical function was operationalized on a score of less than two on the sections walking ability and physical function of the Algofunctional index)

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

  • 主要用途:治疗
  • 分配:随机化
  • 介入模型:并行分配
  • 屏蔽:单身的

武器和干预

参与者组/臂
干预/治疗
实验性的:A
Behavioral graded activity
The intervention is directed at increasing the level of activities in a time-contingent way, with the goal to integrate these activities in the daily living of the patients. The intervention is performed by physical therapists in primary care, on individual basis. Treatment period of maximal 12 weeks (with maximal 18 sessions), followed by 5 pre-set boostermoments with a maximum of 7 sessions (respectively in week 18, 25, 34, 42, and 55).
有源比较器:B
Exercise therapy
Treatment according to the Dutch physiotherapy guideline for patients with osteoarthritis of hip and/or knee. This guideline consists of general recommendations, emphasizing provision of information and advice, exercise therapy, and encouragement of a positive coping with the complaints. The treatment consisted of a maximum of 18 sessions within a period of 12 weeks. The treatment could be discontinued within the 12 week period if, according to the physiotherapists, all treatment goals were achieved.

研究衡量的是什么?

主要结果指标

结果测量
大体时间
Pain
大体时间:week 0, 13, 39 and 65
week 0, 13, 39 and 65
Physical function
大体时间:week 0, 13, 39 and 65
week 0, 13, 39 and 65
Patient global assessment
大体时间:week 13, 39 and 65
week 13, 39 and 65

次要结果测量

结果测量
大体时间
Tiredness
大体时间:week 0, 13, 39 and 65
week 0, 13, 39 and 65
Stiffness
大体时间:week 0, 13, 39 and 65
week 0, 13, 39 and 65
Joint mobility
大体时间:week 0, 13, and 65
week 0, 13, and 65
Muscle strength
大体时间:week 0, 13, and 65
week 0, 13, and 65
Patient-specific physical function
大体时间:week 0, 13, 39 and 65
week 0, 13, 39 and 65
Walking test
大体时间:week 0, 13, and 65
week 0, 13, and 65
Pain coping
大体时间:week 0, and 65
week 0, and 65
Locus of control
大体时间:week 0 and 65
week 0 and 65
Quality of life
大体时间:week 0, 13, 39 and 65
week 0, 13, 39 and 65
Exercise adherence
大体时间:week 13, 39 and 65
week 13, 39 and 65
Social support
大体时间:week 0, and 65
week 0, and 65
Level of performed activities
大体时间:week 0, 13, 39 and 65
week 0, 13, 39 and 65

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

  • 研究主任:Joost Dekker, PhD、VU Medical Center Amsterdam, The Netherlands
  • 研究主任:Johannes WJ Bijlsma, PhD, MD、UMC Utrecht, The Netherlands
  • 首席研究员:Cindy Veenhof, PhD、NIVEL, Utrecht, The Netherlands
  • 研究主任:Cornelia HM van den Ende, PhD、St Maartenskliniek, Nijmegen, The Netherlands
  • 首席研究员:Martijn FP Pisters, MSc、NIVEL, Utrecht, The Netherlands

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

2001年5月1日

研究完成 (预期的)

2008年5月1日

研究注册日期

首次提交

2007年8月28日

首先提交符合 QC 标准的

2007年8月28日

首次发布 (估计)

2007年8月29日

研究记录更新

最后更新发布 (估计)

2007年8月29日

上次提交的符合 QC 标准的更新

2007年8月28日

最后验证

2007年8月1日

更多信息

与本研究相关的术语

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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