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临床试验/NCT04460573
NCT04460573招募中2 期

Improving the Science of Adherence Reinforcement and Safe Mobility in People With Diabetic Foot Ulcers Using Smart Offloading

University of Southern California4 个研究点 分布在 1 个国家目标入组 210 人开始时间: 2021年10月19日最近更新:
适应症

试验速览

阶段
2 期
状态
招募中
入组人数
210
试验地点
4
主要终点
Wound healing

研究概览

简要总结

The purpose of this study is to help people with diabetes who develop neuropathic diabetic foot ulcers (DFUs). These ulcers, or sores, if left untreated can increase the chance of amputation. Part of the treatment is to have the person wear a diabetic shoe or boot to help their foot heal. Sometimes people don't wear the boot like they are told. The investigators want to compare three different kinds of diabetic boots to see if they can help make it easier for people to wear their boots as instructed.

The investigators will look at three groups of participants: the first group will use removable offloading with reinforced education emphasizing continuous wear, including during rest and sleep, and not to remove it at any time. The second group will use removable offloading consistent with standard of care and receive education on recommended wear during walking or standing, with permission to remove the device during rest and sleep. The third group will use a smart removable offloading device that provides real-time adherence feedback via a smartwatch and smartphone, with additional personalized education informed by remotely monitored adherence data.

The investigators will also be looking at how much physical activity, like walking, the participants do. And they will compare how well participants sleep and rate their quality of life in the three different boots. The investigators think that giving participants information about how much they are wearing their boot using readily available technology will help them to follow the doctor's directions better, and help their wounds heal faster.

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Treatment
盲法
Single (Outcomes Assessor)

入排标准

年龄范围
18 Years 至 —(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Male or female
  • ≥18 years old
  • Non-infected, non-ischemic DFU requiring offloading
  • Ambulatory at home with or without assistance
  • Willing and able to provide written informed consent

排除标准

  • Wound present for > 1 year
  • HbA1c > 12%
  • ABI of index limb < 0.6 or non-detectable Doppler, and/or patient being considered for revascularization during the course of the study
  • Acute Charcot neuropathy or a major foot deformity that doesn't allow them to wear the smart boot
  • Amputation proximal to the rearfoot on the affected extremity
  • Any clinically significant medical or psychiatric condition
  • Laboratory abnormality that would interfere with the ability to participate in the study
  • Concurrently participating in exercise training
  • Changes in psychotropic or sleep medication in the last 6 weeks
  • Ulcer involves bone
  • Ulcer not of diabetic origin
  • Unable or unwilling to attend prescribed clinic visits or comply with protocol

结局指标

主要结局

Wound healing

时间窗: 12 weeks

Percent healed

Adherence to offloading

时间窗: 12 weeks

Average daily hours of device wear during weight bearing activities, objectively measured using smart boot

Wound healing at 12 weeks or sooner

时间窗: Up to 12 weeks

Wound healing is defined as complete epithelialization of the target ulcer, confirmed by standardized wound assessment. Healing status is recorded as a binary outcome (yes/no) for each participant. The proportion of participants achieving wound healing by 12 weeks is compared between randomized treatment arms. Unit of Measure: %

Time to wound healing

时间窗: Up to 12 weeks

Time to wound healing is defined as the number of days from randomization to confirm complete epithelialization of the target ulcer, as determined by standardized wound assessment. Unit of Measure: Days

次要结局

  • Speed of wound healing(12 weeks)
  • Physical Activity(12 weeks)
  • Patient acceptability(Week 12)
  • Participant dropout rate(From baseline through Week 12)
  • Adherence to offloading(From baseline through Week 12 (summarized weekly))
  • Percentage of Wound Area Reduction(Percent reduction in wound area per week)

研究者

申办方类型
Other
责任方
Principal Investigator
主要研究者

David Armstrong

Professor

University of Southern California

研究点 (4)

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