Limb Cooling in Essential Tremor
2019年1月16日 更新者：University of Florida
Effects of Limb Cooling on Essential Tremor.
Essential Tremor (ET) is characterized by tremors affecting the arms.
The investigators will examine the effects of non-pharmacological limb cooling on clinical and physiological characteristics in patients presenting with ET at three different temperatures; and will measure changes in tremor amplitude after cooling of the upper limb.
調査の概要
詳細な説明
Once the subject has agreed to participate in the study the following assessments will be performed.
Three non-pharmacological assessments will be performed at different temperature to the upper limbs. The first will be a baseline assessment with upper limbs maintaining a normal body temperature (96-98°F). The second assessment will be performed with upper limbs at a temperature of 59°F and the third will be performed at a temperature of 80°F for a period of 10 minutes. At the end of 10 minutes, tremor measurements will be 15, 40, and 60 minutes.
- Assessments will include the Tremor Rating Scale (TRS), Handwriting Assessment Battery (HAB) and the Functional Dexterity Test (FDT).
- The Bagnoli and Trigno EMG systems will record surface EMG signals from muscles and accelerometer readings.
研究の種類
観察的
入学 (実際)
27
連絡先と場所
このセクションには、調査を実施する担当者の連絡先の詳細と、この調査が実施されている場所に関する情報が記載されています。
研究場所
-
-
Florida
-
Gainesville、Florida、アメリカ、32611
- University of Florida, Movement Disorders Center
-
-
参加基準
研究者は、適格基準と呼ばれる特定の説明に適合する人を探します。これらの基準のいくつかの例は、人の一般的な健康状態または以前の治療です。
適格基準
就学可能な年齢
18年～95年 (大人、高齢者)
健康ボランティアの受け入れ
はい
受講資格のある性別
全て
サンプリング方法
確率サンプル
調査対象母集団
The investigators will enroll 24 subjects diagnosed with Essential Tremor (ET) and 24 subjects with no diagnosed of ET.
説明
Inclusion Criteria:
- Age range 18 to 95 years,
- Clinical diagnosis of essential tremor for at least a year,
- A +2 or worse action or kinetic tremor of one or both upper limbs involving at least the forearm and/or hand
Exclusion Criteria:
- Dermatologic lesions in upper limbs (e.g. skin cancer, eczema, fresh or healing wounds, abrasions, acne, pustules, abscesses, or skin rash),
- Sensory loss in the upper limbs,
- Known history of sensitivity to cold (i.e., cold urticaria),
- Known peripheral vascular disease,
- Raynaud's phenomenon,
- Scleroderma
Healthy normal controls will be enrolled through advertisements. All controls will be examined to ensure that they are neurologically healthy.
The exclusion criteria for controls will remain same as those for patient subjects.
研究計画
このセクションでは、研究がどのように設計され、研究が何を測定しているかなど、研究計画の詳細を提供します。
研究はどのように設計されていますか？
デザインの詳細
コホートと介入
グループ/コホート |
介入・治療 |
|---|---|
|
Limb Cooling Assessment of ET Control
Healthy, volunteers with no known dermatological lesions, sensitivity to cold, or peripheral vascular disease.
|
The non-pharmacological treatment assessments of limb cooling will take place for the subjects which will include the upper limbs.
Both clinical and physiological recordings will be measured for a difference in tremors at three different temperatures.
1)baseline assessment maintaining a normal body temperature (96-98°F).
2) at a temperature of 59°F and 3) at a temperature of 80°F for a period of 10 minutes.
The clinical assessments will include the Tremor Rating Scale (TRS), Handwriting Assessment Battery (HAB) and the Functional Dexterity Test (FDT).
In addition, the Bagnoli and Trigno EMG systems to record surface EMG signals from muscles and accelerometer readings.
|
|
Limb Cooling Assessment of ET Experimental
Patients with known essential tremor for at least a year, and +2 or worse action or kinetic tremor of one or both upper limbs involving at least the forearm and/or hand.
|
The non-pharmacological treatment assessments of limb cooling will take place for the subjects which will include the upper limbs.
Both clinical and physiological recordings will be measured for a difference in tremors at three different temperatures.
1)baseline assessment maintaining a normal body temperature (96-98°F).
2) at a temperature of 59°F and 3) at a temperature of 80°F for a period of 10 minutes.
The clinical assessments will include the Tremor Rating Scale (TRS), Handwriting Assessment Battery (HAB) and the Functional Dexterity Test (FDT).
In addition, the Bagnoli and Trigno EMG systems to record surface EMG signals from muscles and accelerometer readings.
|
この研究は何を測定していますか？
主要な結果の測定
結果測定 |
メジャーの説明 |
時間枠 |
|---|---|---|
|
Hand writing assessment battery on limb cooling at 60 minutes post-cooling
時間枠：60 minutes post-cooling.
|
Handwriting assessment battery includes pen control and manipulation subtests showed high to perfect agreement (line drawing subtest, κ = 1.0; dot subtest, κ = 0.80).
The speed subtest showed perfect agreement (ICC = 1.0).
Writing legibility showed high agreement for all five subtests (ICC = 0.71-0.83).
|
60 minutes post-cooling.
|
|
Tremor rating scale on limb cooling at 40 minutes post-cooling
時間枠：40 minutes post-cooling.
|
Tremor Rating Scale (TRS), consists of 11 items that evaluate tremor in the head, arms, and legs.
The rater assigns a score of 0 to 4 for each item, in ascending order of severity.
|
40 minutes post-cooling.
|
|
Functional dexterity test on limb cooling at 60 minutes post-cooling
時間枠：60 minutes post-cooling.
|
Functional Dexterity Test (FDT) two scores are obtained: (1) time, in seconds, to complete the test and (2) combined total time with penalty seconds added to the initial time.
If the patient exceeds 55 seconds, he or she receives a non-functional rating.
|
60 minutes post-cooling.
|
|
Hand writing assessment battery on limb cooling at 15 minutes post-cooling
時間枠：15 minutes post-cooling.
|
Handwriting assessment battery includes pen control and manipulation subtests showed high to perfect agreement (line drawing subtest, κ = 1.0; dot subtest, κ = 0.80).
The speed subtest showed perfect agreement (ICC = 1.0).
Writing legibility showed high agreement for all five subtests (ICC = 0.71-0.83).
|
15 minutes post-cooling.
|
|
Hand writing assessment battery on limb cooling at 40 minutes post-cooling
時間枠：40 minutes post-cooling.
|
Handwriting assessment battery includes pen control and manipulation subtests showed high to perfect agreement (line drawing subtest, κ = 1.0; dot subtest, κ = 0.80).
The speed subtest showed perfect agreement (ICC = 1.0).
Writing legibility showed high agreement for all five subtests (ICC = 0.71-0.83).
|
40 minutes post-cooling.
|
|
Tremor rating scale on limb cooling at 15 minutes post-cooling
時間枠：15 minutes post-cooling.
|
Tremor Rating Scale (TRS), consists of 11 items that evaluate tremor in the head, arms, and legs.
The rater assigns a score of 0 to 4 for each item, in ascending order of severity.
|
15 minutes post-cooling.
|
|
Functional dexterity test on limb cooling at 15 minutes post-cooling
時間枠：15 minutes post-cooling.
|
Functional Dexterity Test (FDT) two scores are obtained: (1) time, in seconds, to complete the test and (2) combined total time with penalty seconds added to the initial time.
If the patient exceeds 55 seconds, he or she receives a non-functional rating.
|
15 minutes post-cooling.
|
|
Functional dexterity test on limb cooling at 40 minutes post-cooling
時間枠：40 minutes post-cooling.
|
Functional Dexterity Test (FDT) two scores are obtained: (1) time, in seconds, to complete the test and (2) combined total time with penalty seconds added to the initial time.
If the patient exceeds 55 seconds, he or she receives a non-functional rating.
|
40 minutes post-cooling.
|
|
Tremor rating scale on limb cooling at 60 minutes post-cooling
時間枠：60 minutes post-cooling.
|
Tremor Rating Scale (TRS), consists of 11 items that evaluate tremor in the head, arms, and legs.
The rater assigns a score of 0 to 4 for each item, in ascending order of severity.
|
60 minutes post-cooling.
|
二次結果の測定
結果測定 |
メジャーの説明 |
時間枠 |
|---|---|---|
|
Effect of limb cooling on the physiological characteristics of essential tremors.
時間枠：60 minutes post-cooling.
|
To determine the physiological change in response to limb cooling, secondary outcome measures will include surface electromyography (EMG) with accelerometry.
|
60 minutes post-cooling.
|
|
Effect of limb cooling on the physiological characteristics of essential tremors.
時間枠：40 minutes post-cooling.
|
To determine the physiological change in response to limb cooling, secondary outcome measures will include surface electromyography (EMG) with accelerometry.
|
40 minutes post-cooling.
|
|
Effect of limb cooling on the physiological characteristics of essential tremors.
時間枠：15 minutes post-cooling.
|
To determine the physiological change in response to limb cooling, secondary outcome measures will include surface electromyography (EMG) with accelerometry.
|
15 minutes post-cooling.
|
協力者と研究者
ここでは、この調査に関係する人々や組織を見つけることができます。
スポンサー
捜査官
- 主任研究者：Aparna W Shukla, M.D、University of Florida
出版物と役立つリンク
研究に関する情報を入力する責任者は、自発的にこれらの出版物を提供します。これらは、研究に関連するあらゆるものに関するものである可能性があります。
便利なリンク
研究記録日
これらの日付は、ClinicalTrials.gov への研究記録と要約結果の提出の進捗状況を追跡します。研究記録と報告された結果は、国立医学図書館 (NLM) によって審査され、公開 Web サイトに掲載される前に、特定の品質管理基準を満たしていることが確認されます。
主要日程の研究
研究開始
2014年10月1日
一次修了 (実際)
2016年8月1日
研究の完了 (実際)
2019年1月14日
試験登録日
最初に提出
2014年2月14日
QC基準を満たした最初の提出物
2014年2月18日
最初の投稿 (見積もり)
2014年2月20日
学習記録の更新
投稿された最後の更新 (実際)
2019年1月18日
QC基準を満たした最後の更新が送信されました
2019年1月16日
最終確認日
2019年1月1日
詳しくは
この情報は、Web サイト clinicaltrials.gov から変更なしで直接取得したものです。研究の詳細を変更、削除、または更新するリクエストがある場合は、register@clinicaltrials.gov。 までご連絡ください。 clinicaltrials.gov に変更が加えられるとすぐに、ウェブサイトでも自動的に更新されます。