Ecological Momentary Determinants of Sedentary Behavior
TranSITion: Ecological Momentary Determinants of Sedentary Behavior
調査の概要
詳細な説明
Phase 1: This is an observational study that will utilized Ecological Momentary Assessment, to determine which personal (e.g. fatigue, mood, and stress level), behavioral (e.g. watching TV, working at desk, and eating meals), environmental (e.g. being at home or work, time of the day, and weather) and contextual factors were associated with sedentary behavior. Three EMAs per day will be sent randomly sent to participants on weekdays (Monday to Friday), for four consecutive weeks (total of 20 days). During these days, participants will also wear an activPAL device to objectively measure sedentary behavior. The purpose of the study is to identify the combination of factors most likely to precede and proceed short (<30 min) and long (≥30 min) bouts of sedentary behavior.
Phase 2: A micro-randomized trial will be used to evaluate the efficacy of an email-based prompt to elicit a proximal effect (e.g., a postural response defined as a transition from seated to standing or seated to moving within 5 minutes to interrupt prolonged sitting) compared to a no prompt condition. A secondary aim of this study is to determine whether prompts that encourage standing are more likely to elicit a response than those that encourage moving. An exploratory aim is to examine whether varying the content of the stand or move prompt to include combinations of short term goals and employer approval, influence the magnitude of response.
研究の種類
入学 (実際)
段階
- 適用できない
連絡先と場所
研究場所
-
-
Arizona
-
Phoenix、Arizona、アメリカ、85004
- Arizona State University
-
-
参加基準
適格基準
就学可能な年齢
健康ボランティアの受け入れ
受講資格のある性別
説明
Inclusion Criteria:
- Full-time employees
- Males or females
- Ages 18-65
- Sedentary working habits (as indicated by >7 hrs/day of sedentary time at work in the Sedentary Behavior Questionnaire)
- Willing to engage in the study assessment and intervention for 10 weeks.
Exclusion Criteria:
- Non-ambulatory, pregnant
- Non-English speaking
- Diagnosis of psychiatric problems or taking psychiatric medications
- Medical history that prohibits prolonged standing.
研究計画
研究はどのように設計されていますか？
デザインの詳細
- 主な目的：防止
- 割り当て：ランダム化
- 介入モデル：階乗代入
- マスキング：なし（オープンラベル）
武器と介入
参加者グループ / アーム |
介入・治療 |
|---|---|
|
実験的：Prompt
An email based prompt was sent- containing either a stand or move message.
Exploratory variations of the prompt were designed to include the addition of a goal e.g., stand for the next 5-minutes, and/or employer support e.g., PTS says "stand for the next 5 minutes".
|
|
|
介入なし：No Prompt
Prompt delivery was sequentially randomized to be sent (ST) or not sent (NST) to all participants (probability of 0.5), at eight decision points per day (between 9am and 5pm), to achieve a total of 3200 randomizations across participants (160 per participant).
Therefore 50% of the time, no prompt was sent.
|
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 |
|---|---|---|
|
Minutes of sitting behavior (minutes/8h workday)
時間枠：40 days
|
Objectively measured minutes of sitting, standardized to an 8h workday.
|
40 days
|
|
Minutes of standing behavior (minutes/8h workday)
時間枠：40 days
|
Objectively measured minutes of standing, standardized to an 8h workday.
|
40 days
|
|
Minutes of light-intensity physical activity (minutes/8h workday)
時間枠：40 days
|
Objectively measured minutes of light-intensity physical activity, standardized to an 8h workday.
|
40 days
|
|
Minutes of moderate-vigorous physical activity (minutes/8h workday)
時間枠：40 days
|
Objectively measured minutes of moderate-vigorous physical activity, standardized to an 8h workday.
|
40 days
|
二次結果の測定
結果測定 |
メジャーの説明 |
時間枠 |
|---|---|---|
|
Momentary affective state (4-item Likert Scales)
時間枠：20 days
|
Affective states will be assessed using an ecological momentary survey based on the Positive and Negative Affect Scale (4-point Likert scale ranging from "not at all" to "extremely") (Range: 1-4) questionnaire.
The ecological momentary assessment questions were designed to assess a range of contextual information (i.e., current office location, posture, social interaction) and physical and emotional feeling states (i.e., calmness, energy, happiness, stress, sadness, pain level, productivity, and willingness to stand/move).
Each of these questions will be evaluated individually andaveraged to evaluate positive (i.e., calmness, energy, happiness) and negative (i.e., sadness and stress) affective states.
An open-source app (Personal Analytic Companion App) will be used to deliver EMA questions randomly throughout a participant's workday.
This will allow us to measure self-reported levels of positive or negative affect.
|
20 days
|
協力者と研究者
研究記録日
主要日程の研究
研究開始 (実際)
一次修了 (実際)
研究の完了 (実際)
試験登録日
最初に提出
QC基準を満たした最初の提出物
最初の投稿 (実際)
学習記録の更新
投稿された最後の更新 (実際)
QC基準を満たした最後の更新が送信されました
最終確認日
詳しくは
本研究に関する用語
その他の研究ID番号
- STUDY00004349
個々の参加者データ (IPD) の計画
個々の参加者データ (IPD) を共有する予定はありますか?
医薬品およびデバイス情報、研究文書
米国FDA規制医薬品の研究
米国FDA規制機器製品の研究
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。