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Internet Program for Workers With Subthreshold Depression (WorkDep)

2015年1月9日 更新者:Oregon Center for Applied Science, Inc.

Multimedia Internet-Based Program for Workers With Subthreshold Depression

Depression is one of the most prevalent mental disorders to afflict adults. It seriously impacts role functioning and often takes a recurrent or chronic course. Because most adults who suffer from depression never receive treatment, there is a critical need to develop interventions that can be easily implemented and widely disseminated. Interventions that reduce the performance-impairing symptoms of subclinical depression and prevent the onset of major depression can improve employee well-being, while reducing healthcare costs and improving productivity. This project produced a mobile-web program to activate cognitive behavioral skills in workers with subthreshold depression, reduce depression symptoms, improve functioning in the workplace, and potentially reduce the risk for escalation to full-syndrome depression.

調査の概要

状態

完了

条件

詳細な説明

The responsive mobile-web MoodHacker app was designed to: (a) educate users about depression; (b) educate users about the logistics and benefits of mood and activity monitoring; (c) promote daily mood and activity monitoring; (d) help users increase their positive activity engagement; (e) help users decrease negative thinking and increase positive thinking; and (f) promote daily practice of the skills taught.

Program content was adapted from the Coping with Depression group therapy course [18], enhanced with mindfulness-based [22] and other evidence-based positive psychology strategies [23-25]. Content for the application was refined based on input from experts in the field who had extensive experience working with adult employees at risk for depression. Additional program modifications were made based on data from individual interviews and iterative user testing with the population of interest during the formative and production phases of the project.

The MoodHacker user experience is structured around twelve learning objectives delivered through daily emails, in-app messaging, and in the "Articles & Videos" library. Daily emails (Figure 1) are sent to engage users in program content, provide sequenced guidance through the learning objectives in the articles and whiteboard-style videos, give tips for getting the most out of MoodHacker, and prompt the user to track their mood and activities daily. Users are encouraged to view the articles and videos as ordered, but viewing is not restricted, and users can view content according to their interest. The emails, articles and videos promote practice of the featured cognitive and behavioral skills outside the app experience.

研究の種類

介入

入学 (実際)

300

段階

  • 適用できない

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~85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

説明

Inclusion Criteria:

  • 18 years or older
  • mild-to-moderate depressive symptoms as measured by the PHQ-9 (score of 10-19)
  • not currently suicidal or meeting criteria for bipolar or schizo-affective disorder
  • employed at least part-time
  • English speaking
  • access to a high-speed internet connection

Exclusion Criteria:

  • younger than 18 years old
  • severe depressive symptoms as measured by the PHQ-9 (score of 20+)
  • currently suicidal or meeting criteria for bipolar or schizo-affective disorder
  • employed less than part-time or unemployed
  • not English speaking
  • no access to a high-speed internet connection

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

  • 割り当て:ランダム化
  • 介入モデル:並列代入
  • 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:MoodHacker
Participants in the treatment condition were emailed a link to the MoodHacker mobile-web app and instructed to use the program for the next six weeks. Participants were asked to complete 2 follow-up assessments, 6 weeks and 10 weeks after baseline.
Mobile-web app to educate users about depression and promote daily mood and positive activity monitoring.
他の名前:
  • Internet program for workers with subthreshold depression
アクティブコンパレータ:Alternative Care
Alternative care participants were emailed and encouraged to browse links to vetted online information about depression. Participants were asked to complete 2 follow-up assessments, 6 weeks and 10 weeks after baseline and were given access to the MoodHacker program after the 10-week assessment
Online information about depression from government and other trusted sources to educate users about depression.

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
Depression symptoms as assessed by the Patient Health Questionnaire-9 (PHQ-9)
時間枠:10 week follow-up
Depressive symptomatology was assessed at each assessment point using the self-reported Patient Health Questionnaire-9 scale to assess the nine DSM-IV major depression symptoms. The PHQ-9 is a self-report version of the Primary Care Evaluation of Mental Disorders (PRIME-MD) and has been shown to be a reliable and valid brief depression assessment tool.
10 week follow-up

二次結果の測定

結果測定
メジャーの説明
時間枠
Activation of positive self-care and life-choice behaviors
時間枠:6-week posttest and 10-week follow-up
How actively individuals are taking care of themselves, including making positive life choices, was expected to increase as a result of the intervention. Behavioral activation was measured using the Behavioral Activation for Depression Scale Short Form (BADS). This scale consists of 9 items.
6-week posttest and 10-week follow-up
Change in negative thinking
時間枠:6-week posttest and 10-week follow-up
Change in negative thinking was assessed using the Automatic Thoughts Questionnaire - Revised scale Short Form (ATQ-R-SF). A 12-item adaptation of the ATQ-R instrument asked respondents to rate how many times over the past week they have had thoughts that are consistent with 12 negative self-statements.
6-week posttest and 10-week follow-up
Knowledge about depression
時間枠:6-week posttest and 10-week follow-up
Treatment participants were assessed for an increase in knowledge about depression. The scale consisted of 14 multiple-choice items based on the 12 learning objectives addressed in the MoodHacker articles and videos.
6-week posttest and 10-week follow-up
Worker productivity as assessed by the Work Limitations Questionnaire
時間枠:6-week posttest and 10-week follow-up
Worker productivity was assessed using the Work Limitations Questionnaire (WLQ). The WLQ Short Form consists of 10 items divided into four subscales measuring the degree to which a person was limited in their job's (1) time demands; (2) physical demands; (3) mental demands; and (4) output demands.
6-week posttest and 10-week follow-up
Worksite outcomes as assessed by the Workplace Outcomes Suite
時間枠:6-week posttest and 10-week follow-up
Worksite outcomes were also assessed using the Workplace Outcomes Suite (WOS). The WOS is designed as an open-access instrument to facilitate empirical research on Employee Assistance Program (EAP) interventions. The suite contains five 5-item scales that assess: absenteeism, presenteeism, work engagement, life satisfaction, and workplace distress.
6-week posttest and 10-week follow-up
User satisfaction as assessed by the System Usability Scale
時間枠:6 week posttest
Treatment participants completed the System Usability Scale, which is a quantitative measure of program ease of use. The scale includes 10 items. Users were asked to what degree they agreed or disagreed with program use and satisfaction statements on a 6-point scale (1=strongly disagree; 6=strongly agree).
6 week posttest

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。

捜査官

  • 主任研究者:Amy J Birney, MPH, MCHES、Oregon Center for Applied Science

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。

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

2012年8月1日

一次修了 (実際)

2013年6月1日

研究の完了 (実際)

2013年6月1日

試験登録日

最初に提出

2015年1月7日

QC基準を満たした最初の提出物

2015年1月8日

最初の投稿 (見積もり)

2015年1月9日

学習記録の更新

投稿された最後の更新 (見積もり)

2015年1月12日

QC基準を満たした最後の更新が送信されました

2015年1月9日

最終確認日

2015年1月1日

詳しくは

本研究に関する用語

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。

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