A System of Safety (SOS) (SOS)

March 7, 2024 updated by: Edwin Boudreaux, University of Massachusetts, Worcester

A System of Safety: Preventing Suicided Through Healthcare System Transformation

SOS will identify evidence based best practices consistent with Zero Suicide's six specific recommended clinical actions (A.2.) and use them to develop standardized clinical protocols for each care setting, clinical unit, population serviced, and clinical discipline. Using Lean CQI, the investigators will tailor, implement, and improve adherence to these protocols. To support feasibility, SOS will use a phased roll out and a hub-and-spoke design. The intervention targets will be suicide-related clinician behaviors. The investigators will aspire to adopt best practices and measure all six recommended performance elements; however, for feasibility, the research evaluation will focus on suicide risk screening, safety planning, means restriction counseling, and post-acute care follow-up calls. The primary patient outcomes will be suicide risk identification, suicide, suicide attempts, and suicide-related emergencies requiring acute care. The investigators will examine potential mechanisms of action and moderators, and conduct a cost effectiveness analysis of SOS versus usual care. The investigators will employ a stepped wedge design and follow individuals for 6 to 54 months. Outcomes, clinician behaviors, and other variables will be gathered through: (1) EHR data extraction, (2) claims data from UMMHC and the MA All Payer Claims Database, (3) random medical chart abstractions, (4) MA state vital statistics and National Death Index (NDI), (5) clinician surveys, (6) Lean evaluations and process observations, and (7) patient fidelity interviews. Data will be analyzed using generalized linear mixed models.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Detailed Description

The System of Safety (SOS) project will catalyze and expand the investigators existing efforts to transform suicide risk detection and suicide prevention across the UMass Memorial HealthCare system (UMMHC), the largest healthcare system in central Massachusetts representing a catchment area of 1.06 million people. This effort will span emergency department, inpatient, and primary care settings; engage medical and behavioral health clinicians; target adults and children; and support integration and collaboration across the entire system to provide a 360-degree safety net for patients at risk for suicide. Building on our previous and ongoing work, Zero Suicide's Seven Essential Elements of Care (Essential Elements) will be the foundation for an innovative continuous performance improvement (CQI) hub-and-spoke model whereby a central System Hub will work with Local Hubs and Spokes representing each setting and clinical unit. SOS will evolve over three phases. Phase 1 (months 1 - 12) will start with the emergency departments across the four UMMHC hospitals; Phase 2 (months 13 - 30) will extend the efforts to the inpatient medical and psychiatric units; and, Phase 3 (months 31 - 48) will expand to primary care settings. Overall, 39 clinical units will be engaged.

Consistent with central CQI tenets and the Zero Suicide model, the investigators will create protocols using best-practice approaches to identifying, assessing, managing, and intervening with suicidal patients while tailoring the approach to the particular clinical unit's unique needs and population. Units will learn from one another through regular collaborative work sessions, retreats, and cross departmental sentinel case reviews of suicides and suicide attempts. Fidelity to key components of the protocols will be measured.

The investigators will use a stepped wedge design with cluster randomization of clinical units, stratified by setting. Within each setting (Phase), the study population will consist of all patients seen in any of the clinical units during the pre-specified observation period before (Control) or after (Intervention) the unit's implementation start date. The investigators will follow these estimated 310,000 patients from their 1st encounter with a clinical unit through 6 months after Phase 3 ends (month 54). The investigators Aims assess the effect of SOS on its intervention targets (clinician behaviors) and on patient outcomes, using a system-level analytic strategy. The Specific Aims are:

Aim 1: Examine the impact of the SOS intervention on clinician-administered, standardized suicide risk screening and suicide risk identification across settings and clinical units.

H1: Likelihood of clinician-administered standardized suicide risk screening (an intervention target) at the time when a patient enters the study will increase monotonically with time since study initiation.

H2: Likelihood of suicide risk identification (patient outcome) at the time when a patient enters the study will increase monotonically with time since study initiation.

H3: The increasing likelihoods of screening and identification are attributable to SOS implementation.

Aim 2: Examine the impact of SOS on suicide related outcomes across settings and clinical units.

H4: As SOS is implemented across more settings and clinical units, the likelihood of receiving a best practice suicide prevention intervention by a clinician (intervention target) will increase among newly identified at-risk patients. This includes, but is not limited to, collaborative safety planning, means restriction counseling, and a post-acute care follow-up telephone call within 24 hours of discharge.

H5: SOS implementation will decrease the likelihood of suicide, suicide attempt, or suicide-related emergency requiring acute medical attention (patient outcomes) among newly identified at-risk patients.

H6: "Dose" of exposure to SOS will mediate the effect of SOS noted in H5.

Exploratory Aims: The investigators will also evaluate SOS from different perspectives by:

A: Exploring potential moderating and mediating factors, and potential mechanisms of action, such as:

EH1: Supportive organizational characteristics (e.g., embedded behavioral services on site, providing regular clinician-level performance feedback) will promote higher adherence to SOS implementation.

B: Exploring the population level effect of SOS on a subgroup of UMMHC patients that constitutes an Accountable Care Organization (ACO). For example, the investigators hypothesize that:

EH2: Suicide-related outcomes measured at the entire ACO population level (not just those encountering a clinical unit during the study period) will decrease monotonically during the study period (3-month increments).

C: Exploring the cost-effectiveness of the SOS intervention compared to usual care. The investigators hypothesize that EH3: The cost of SOS will be < $50,000/ quality-adjusted life year saved, a commonly used threshold.

Study Type

Interventional

Enrollment (Actual)

493756

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • Massachusetts
      • Worcester, Massachusetts, United States, 01655
        • UMass Memorial Health Care

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

12 years and older (Child, Adult, Older Adult)

Accepts Healthy Volunteers

No

Description

Inclusion Criteria:

  • • Patients >12 years old

Exclusion Criteria:

  • • Patients <12 years old

    • Adults unable to consent
    • Prisoners

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Prevention
  • Allocation: Non-Randomized
  • Interventional Model: Sequential Assignment
  • Masking: Single

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
No Intervention: No Intervention
Baseline Retrospective Chart Reviews that are conducted on subjects for the one year period prior to the implementation of the study will serve as the control.
Other: Intervention

The intervention targets will be the following suicide-related clinician behaviors.

  • suicide risk screening
  • safety planning
  • means restriction counseling
  • Post-acute care follow-up calls A Lean Implementation Strategy: The Implementation of the intervention targets guided by Lean; is expected to increase suicide-related clinician behaviors
Suicide risk screening will be implemented as the standard of care for all patients who present for treatment.
Suicide screen-positive patients who are to be discharged from the hospital will receive personalized safety planning by a mental health clinician or nurse that includes means restriction counseling as a step in the safety plan.
Include post-acute telephone phone call follow-up to foster engagement with outpatient care and problem solving within 24 hours of discharge
The Interventions will be implemented using Lean performance improvement strategies

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Standardized suicide risk screening
Time Frame: 6 months after the Index ED Visit
A completed suicide screen will be defined as any chart documentation of the presence OR absence of suicidal ideation AND presence or absence of a past suicide attempt (0=None documented, 1=Partial (+/- ideation OR attempt noted), 2=Complete (+/- ideation AND attempt noted).
6 months after the Index ED Visit
Safety planning
Time Frame: 6 months after the Index ED Visit
A safety plan will be defined as a written document collaboratively developed with the patient identifying steps to take when feeling suicidal. We will code it as 0=None, no documentation of a safety plan, 1=Partial (e.g., some steps but not all completed), or 2=Complete (all six steps completed).
6 months after the Index ED Visit
Means restriction counseling
Time Frame: 6 months after the Index ED Visit
a step in the Safety Plan Intervention includes means restriction counseling. We will code it as 0=None, no documentation of means restriction counseling, 1=Complete, documentation of means restriction counseling.
6 months after the Index ED Visit
Care transition facilitation
Time Frame: 6 months after the Index ED Visit
Include post-acute telephone phone call follow-up to foster engagement with outpatient care and problem solving within 24 hours of discharge (0 = Not completed, 1 = Completed).
6 months after the Index ED Visit
Suicide risk identification
Time Frame: 6 months after the Index ED Visit
A positive screen (i.e., identification) will be defined as patient endorsement of active ideation OR report of a lifetime suicide attempt. We will also examine ICD-10 codes assigned to each visit within claims data.
6 months after the Index ED Visit
Suicide outcomes
Time Frame: 6 months after the Index ED Visit
Suicide will be ascertained through MA vital statistics review with the DPH Suicide Prevention Program. We will match definite and suspected suicides against the study population. Suicide attempt will be defined as an ED visit or a hospitalization with: an ICD-10 code (i.e., intentional self-injury) OR Positive suicide attempt on an encounter day per the EHR templated screener. Suicide-related acute healthcare encounter will be defined as a suicide attempt (same criteria as above) OR a ICD-10 code (i.e., suicidal ideation) OR positive screen for suicidal ideation per the EHR templated screener
6 months after the Index ED Visit

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Collaborators

Investigators

  • Principal Investigator: Edwin D Boudreaux, PhD, University of Massachusetts, Worcester
  • Principal Investigator: Catarina Kiefe, MD, PhD, University of Massachusetts, Worcester

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

October 1, 2016

Primary Completion (Actual)

December 31, 2023

Study Completion (Actual)

December 31, 2023

Study Registration Dates

First Submitted

April 3, 2017

First Submitted That Met QC Criteria

April 3, 2017

First Posted (Actual)

April 7, 2017

Study Record Updates

Last Update Posted (Actual)

March 12, 2024

Last Update Submitted That Met QC Criteria

March 7, 2024

Last Verified

March 1, 2024

More Information

Terms related to this study

Additional Relevant MeSH Terms

Other Study ID Numbers

  • H00011407
  • 1R01MH112138-01 (U.S. NIH Grant/Contract)

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

YES

IPD Plan Description

A de-identified database from this study, along with associated database documentation (see below), will be made available online three years after the dataset is closed, without cost to researchers and analysts. NIMH will host the dataset on the NIMH Limited Access Dataset website; access and use will be governed by its policies, which can be found at: http://www.nimh.nih.gov/health/trials/datasets/nimh-policy-for-distribution-of-data.shtml.

IPD Sharing Time Frame

Data will be become available in years, length to be determined.

IPD Sharing Access Criteria

See plan description

IPD Sharing Supporting Information Type

  • STUDY_PROTOCOL
  • SAP
  • ICF

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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