NCT05045742

Brief Summary

This is a retrospective observational study drawing on data from the Brigham and Women's Home Hospital database. Sociodemographic and clinic data from a training cohort were used to train a machine learning algorithm to predict patient deterioration throughout a patient's admission. This algorithm was then validated in a validation cohort.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
526

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Mar 2021

Longer than P75 for all trials

Geographic Reach
1 country

2 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

March 20, 2021

Completed
25 days until next milestone

First Submitted

Initial submission to the registry

April 14, 2021

Completed
5 months until next milestone

First Posted

Study publicly available on registry

September 16, 2021

Completed
3.5 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

March 20, 2025

Completed
11 months until next milestone

Study Completion

Last participant's last visit for all outcomes

February 16, 2026

Completed
Last Updated

March 17, 2026

Status Verified

March 1, 2026

Enrollment Period

4 years

First QC Date

April 14, 2021

Last Update Submit

March 16, 2026

Conditions

Outcome Measures

Primary Outcomes (1)

  • Alarm burden

    The number of alarms fired per patient per hour

    From admission to discharge, measured in hours, on average 5 days

Secondary Outcomes (5)

  • Sensitivity for recognition of a safety composite

    From admission to discharge, on average 5 days

  • Specificity for recognition of a safety composite

    From admission to discharge, on average 5 days

  • Positive predictive value for recognition of a safety composite

    From admission to discharge, on average 5 days

  • Negative predictive value for recognition of a safety composite

    From admission to discharge, on average 5 days

  • Rate of alarms with clinical utility

    From admission to discharge, on average 5 days

Study Arms (2)

Training

A subset of patients that are used to train the machine learning algorithm.

Other: Traditional vital sign alarms versus the BioVitals Index vs the National Early Warning Score 2

Validation

A subset of patients that are "held back" and used to validate the algorithm's accuracy.

Other: Traditional vital sign alarms versus the BioVitals Index vs the National Early Warning Score 2

Interventions

We will retrospectively compare the alarms produced from traditional vital sign alarms (thresholds set by clinicians) versus the BioVitals Index vs the National Early Warning Score 2

TrainingValidation

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

Subjects admitted at Brigham and Women's Hospital and Brigham and Women's Faulkner Hospital who meet primary diagnosis, age, and geographic residence requirements and are enrolled in home hospital.

You may qualify if:

  • Cared for in the Brigham and Women's Home Hospital study

You may not qualify if:

  • Incomplete continuous monitoring data

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (2)

Brigham and Women's Hospital

Boston, Massachusetts, 02115, United States

Location

Brigham and Women's Faulkner Hospital

Boston, Massachusetts, 02130, United States

Location

MeSH Terms

Conditions

InfectionsHeart FailurePulmonary Disease, Chronic ObstructiveAsthmaRenal Insufficiency, ChronicHypertensive Crisis

Condition Hierarchy (Ancestors)

Heart DiseasesCardiovascular DiseasesLung Diseases, ObstructiveLung DiseasesRespiratory Tract DiseasesChronic DiseaseDisease AttributesPathologic ProcessesPathological Conditions, Signs and SymptomsBronchial DiseasesRespiratory HypersensitivityHypersensitivity, ImmediateHypersensitivityImmune System DiseasesRenal InsufficiencyKidney DiseasesUrologic DiseasesFemale Urogenital DiseasesFemale Urogenital Diseases and Pregnancy ComplicationsUrogenital DiseasesMale Urogenital DiseasesHypertensionVascular Diseases

Study Officials

  • David Levine, MD MPH MA

    Associate Physician

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
RETROSPECTIVE
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Attending Physician

Study Record Dates

First Submitted

April 14, 2021

First Posted

September 16, 2021

Study Start

March 20, 2021

Primary Completion

March 20, 2025

Study Completion

February 16, 2026

Last Updated

March 17, 2026

Record last verified: 2026-03

Data Sharing

IPD Sharing
Will not share

Locations