Clinical Decision Support to Identify Pediatric Patients With Undiagnosed Genetic Disease

NCT06744543 — Not applicable, Active not recruiting, 1000 participants, Vanderbilt University Medical Center

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Randomized Controlled Trial to Assess EHR Prediction Model to Identify Pediatric Patients With Undiagnosed Genetic Disease"

RegistryNCT06744543, acronym SIGHT
StatusActive not recruiting
PhaseNot applicable
Study typeInterventional; randomized, parallel, masking: none, screening
Enrollment1000 (Estimated)
SponsorVanderbilt University Medical Center (Other)
ConditionsGenetic Disease, Pediatrics, Predictive Model, Clinical Decision Support
InterventionsSIGHT Prompted Provider Message (Device)
Datesstart 2025-03-12, primary completion 2027-01-01 (estimated), completion 2027-02-01 (estimated), first posted 2024-12-20, last updated 2026-09-30
Locations1 site in United States

Related Papers Related Patents Related Grants Related Experts
All trials for Genetic Disease All trials for Pediatrics All trials of SIGHT Prompted Provider Message

-Summary

This study will evaluate the effectiveness of SIGHT as a clinical support system to prompt provider/patient discussion and shared decision making regarding the need for genetic testing in the form of a chromosomal microarray. Identifying patients at high predicted probability of needing a test in clinical settings will be examined to determine if it decreases the duration of time to testing and increases diagnostic yield. SIGHT requires only data already collected in routine clinical encounters and is calculated prior to a clinical visit at VUMC.

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+Arms and interventions

ArmTypeInterventionsDescription
InterventionExperimentalDevice: SIGHT Prompted Provider MessageSIGHT predictions will be generated prior to a scheduled encounter in one of the participating study clinics. Patients with a SIGHT probability above a predefined risk level (0.30 predicted risk based on validation and prior chart review by a genetic counselor, Morley et al, 2021 below) will prompt randomization to the standard care or SIGHT-guided intervention arm. For patients randomized to the SIGHT-guided intervention arm, the clinician responsible for care in that encounter (determined in the usual course of care) will receive a message for that patient and details as to the contributing clinical features that led to the high probability. The message will include a recommendation, but providers will have full discretion to offer genetic testing or refer to genetics providers. The management of screening will follow standard of care at VUMC.
ComparatorNo interventionAll remaining patients will be the comparator arm which will be standard of care as to avoid ethical situations of withholding potentially important care.
  • SIGHT Prompted Provider Message (Device): Among patients surpassing a 0.30 probability threshold that have a scheduled visit to pediatric primary care at VUMC, 500 will be randomized to the intervention and a SIGHT-prompted provider message will be generated.

+Outcome measures

Primary outcomes

  • Number of Diagnoses in the intervention arm compared to the control arm [2 years]: Number of patients diagnosed via a Chromosomal Microarray.

Secondary outcomes

  • Time to test [2 years]: Duration of time to genetic testing. Time to event, measured from the initial patient visit to the time genetic testing is conducted.
  • Abnormal CMA [2 years]: Number of patients flagged by SIGHT who's CMA result returned abnormal but in the absence of diagnostic findings.
  • Rate of genetic testing [2 years]: Rates of genetic testing ordered by providers after a pediatric visit.
  • Diagnosis via any test (molecular confirmation) [2 years]: Number of patients flagged by SIGHT who receive a diagnosis via any molecular test.

+Eligibility

Sex: All, ages: 1 Year to 20 Years

Inclusion Criteria:

* All patients > 1 year old, < 20 years of age with a scheduled visit to the VUMC pediatric primary care.

Exclusion Criteria:

* Patients who have been programmatically excluded due to having already received a chromosomal microarray at VUMC and patients > 20 years of age or < 1 year of age.

+Locations (1)

FacilityCityCountryStatus
Vanderbilt University MedicalNashville, TennesseeUnited States

+Publications

  • Morley TJ, Han L, Castro VM, Morra J, Perlis RH, Cox NJ, Bastarache L, Ruderfer DM. Phenotypic signatures in clinical data enable systematic identification of patients for genetic testing. Nat Med. 2021 Jun;27(6):1097-1104. doi: 10.1038/s41591-021-01356-z. Epub 2021 Jun 3. PMID 34083811

+Study documents

+Investigators