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CompletedNCT07705477Updated Jul 15, 2026

Effects of Implicit Bias in Clinician Decision-making of Tooth Restorability

An interventional study of Black Patient race condition and White Patient race condition in Implicit Bias and Treatment Decisions, sponsored by New York University. Completed at 1 site in United States. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2026-07-15.

Sponsored by New York University · Not applicable, Interventional, and Other

From the registry’s dates

  • Registered 1 year after the study started (first participant enrolled Jun 2025, registered Jul 2026).
Phase
Not applicable
Study type
Interventional
Enrollment
125
Allocation
Randomized
Ages
18 Years and older
Sex
All
01

Study summary

This study aims to determine the association between race and clinical decision-making for dental treatment planning. The investigators conducted cross-sectional survey on participants, who are randomized to one of two patient race conditions.

Read the detailed description

The study is a randomized cross-sectional survey which is marketed as an exploration of tooth restorability. The condition of randomization is patient race. Dentist participants are randomized to a patient (either Black or White race) and provided with a clinical vignette. The participants are asked to review the clinical vignette and provide their treatment recommendation. Then, they answer questions on dentist and patient demographics. Next, they complete two Implicit Association Tests related to race and dentistry. Finally, the participants are given a debrief of the true purpose of the study. The survey is completed in one sitting.

02

Conditions studied

  • Implicit Bias
  • Treatment Decisions

Keywords

  • clinician decision-making
  • endodontics
  • general dentistry
03

In context

Lead sponsor

New York University is the lead sponsor of 120 studies on the registry; 32 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • General dentist
  • Actively in clinical practice in the United States

Exclusion criteria

Exclusion Criteria:

  • Other specialties of dentistry
05

Study design

Phase
Not applicable
Primary purpose
Other
Allocation
Randomized
Intervention model
Parallel assignment
Masking
None (open label)
Enrollment
125 participants (actual)

Study arms

  • Other
    Black Patient race condition

    Other: Black Patient race condition

  • Other
    White Patient race condition

    Other: White Patient race condition

Interventions

  • OtherBlack Patient race condition

    The participants who are randomized to this group will be assigned the Black patient.

  • OtherWhite Patient race condition

    The participants who are randomized to this group will be assigned the White patient.

06

What researchers measure

Primary outcomes

  1. Treatment Decision

    The participants answer a survey question asking if they would recommend a Root Canal Treatment or Tooth Extraction for the patient. The survey does not require a follow-up, so the outcome is measured when the participant completes the survey in one sitting.

    Time frame: Day 1 (Day of survey start and completion)

Secondary outcomes

  1. Implicit Association Test Score

    The Implicit Association Test is a validated socio-cognitive test. The score ranges from -1 to 1. The survey does not require a follow-up, so the outcome is measured when the participant completes the survey in one sitting.

    Time frame: Day 1 (Day of survey start and completion)

07

Study locations

1 site
  • New York University College of Dentistry
    New York, New York 10010, United States
08

References and documents

Publications

  • Patel N, Patel S, Cotti E, Bardini G, Mannocci F. Unconscious Racial Bias May Affect Dentists' Clinical Decisions on Tooth Restorability: A Randomized Clinical Trial. JDR Clin Trans Res. 2019 Jan;4(1):19-28. doi: 10.1177/2380084418812886. Epub 2018 Nov 16. PubMed 30931761 ↗

Individual participant data

Plan to share: No

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jul 15, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT07705477
Lead sponsor
New York University
Responsible party
Sponsor
First posted
Jul 15, 2026
Start date
Jun 12, 2025
Primary completion
Dec 10, 2025
Completion
Dec 10, 2025
Last update
Jul 15, 2026

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Jul 2026. You cannot join it, but the record below documents what was studied.

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