Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT02628314 · ClinicalTrials.gov registry record

Reliability of Pupil Response to Acute Pain

A clinical trial of Pain and Osteoarthritis, sponsored by Wake Forest University Health Sciences.

Recruiting
Registry status
80
Enrollment target
1
Study location

NCT02628314: Recruiting study of Pain and Osteoarthritis, sponsored by Wake Forest University Health Sciences.

NCT02628314 is a study of Pain and Osteoarthritis that is actively recruiting participants, run by Wake Forest University Health Sciences. The registered enrollment target is 80 participants, below the 304-participant average among 374 other Pain trials with a reported enrollment target (74% lower). The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT02628314, a study of Pain and Osteoarthritis, is actively recruiting participants, sponsored by Wake Forest University Health Sciences.

RECRUITING
Registry status
80 participants
Enrollment target
1
Study location

Study Summary

The purpose of this research study is to test whether researchers can reliably measure the response pupils have when an acute painful stimulus is experienced. Changes in the size of the pupil of the eye can be an indicator of brain activity in a region of the brain that is important for feeling pain.

Primary Outcome

pupil diameter in response to 5 second presentation of noxious heat stimuli

Conditions Studied

Study Locations (1)

North Carolina

  • Wake Forest Baptist Medical Center - Winston-Salem

Trial Details

FieldValue
Enrollment Target 80 participants
Start Date 2015-08-04
Est. Completion 2026-12
Wake Forest University Health Sciences

1,140 total trials

What NCT02628314 shows while recruiting

NCT02628314 is an observational study that tracks outcomes without assigning an intervention. The registry caps enrollment at 80 participants, a relatively small participant target, below the 304-participant average among 374 other Pain trials with a reported enrollment target (74% lower).

The record links to 2 conditions, with Pain appearing as the primary indexed condition, and to 0 interventions.

NCT02628314 reports a single indexed study location in North Carolina.

Frequently Asked Questions

What is clinical trial NCT02628314 about?

NCT02628314 is a clinical study titled "Reliability of Pupil Response to Acute Pain". The purpose of this research study is to test whether researchers can reliably measure the response pupils have when an acute painful stimulus is experienced. Changes in the size of the pupil of the eye can be an indicator of brain activity in a region of the brain that is important for feeling pain...

What is the current status of trial NCT02628314?

This trial is currently recruiting. The enrollment target is 80 participants. The study started on 2015-08-04. Estimated completion is 2026-12.

What conditions does trial NCT02628314 study?

This clinical trial studies the following conditions: Pain, Osteoarthritis.

Who is sponsoring clinical trial NCT02628314?

This trial is sponsored by Wake Forest University Health Sciences, which has 1,140 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT02628314 being conducted?

This trial has 1 study location across North Carolina. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Similar trials for Pain

Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.

Where NCT02628314's enrollment target sits among peer trials

80 193rd of 374 higher than 171 of 374 other Pain trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Pain trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

Nationwide trials with similar profiles

Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.

Similar enrollment target

  • NCT01243931 · 80 participants · NA

    Optical Coherence Tomography Guided Transepithelial Phototherapeutic Keratectomy

  • NCT01659203 · 80 participants · Phase 1

    Proton or Photon RT for Retroperitoneal Sarcomas

  • NCT01803451 · 80 participants · Early Phase 1

    Glucagon-like Peptide 1, Glucose Metabolism and Gastric Bypass

  • NCT01964859 · 80 participants · Phase 2

    Feasibility Study for Fibroblast Autologous Skin Grafts

Similar registry start date

  • NCT05962346 · started 2026-12 · NA

    Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia

  • NCT07125183 · started 2026-12 · Phase 2

    Study on Efficacy and Tolerability of Weekly Doxorubicin in Elderly Patients With Advanced or Metastatic Leiomyosarcoma

  • NCT07292298 · started 2026-11 · Phase 2

    Phase 2 Single-Arm Rectal Cancer Brachytherapy for Patients With Low-Lying Residual Adenocarcinoma After Total Neoadjuvant Therapy to Improve Organ Preservation Rates

  • NCT04263285 · started 2026-10 · NA

    Treatment of Depression Post-SCI

Source: ClinicalTrials.gov NCT02628314, the US trial registry maintained by the National Library of Medicine. NCT02628314 (small enrollment · single site footprint · recruiting) retrieved and formatted by PlainTrial, see methodology.