Correlation Intraocular Pressure With Intracranial Pressure (IOPICPTBI)

November 15, 2017 updated by: KARLA ISIS AVILES MARTINEZ, Hospital Civil de Guadalajara

Correlation of Intraocular Pressure With Intracranial Pressure in Childs With Severe Trauma Brain Injury

Severe Trauma Brain Injury (TBIs) is a public health problem and monitoring of Intracranial Pressure (ICP) is a determinant key of it prognosis. Within the noninvasive methods to estimate the ICP, the measurement of intraocular pressure has been proposed because of its biological plausibility (proximity of the eye to the encephalic contend).

Objective. Correlate intraocular pressure with ICP in children with TBIs and obtain their utility values.

Study Overview

Status

Status

Indicates the current recruitment status or the expanded access status.
Unknown

Conditions

Conditions

The disease, disorder, syndrome, illness, or injury that is being studied. On ClinicalTrials.gov, conditions may also include other health-related issues, such as lifespan, quality of life, and health risks.

Intervention / Treatment

Intervention / Treatment

A process or action that is the focus of a clinical study. Interventions include drugs, medical devices, procedures, vaccines, and other products that are either investigational or already available. Interventions can also include noninvasive approaches, such as education or modifying diet and exercise.

Detailed Description

Severe Trauma Brain Injury (TBIs) is a public health problem and monitoring of Intracranial Pressure (ICP) is a determinant key of it prognosis. Within the noninvasive methods to estimate the ICP, the measurement of intraocular pressure has been proposed because of its biological plausibility (proximity of the eye to the encephalic contend).

Objective. Correlate intraocular pressure with ICP in children with TBIs and obtain their utility values.

Material and methods. Correlation and diagnostic test design study. Inclusion criteria: children with TBIs admitted to the emergency room and indication of catheter for ICP measurement.

Exclusion criteria: injury or ophthalmic disease, glaucoma, encephalic death. Intraocular pressure was measured with electronic tonometer in both eyes prior to placement of the catheter for ICP measurement.

Correlation was estimated with Spearman's Rho. The utility values of the diagnostic test were obtained from an Receiver Operating Characteristic curve.

Study Type

Study Type

Describes the nature of a clinical study. Study types include interventional studies (also called clinical trials), observational studies (including patient registries), and expanded access.
Observational

Enrollment (Anticipated)

Enrollment

The number of participants in a clinical study. The "anticipated" enrollment is the target number of participants that the researchers need for the study.
30

Contacts and Locations

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

Study Contact

Study Contact

The name and contact information for the person who can answer enrollment questions for a clinical study. Each location where the study is being conducted may also have a specific contact, who may be better able to answer those questions.

Study Contact Backup

Study Locations

  • Mexico
    • Jalisco
      • Guadalajara, Jalisco, Mexico, 44280
        • Recruiting
        • Hospital Civil Fray Antonio Alcalde
        • Contact:
        • Contact:
          • Juan Luis Soto-Mancilla, Master
          • Phone Number: 39424400

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

Eligibility Criteria

The key requirements that people who want to participate in a clinical study must meet or the characteristics they must have. Eligibility criteria consist of both inclusion criteria (which are required for a person to participate in the study) and exclusion criteria (which prevent a person from participating). Types of eligibility criteria include whether a study accepts healthy volunteers, has age or age group requirements, or is limited by sex.

Ages Eligible for Study

2 years to 15 years (CHILD)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Sampling Method

Non-Probability Sample

Study Population

Children of 2 at 15 years old with severe trauma brain injury (Coma Glasgow Scale smaller than 9 points), in pediatric emergency room, with indication by the neurosurgeon to place a invasive catheter for intracranial pressure measurement.

Description

Inclusion Criteria:

  1. Children with severe trauma brain injury (Coma Glasgow Scale smaller than 9 points),
  2. who have been admitted to the pediatric emergency room
  3. and in whom the treating neurosurgeon has decided to place a catheter for intracranial pressure measurement.

Exclusion Criteria:

  1. Ocular trauma,
  2. brain death,
  3. know eye disease,
  4. refusal of parents or guardians to participate in the study.

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

Cohorts and Interventions

Group / Cohort

Group / Cohort

A group or subgroup of participants in an observational study that is assessed for biomedical or health outcomes.
Intervention / Treatment

Intervention / Treatment

A process or action that is the focus of a clinical study. Interventions include drugs, medical devices, procedures, vaccines, and other products that are either investigational or already available. Interventions can also include noninvasive approaches, such as education or modifying diet and exercise.
With intraocular pressure high
Intracranial pressure equal or more than 20 mmHg
Diagnostic test: with intraocular pressure high
Measurement of intraocular pressure The measurement will be made with a electronic minimum contact tonometer for measuring intraocular pressure immediately before the placement of the invasive catheter for measurement of intracranial pressure.
Diagnostic test: without intraocular pressure high
Measurement of intraocular pressure The measurement will be made with a electronic minimum contact tonometer for measuring intraocular pressure immediately before the placement of the invasive catheter for measurement of intracranial pressure.
Without intraocular pressure high
Intracranial pressure smaller than 20 mmHg
Diagnostic test: with intraocular pressure high
Measurement of intraocular pressure The measurement will be made with a electronic minimum contact tonometer for measuring intraocular pressure immediately before the placement of the invasive catheter for measurement of intracranial pressure.
Diagnostic test: without intraocular pressure high
Measurement of intraocular pressure The measurement will be made with a electronic minimum contact tonometer for measuring intraocular pressure immediately before the placement of the invasive catheter for measurement of intracranial pressure.

What is the study measuring?

Primary Outcome Measures

Primary Outcome Measures

In a clinical study's protocol, the planned outcome measure that is the most important for evaluating the effect of an intervention/treatment. Most clinical studies have one primary outcome measure, but some have more than one.
Outcome Measure
Measure Description
Time Frame
Intraocular pressure smaller than 20 mmHg
Time Frame: Immediately
Abscence of increased intraocular pressure (smaller than 20 mmHg) without intracranial pressure smaller than 20 mmHg.
Immediately

Secondary Outcome Measures

Secondary Outcome Measures

In a clinical study's protocol, a planned outcome measure that is not as important as the primary outcome measure for evaluating the effect of an intervention but is still of interest. Most clinical studies have more than one secondary outcome measure.
Outcome Measure
Measure Description
Time Frame
Intraocular pressure equal or more than 20 mmHg
Time Frame: Immediately
Intraocular pressure equal or more than 20 mmHg with Intracranial pressure equal or more than 20 mmHg
Immediately

Collaborators and Investigators

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

Sponsor

Sponsor

The organization or person who initiates the study and who has authority and control over the study.
Hospital Civil de Guadalajara

Investigators

Investigators

A researcher involved in a clinical study. Related terms include site principal investigator, site sub-investigator, study chair, study director, and study principal investigator.
  • Principal Investigator: Karla Isis I Aviles Martinez, PhD, Hospital Civil Fray Antonio Alcalde

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)

Study Start

The actual date on which the first participant was enrolled in a clinical study. The "anticipated" study start date is the date that the researchers think will be the study start date.
June 10, 2015

Primary Completion (Anticipated)

Primary Completion

The date on which the last participant in a clinical study was examined or received an intervention to collect final data for the primary outcome measure. Whether the clinical study ended according to the protocol or was terminated does not affect this date. For clinical studies with more than one primary outcome measure with different completion dates, this term refers to the date on which data collection is completed for all the primary outcome measures. The "anticipated" primary completion date is the date that the researchers think will be the primary completion date for the study.
November 30, 2017

Study Completion (Anticipated)

Study Completion

The date on which the last participant in a clinical study was examined or received an intervention/treatment to collect final data for the primary outcome measures, secondary outcome measures, and adverse events (that is, the last participant's last visit). The "anticipated" study completion date is the date that the researchers think will be the study completion date.
December 31, 2019

Study Registration Dates

First Submitted

First Submitted

The date on which the study sponsor or investigator first submitted a study record to ClinicalTrials.gov. There is typically a delay of a few days between the first submitted date and the record's availability on ClinicalTrials.gov (the first posted date).
November 12, 2017

First Submitted That Met QC Criteria

First Submitted That Met QC Criteria

The date on which the study sponsor or investigator first submits a study record that is consistent with National Library of Medicine (NLM) quality control (QC) review criteria. The sponsor or investigator may need to revise and submit a study record one or more times before NLM's QC review criteria are met. It is the responsibility of the sponsor or investigator to ensure that the study record is consistent with the NLM QC review criteria.
November 12, 2017

First Posted (Actual)

First Posted

The date on which the study record was first available on ClinicalTrials.gov after National Library of Medicine (NLM) quality control (QC) review has concluded. There is typically a delay of a few days between the date the study sponsor or investigator submitted the study record and the first posted date.
November 17, 2017

Study Record Updates

Last Update Posted (Actual)

Last Update Posted

The most recent date on which changes to a study record were made available on ClinicalTrials.gov. There may be a delay between when the changes were submitted to ClinicalTrials.gov by the study's sponsor or investigator (the last update submitted date) and the last update posted date.
November 17, 2017

Last Update Submitted That Met QC Criteria

Last Update Submitted That Met QC Criteria

The most recent date on which the study sponsor or investigator submitted changes to a study record that are consistent with National Library of Medicine (NLM) quality control (QC) review criteria. It is the responsibility of the sponsor or investigator to ensure that the study record is consistent with the NLM QC review criteria.
November 15, 2017

Last Verified

Last Verified

The most recent date on which the study sponsor or investigator confirmed the information about a clinical study on ClinicalTrials.gov as accurate and current. If a study with a recruitment status of recruiting; not yet recruiting; or active, not recruiting has not been confirmed within the past 2 years, the study's recruitment status is shown as unknown.
November 1, 2017

More Information

Terms related to this study

Additional Relevant MeSH Terms

Other Study ID Numbers

Other Study ID Numbers

Identifiers or ID numbers other than the NCT number that are assigned to a clinical study by the study's sponsor, funders, or others. These numbers may include unique identifiers from other trial registries and National Institutes of Health grant numbers.
  • HCG/CI-0693/15

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

UNDECIDED

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

Yes

product manufactured in and exported from the U.S.

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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