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CompletedNCT07809880Updated Sep 9, 2026

Electrolyte Imbalance in Surgical and Non-Surgical Geriatric Brain Injury Patients

An observational study in Brain Injury Traumatic Severe, Serum Concentrations and Nursing, sponsored by Zonguldak Bulent Ecevit University. Completed at 1 site in Turkey (Türkiye). Open to participants aged 65 Years to 92 Years. Per ClinicalTrials.gov, last updated 2026-09-09.

Sponsored by Zonguldak Bulent Ecevit University · Observational

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Study type
Observational
Model
Cohort
Time perspective
Prospective
Enrollment
60
Ages
65 Years to 92 Years
Sex
All
01

Where this study stands

Counted across the records on this site · 2026-11-14

Among 15 studies in Brain Injuries, Traumatic with a site in Turkey — 5 open to participants now, 5 under way, none of them phase 3. Brain Injuries, Traumatic · Turkey.

Enrollment
9th of 12
60 · median 100
Started
2024
with 3 others
Observational
12 of 15
5 open now
Registered
9th of 15
by date

Among the 15 studies in Brain Injuries, Traumatic with a site in Turkey, this one is the 9th largest by enrollment of the 12 observational ones that give a count, is one of 4 that started in 2024, is one of 12 observational ones, and was the 9th registered.

Brain Injuries, Traumatic

1,722 studies on the registry are indexed under Brain Injuries, Traumatic; 448 are open to participants now.

Browse Brain Injuries, Traumatic studies →

Open to participants now

5 of the 15 studies in Brain Injuries, Traumatic with a site in Turkey are open now. Recruiting first, the newest first:

All 5 open studies →

A study can be open while its sites in Turkey have not opened yet or have stopped. Only those recruiting at a site in Turkey →

Who these studies take

Of the 282 Brain Injuries, Traumatic studies recruiting now, 121 (43%) set no upper age limit and 119 (42%) stop at 75 or younger; 40 take children under 18; 52 take healthy volunteers.

This study: 65 Years to 92 Years · all sexes · no healthy volunteers.

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02

Study summary

Investigators invite you to the research titled "Evaluation of Serum Electrolyte Imbalance in Geriatric Patients Undergoing Brain Surgery: A Prospective Randomized Observational Study" conducted by Specialist Nurse Tülin KURT ALKAN. Before participant decide whether or not to participate in this research, you need to know why and how the research will be conducted. For this reason, it is of great importance to read and understand this form. Take the time to read the information below carefully. If participant want, discuss this information with participant' family and/or relatives. If there are things that participant do not understand and are not clear to participant, or if participant want more information, please ask investigators. For the purpose of the research, questions such as the patient's age, gender, chronic diseases, mechanism of injury, surgical procedure will be asked. Other data include Glaskow Coma Scale score, ASA class, cardiopulmonary resuscitation history, patient's day of stay in intensive care, number of intubated patient days, blood sugar, alanine aminotransferase, aspartate aminotransferase, urea, creatinine, serum sodium, serum potassium, serum calcium, serum chloride, serum magnesium, serum phosphorus, albumin value, as well as from participant's file/systemic data such as patient's follow-up it will be taken. According to the course of the interview, it will take about 5 minutes. With the information to be obtained in line with the interviews to be held with participant, "Evaluation of Serum Electrolyte Imbalances in Geriatric Patients Undergoing Brain Surgery: A Prospective Randomized Observational Study" will be attempted. Participation in the research is completely voluntary. If participants want to at any time while the research is ongoing, participants can leave the research provided that participants inform the responsible researcher. Participants answering the questionnaire will be interpreted as giving your consent to participate in the research. The information received from participant during the research will be kept by the researcher and the collected data will be used only for scientific purposes.

Read the detailed description

It is a well-established that patients suffering from head trauma experience at least one electrolyte disturbance. However, it appears that intensive care nurses, who are of paramount importance in the care of these critically ill patients whose homeostasis is disrupted, do not possess the necessary knowledge and skills. The study purpose is to compare the serum electrolyte imbalances of surgical and non-surgical geriatric patients with brain injury and to draw attention to the importance of nursing care. This is a single center, a prospective observational study.

03

Conditions studied

  • Brain Injury Traumatic Severe
  • Serum Concentrations
  • Nursing
  • Geriatric Patients

Keywords

  • Nursing
  • Geriatric patients
  • Serum concentrations
  • Brain injury traumatic severe
04

Who can participate

Ages eligible
65 Years to 92 Years
Sexes eligible
All
Accepts healthy volunteers
No
Sampling method
Probability sample

Study population

The study group included geriatric patients: with and without surgery. G*Power software (version 3.1.9.7) was used for power analysis and 60 patients were included in the study. To ensure the relevance of the data, the study included patients within the first 24 hours after trauma and the first 24 hours of hospitalization. Neurological patients with or without neurosurgery, aged 65 years and older, who volunteered to participate were included in the study. Patients with chronic renal failure and heart failure using diuretics were not included in the study.

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • To ensure the relevance of the data, the study included patients within the first 24 hours after trauma and the first 24 hours of hospitalization. Neurological patients with or without neurosurgery, aged 65 years and older, who volunteered to participate were included in the study.

Exclusion criteria

Exclusion Criteria:

  • Patients with chronic renal failure and heart failure using diuretics were not included in the study.
05

Study design

Observational model
Cohort
Time perspective
Prospective
Enrollment
60 participants (actual)
Target follow-up
3 Months
Patient registry
Yes

Groups and cohorts

  • Surgery Group

    30 neurosurgical patients

  • Non-Surgery Group

    30 neurological patients

06

What researchers measure

Primary outcomes

  1. The researcher's data form checklist

    Data Form: The researcher's data form consisted of the sociodemographic characteristics of the participants (age, gender, chronic diseases, mechanism of injury) and clinical characteristics (surgical procedure, Glasgow Coma Scale score, ASA class, history of cardiopulmonary resuscitation, number of intubation days) of patients. Also, serum electrolyte values were monitored (blood glucose, alanine aminotransferase, aspartate aminotransferase, urea, creatinine, serum sodium, potassium, calcium, chloride, magnesium, serum phosphorus, and albumin). The patients and their relatives were interviewed after ethical approval and the necessary permissions from the institution where the study was conducted. The purpose and scope of the study were explained, and they were invited to participate. Their written consent was obtained. Once the patients were hospitalized in the neurology intensive care unit, the Personal Information Form was completed and recorded over five days.

    Time frame: August and October 2024

Secondary outcomes

  1. Glasgow Coma Scale (GCS)

    Glasgow Coma Scale (GCS): Teasdale and Jennett created it in 1974. This scale is used to evaluate the patient's level of consciousness and translate it into numerical data. This scale determines the level of consciousness by assessing the patient's best eye-opening, verbal, and motor responses. The scale allows for a minimum of 3 and 15 points. A score of between 13 and 15 points indicates full alertness and good orientation. A score of 9 and 12 points means a problem in alertness and orientation, with decreased consciousness. A score of 8 points or below indicates a coma. After the patients were admitted to the neurology intensive care unit, their Glasgow Coma Scale scores were recorded for five days.

    Time frame: August-October 2024

07

Study locations

1 site
  • Zonguldak Atatürk State Hospital
    Zonguldak, Center 67030, Turkey (Türkiye)
08

References and documents

09

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reachedSimilar studies: half by the dot; the band is the middle halfHalf of similar studies reached it by the dot; the band is the middle half, from a quarter to three quarters

Ran from Aug 2024 to primary completion in Sep 2024, 1 month.

Of 228 non-industry observational studies under Brain Injuries, Traumatic, half reached primary completion within 50 months of starting (the median), counting those still running; a quarter within 23 and three quarters within 95. This study's 1 month is below that.

Counting every sponsor, half of 250 studies reached it within 49 months; a quarter within 23 and three quarters within 95.

How these figures are worked out, and which studies are left out of them.

Registered
Feb 21, 2025
First posted
Sep 9, 2026
StartActual
Aug 25, 2024
Primary completionActual
Sep 25, 2024
CompletionActual
Oct 25, 2024
Last update
Sep 9, 2026
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Sep 9, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT07809880
Responsible party
Tülin KURT ALKAN (Principal Investigator, Zonguldak Bulent Ecevit University) — Principal investigator
First posted
Sep 9, 2026
Start date
Aug 25, 2024
Primary completion
Sep 25, 2024
Completion
Oct 25, 2024
Last update
Sep 9, 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 Sep 2026. You cannot join it, but the record below documents what was studied.

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