GripNCT06086262
Hand Grip Strength in Athletic and Non-Athletic Girls at Different Phases of Menstrual Cycle
An observational study of Grip and Athlete, run by Heba Ahmed Mohamed Ahmed at 1 site in Egypt.
Trial summary
The study was designed as an observational study Read more about this study
- Who is it for?
- Ages 16 to 22 years, women onlyHealthy volunteers can take part
- Conditions the study is for
- Grip, Athlete, Non-athlete
- What is being tested?
- Hydraulic hand dynamometer (Jamar, Product model J00105, U.S.A)
- Type of treatment
- Medical device
- How many people
- 40 participants
- Where
- 1 siteEgypt
- Study dates
- 14 Nov 2021to 29 Apr 2023
- Phase
- Observational
- Are there results?
- None posted in the registry
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 16 to 22 years
- Women only
- Healthy volunteers accepted
- Child, Adult
Study population: Forty healthy post-pubertal virginal females participated in this study. They were divided into two groups' athletic group of twenty basketball and tennis players and non-athletic group of twenty students. The non-athletic girls were recruited from undergraduate students of Faculty of Physical Therapy, Misr University for science and technology, while the athletic girls were recruited from basketball and tennis teams from Mena Garden City Club, 6 October Club and Shooting Club October.
Who may be able to join
- 1. The participant had regular menstrual cycles, which were confirmed by using a calendar for three consecutive menstrual cycles, 2. The participant ages ranged from 16 to 22 years old, 3. The body mass index (BMI) ranged from 18.5 to 25 kg/m2. 4. For athletic group, they had participated in basketball and tennis teams for 3 to 4 years.
- 5. For non-athletic group, they had a sedentary life without any sport activities.
Who cannot join
- Participants were excluded from the study if they had:
- Irregular menstrual cycle
- Pelvic inflammatory diseases, pelvic infection or gynecological diseases.
- Any musculoskeletal disorders of Upper extremity or surgery, cardiovascular, pulmonary, neurological or systemic conditions.
- Receiving contraceptives or any hormonal therapy.
Trial locations and contacts
1 site in 1 country.
About this study
The study was designed as an observational study
Read the detailed description
The study was designed as an observational case-control study
- Conditions
- Grip, Athlete, Non-athlete, Menstrual Cycle
- Being tested
- Hydraulic hand dynamometer (Jamar, Product model J00105, U.S.A)
- Keywords
- Menstrual cycle, Female sex hormones, Athletic female, Power
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Hydraulic hand dynamometer (Jamar, Product model J00105, U.S.A)Device
Also called Hydraulic pinch gauge(Jamar, Model 65861, U.S.A)
The hydraulic hand dynamometer is a reliable and valid an evaluation tool that's used to measure isometric grip force (hand grip strength) .
The hydraulic pinch gauge is a reliable and valid an evaluation tool that's used to measure isometric pinch force.
| Study group | Role | What they receive |
|---|---|---|
| Athletic group | twenty basketball and tennis players Receives: Device: Hydraulic hand dynamometer (Jamar, Product model J00105, U.S.A) | |
| Non athletic group | were recruited from undergraduate students Receives: Device: Hydraulic hand dynamometer (Jamar, Product model J00105, U.S.A) |
What is being measured
The primary outcome is the main question the study is designed to answer.
Menstrual cycle phases effect on grips power in athletic girls and non-athletic girls.
Hydraulic hand dynamometer and Hydraulic pinch gauge devices are used to evaluate the power of hand grips
Measured: From November 2021 to April 2023
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted17 Oct 2023
- Study start14 Nov 2021
- Primary completion30 Apr 2022
- Study completion29 Apr 2023
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for GripStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Observational
- Observational model
- Case-control
- Time perspective
- Retrospective
- Enrolment
- 40 participants (actual)
Sponsor and investigators
- Lead sponsor
- Heba Ahmed Mohamed Ahmed
- Sponsor type
- University, hospital or other
- Responsible party
- Sponsor-investigator, Heba Ahmed Mohamed Ahmed, Cairo University
- Investigators
- Aml M Yousef, Professor, Principal investigator, Cairo UniversityHamada M Yousef, Study director, Cairo UniversityElham S Hassan, Teacher, Study director, Cairo UniversityHeba A Mohamed, Study chair, Misr for science and techniology
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT06086262
- Sponsor's protocol ID
- P.T.REC/012/003358
- Status last verified
- Oct 2023
- First submitted
- 27 Sep 2023
- Last updated
- 17 Oct 2023
- Results posted
- No
- Data monitoring committee
- Yes
- FDA-regulated drug
- No
- FDA-regulated device
- No
- Individual data sharing
- Undecided
Study at a glance
From the registry record, last updated by the sponsor on 17 Oct 2023. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Hand Grip Strength in Athletic and Non-Athletic Girls at Different Phases of Menstrual Cycle
- ClinicalTrials.gov ID
- NCT06086262
- Acronym / sponsor ID
- P.T.REC/012/003358
- Conditions
- Grip, Athlete, Non-athlete, Menstrual Cycle
- Keywords
- Menstrual cycle, Female sex hormones, Athletic female, Power
- Study type
- Observational
- Recruitment status
- Completed
- Enrolment
- 40 participants (actual)
- Lead sponsor
- Heba Ahmed Mohamed AhmedUniversity, hospital or other
- Study start
- 14 Nov 2021 (actual)
- Primary completion
- 30 Apr 2022 (actual)
- Study completion
- 29 Apr 2023 (actual)
- First posted
- 17 Oct 2023 (actual)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
The study was designed as an observational study
Detailed description
The study was designed as an observational case-control study
Study design
- Observational model
- Case-control
- Time perspective
- Retrospective
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Athletic group | – | Device: Hydraulic hand dynamometer (Jamar, Product model J00105, U.S.A)twenty basketball and tennis players |
| Non athletic group | – | Device: Hydraulic hand dynamometer (Jamar, Product model J00105, U.S.A)were recruited from undergraduate students |
Who may qualify
- Ages
- 16 to 22 years
- Sex
- Female only
- Healthy volunteers
- Accepted
- Age groups
- Child, Adult
- Study population
- Forty healthy post-pubertal virginal females participated in this study. They were divided into two groups' athletic group of twenty basketball and tennis players and non-athletic group of twenty students. The non-athletic girls were recruited from undergraduate students of Faculty of Physical Therapy, Misr University for science and technology, while the athletic girls were recruited from basketball and tennis teams from Mena Garden City Club, 6 October Club and Shooting Club October.
Key inclusion criteria (2 listed)
- 1. The participant had regular menstrual cycles, which were confirmed by using a calendar for three consecutive menstrual cycles, 2. The participant ages ranged from 16 to 22 years old, 3. The body mass index (BMI) ranged from 18.5 to 25 kg/m2. 4. For athletic group, they had participated in basketball and tennis teams for 3 to 4 years.
- 5. For non-athletic group, they had a sedentary life without any sport activities.
Key exclusion criteria (5 listed)
- Participants were excluded from the study if they had:
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Hydraulic hand dynamometer (Jamar, Product model J00105, U.S.A)Also: Hydraulic pinch gauge(Jamar, Model 65861, U.S.A)The hydraulic hand dynamometer is a reliable and valid an evaluation tool that's used to measure isometric grip force (hand grip strength) . The hydraulic pinch gauge is a reliable and valid an evaluation tool that's used to measure isometric pinch force. | Device | Athletic group, Non athletic group |
Primary outcome
Menstrual cycle phases effect on grips power in athletic girls and non-athletic girls.
Time frame: From November 2021 to April 2023
Hydraulic hand dynamometer and Hydraulic pinch gauge devices are used to evaluate the power of hand grips
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 17 Oct 2023.
- Individual participant dataSharing planned: Undecided
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Aml M Yousef, Professor principal investigator
Cairo University
Hamada M Yousef study director
Cairo University
Elham S Hassan, Teacher study director
Cairo University
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
An observational study of Grip and Athlete, run by Heba Ahmed Mohamed Ahmed at 1 site in Egypt.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 2 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 17 Oct 2023. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in Egypt. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Menstrual cycle phases effect on grips power in athletic girls and non-athletic girls. (time frame: From November 2021 to April 2023). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 17 Oct 2023; AzTrials last refreshed its copy on 7 Nov 2026.