Protocol summary

Study aim
The aim of this study is to compare the effects of cold water immersion and contrast water therapy on recovery indices in adolescent male football players following a football match
Design
The trial has two parallel intervention groups. After playing a friendly football game (including all players), the subjects will be divided into cold water immersion (players of one team) and contrast water therapy (players of the opposite team) groups in parallel.
Settings and conduct
This study will be conducted with the aim of improving recovery and athletic performance, reducing delayed onset muscle soreness, and preventing injury and overreaching in football players. After checking the eligibility, subject will engage in friendly football match and then they will undergo recovery process which includes cold water immersion (15 degrees) and contrast water therapy (15 and 38 degrees) in Opal hydrotherapy and rehabilitation complex. The dependent variables will be monitored and evaluated before the match and at one, 24 and 48 hours after the recovery protocol.
Participants/Inclusion and exclusion criteria
Male adolescent football players aged 15 to 18 years, with no medical contraindications to participating in exercise training and sport, who have engaged in regular exercise training for at least one year, are in good health, with no history of chronic disease or any clinical conditions that could impair athletic performance, will be selected. The exclusion criteria: having any musculoskeletal problem or injury or fear of water or heart and hemodynamic conditions.
Intervention groups
The intervention groups include two groups: cold water immersion and contrast water therapy, who will implement the specified protocol
Main outcome variables
Delayed onset muscle soreness, static lower body strength, lower body muscular power, flexibility, and speed.

General information

Reason for update
Acronym
IRCT registration information
IRCT registration number: IRCT20200408046997N4
Registration date: 2024-11-28, 1403/09/08
Registration timing: registered_while_recruiting

Last update: 2024-11-28, 1403/09/08
Update count: 0
Registration date
2024-11-28, 1403/09/08
Registrant information
Name
Ali Samadi
Name of organization / entity
Country
Iran (Islamic Republic of)
Phone
+98 21 5121 2456
Email address
a.samadi@shahed.ac.ir
Recruitment status
Recruitment complete
Funding source
Expected recruitment start date
2024-11-28, 1403/09/08
Expected recruitment end date
2024-12-10, 1403/09/20
Actual recruitment start date
empty
Actual recruitment end date
empty
Trial completion date
empty
Scientific title
Comparing The Effect Of Cold Water Immersion And Contrast Water Therapy On Recovery Indices After A Soccer Match In Adolescent Male Soccer Players
Public title
Effects of cold ware immersion and contrast hydrotherapy on the recovery of teenage soccer players
Purpose
Other
Inclusion/Exclusion criteria
Inclusion criteria:
Adolescent boys aged 15 to 18 No medical contraindication for engaging in exercise and training Regular participation in sports trainings for at least one year
Exclusion criteria:
Using any kind of supplement or medicine which can affect muscular pain and soreness Having any kind of musculoskeletal pain or damage at the beginning of the study
Age
From 15 years old to 18 years old
Gender
Male
Phase
N/A
Groups that have been masked
No information
Sample size
Target sample size: 22
Randomization (investigator's opinion)
Not randomized
Randomization description
Blinding (investigator's opinion)
Not blinded
Blinding description
Placebo
Not used
Assignment
Parallel
Other design features

Secondary Ids

empty

Ethics committees

1

Ethics committee
Name of ethics committee
Ethics committee of Shahed University
Street address
Shahed university, opposite to the Holy shrine of Imam Khomeini, Khalij Fars Expressway
City
Tehran
Province
Tehran
Postal code
3319118651
Approval date
2024-02-07, 1402/11/18
Ethics committee reference number
IR.SHAHED.REC.1403.065

Health conditions studied

1

Description of health condition studied
Recovery indices of teenage football players
ICD-10 code
ICD-10 code description

Primary outcomes

1

Description
Delayed Onset Muscle Soreness (DOMS)
Timepoint
Before and after
Method of measurement
Visual Analogue Scale (VAS)

2

Description
static lower body strength
Timepoint
Before and after
Method of measurement
Dynamometer

3

Description
lower body muscular power
Timepoint
Before and after
Method of measurement
Countermovement Jump

4

Description
Flexibility
Timepoint
Before and after
Method of measurement
Sit and Reach Test

5

Description
Sprint
Timepoint
Before and after
Method of measurement
Chronometer

Secondary outcomes

empty

Intervention groups

1

Description
First intervention group: First, pre-test measurements will be conducted on all subjects, which include delayed onset muscle soreness, lower body strength, flexibility, lower body static strength, and speed. Then, the subjects will play a friendly soccer match in the form of two teams in compliance with all FIFA standards in two 45-minute halves with a 15-minute break between the halves. After the competition, the subjects will be divided into two groups of cold-water immersion and contrast water therapy to implement recovery protocols. The cold-water immersion group will completely immerse in 15°C water without moving for 15 minutes from the neck to the soles of the feet. After that, the post-test measurements will be performed in the same conditions as the pre-test in 1, 24 and 48 hours after the recovery protocol.
Category
Rehabilitation

2

Description
Intervention group: After the completion of the match, the other half of the subject will receive the contrast water therapy intervention. The intervention includes immersion in hot water, 38°C, for 2 minutes and then immersion in cold water, 15°C, for two minutes alternatively and the process will be repeated 4 times with 1 min rest in between. After that, the post-test measurements will be performed in the same conditions as the pre-test in 1, 24 and 48 hours after the recovery protocol.
Category
Rehabilitation

Recruitment centers

1

Recruitment center
Name of recruitment center
Opal Hydrotherapy and Rehabilitation Complex
Full name of responsible person
Mahdi Soltanian
Street address
Fajr Blvd
City
Semnan
Province
Semnan
Postal code
3561854593
Phone
+98 919 132 4146
Email
alirezabelghadr78@gmail.com

Sponsors / Funding sources

1

Sponsor
Name of organization / entity
Shahed University
Full name of responsible person
Shahriar Bijani
Street address
Shahed University, opposite the Holy shrine of Imam Khomeini, Persian Gulf Expressway, Tehran, Iran
City
Tehran
Province
Tehran
Postal code
15875-5794
Phone
+98 21 5121 4110
Fax
+98 21 5121 4110
Email
info@shahed.ac.ir
Grant name
Grant code / Reference number
Is the source of funding the same sponsor organization/entity?
Yes
Title of funding source
Shahed University
Proportion provided by this source
100
Public or private sector
Public
Domestic or foreign origin
Domestic
Category of foreign source of funding
empty
Country of origin
Type of organization providing the funding
Academic

Person responsible for general inquiries

Contact
Name of organization / entity
Shahed University
Full name of responsible person
Alireza Belghadr
Position
MSc student
Latest degree
Bachelor
Other areas of specialty/work
Exercise Physiology
Street address
Shahed University, opposite Holy shrine of Imam Khomeini, Persian Gulf Expressway, Tehran, Iran
City
Tehran
Province
Tehran
Postal code
15875-5794
Phone
+98 21 5121 2456
Fax
+98 21 5121 2456
Email
alirezabelghadr78@gmail.com

Person responsible for scientific inquiries

Contact
Name of organization / entity
Shahed University
Full name of responsible person
Ali Samadi
Position
َAssociate professor
Latest degree
Ph.D.
Other areas of specialty/work
Exercise Physiology
Street address
Shahed University, Opposite the Holly Shrine of Imam Khomeini, Persian Gulf Highway (Tehran-Qom), Tehran, Iran
City
Tehran
Province
Tehran
Postal code
15875-5794
Phone
+98 21 5121 2456
Fax
+98 21 5121 2456
Email
a.samadi@shahed.ac.ir

Person responsible for updating data

Contact
Name of organization / entity
Shahed University
Full name of responsible person
Ali Samadi
Position
Associate Professor
Latest degree
Ph.D.
Other areas of specialty/work
Exercise Physiology
Street address
Shahed University, Opposite to the Holly Shrine of Imam Khomeini, Persian Gulf Highway (Tehran-Qom), Tehran, Iran
City
Tehran
Province
Tehran
Postal code
3319118651
Phone
+98 21 5121 5253
Email
a.samadi@shahed.ac.ir

Sharing plan

Deidentified Individual Participant Data Set (IPD)
No - There is not a plan to make this available
Justification/reason for indecision/not sharing IPD
No further information.
Study Protocol
Undecided - It is not yet known if there will be a plan to make this available
Statistical Analysis Plan
Undecided - It is not yet known if there will be a plan to make this available
Informed Consent Form
No - There is not a plan to make this available
Clinical Study Report
Not applicable
Analytic Code
Undecided - It is not yet known if there will be a plan to make this available
Data Dictionary
Not applicable
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