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The effect of olfactory training on the improvement of olfactory disorder and its relation with sexual satisfaction in patients with post traumatic anosmia/hyposmia

Protocol summary

Summary
The aim of this study is to determine the effects of olfactory training on the improvement of olfactory disorder and its relationship with sexual satisfaction in patients suffering from anosmia/hyposmia due to trauma. This is a one blind interventional study with control group. Statistical population includes all patients with anosmia/hyposmia due to trauma, who are referred to the Ear, Throat and Nose Research Center of Rasoule Akram Hospital. inclusion criteria including married, having sex with a spouse and age between the ages of 23 to 43, and exclusion criteria including congenital anomalies (Kalman Syndrome), single, having neurological diseases such as Parkinson's and Alzheimer's, Diabetes, smoking, sinonasal disease, acute nose disease such as infection and pregnancy. The sample size is 60 in the intervention group and 60 in the control group. Patients are examined by sniffin sticks two times: once at the entering to study and once one day after complete the intervention. This test examines the odor threshold, odor discrimination and odor identification. The intervention will take 16 weeks of olfactory training during the study so that the intervention group during this period will smell four groups of fragrances two times per day (morning and afternoon), and ultimately the effect of olfactory training on improvement of olfactory and sexual satisfaction will be evaluated.

General information

Acronym
IRCT registration information
IRCT registration number: IRCT2017102034225N1
Registration date: 2017-10-20, 1396/07/28
Registration timing: registered_while_recruiting

Last update:
Update count: 0
Registration date
2017-10-20, 1396/07/28
Registrant information
Name
Kamran Kamrava
Name of organization / entity
Research Center of the ear, throat, nose and head and neck University of Medical Sciences
Country
Iran (Islamic Republic of)
Phone
+98 21 6655 2828
Email address
kamrava.k@iums.ac.ir
Recruitment status
Recruitment complete
Funding source
Ear, nose and throat, and head and neck Research Center of Iran University of Medical Sciences and Health Services
Expected recruitment start date
2017-07-23, 1396/05/01
Expected recruitment end date
2019-02-19, 1397/11/30
Actual recruitment start date
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Actual recruitment end date
empty
Trial completion date
empty
Scientific title
The effect of olfactory training on the improvement of olfactory disorder and its relation with sexual satisfaction in patients with post traumatic anosmia/hyposmia
Public title
The effect of training on the improvement of olfactory disorder and sexual satisfaction in patients with anosmia/hyposmia
Purpose
Treatment
Inclusion/Exclusion criteria
Inclusion criteria: married; having sex with a spouse and age between the ages of 23 to 43; having post traumatic anosmia/hyposmia. Exclusion criteria: congenital anomalies(Kalman Syndrome); single; having neurological diseases such as Parkinson's and Alzheimer's; Diabetes; smoking; sinonasal disease; acute nasal disease such as infection; pregnancy.
Age
From 23 years old to 43 years old
Gender
Both
Phase
N/A
Groups that have been masked
No information
Sample size
Target sample size: 120
Randomization (investigator's opinion)
Randomized
Randomization description
Blinding (investigator's opinion)
Not blinded
Blinding description
Placebo
Not used
Assignment
Parallel
Other design features
Randomization is done by a random number table.

Secondary Ids

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Ethics committees

1

Ethics committee
Name of ethics committee
Ethics committee of Rasoule Akram Hospital ENT research center, Iran University of Medical Sciences
Street address
2nd Floor of Building No.2, Rasoule Akram Hospital, Niayesh St., Satarkhan Ave. Tehran, Iran
City
Tehran
Postal code
Approval date
2017-05-31, 1396/03/10
Ethics committee reference number
IR.IUMS.REC 1396.3137

Health conditions studied

1

Description of health condition studied
Post traumatic Anosmia/Hyposmia
ICD-10 code
T90-T98
ICD-10 code description
Sequelae of injuries, of poisoning and of other consequences of external causes

Primary outcomes

1

Description
Olfaction
Timepoint
at the start of study, one day after complete the intervention
Method of measurement
Sniffin sticks tests

Secondary outcomes

1

Description
Sexual satisfaction
Timepoint
At the start of study, one day after complete the intervention
Method of measurement
Larson sexual satisfaction questionnaire

Intervention groups

1

Description
The training group will take olfactory training through 12 weeks according to the Henning we have four groups are classified:. 1, Phenyl ethyl alcohol 2, Eucalyptol 3, Citronellal 4, Eugenol we select one essence from each group: 1, Phenyl ethyl alcohol: Rose 2, Eucalyptol: Eucalyptus 3, Citronellal: Lemon 4, Eugenol: Clove we will ask them smell each essence for 10 seconds every morning and every evening.
Category
Treatment - Other

2

Description
The control group will be left without any intervention.
Category
N/A

Recruitment centers

1

Recruitment center
Name of recruitment center
Rasoule Akram Hospital ENT research center, Iran University of Medical Sciences
Full name of responsible person
Street address
City
Tehran

Sponsors / Funding sources

1

Sponsor
Name of organization / entity
Research Center of the ear, throat, nose and head and neck of Iran
Full name of responsible person
Dr. Rafie Alizadeh Miran
Street address
Niayesh str. Satarkhan str. Tohid Squ. Tehran
City
Tehran
Grant name
Grant code / Reference number
Is the source of funding the same sponsor organization/entity?
Yes
Title of funding source
Research Center of the ear, throat, nose and head and neck of Iran
Proportion provided by this source
100
Public or private sector
empty
Domestic or foreign origin
empty
Category of foreign source of funding
empty
Country of origin
Type of organization providing the funding
empty

Person responsible for general inquiries

Contact
Name of organization / entity
Research Center of the ear, throat, nose and head and neck of Iran University of Medical Sciences
Full name of responsible person
Dr. Rafie Alizadeh Miran
Position
Assistant professor/Ph.D
Other areas of specialty/work
Street address
Niayesh str. Satarkhan str. Tohid Squ. Tehran
City
Tehran
Postal code
Phone
+98 21 64351
Fax
Email
nafiseh.alizadeh@gmail.com
Web page address

Person responsible for scientific inquiries

Contact
Name of organization / entity
Research Center of the ear, throat, nose and head and neck of Iran University of Medical Sciences
Full name of responsible person
Dr. Rafie Alizadeh Miran
Position
Assistant professor/Ph.D
Other areas of specialty/work
Street address
Niayesh str. Satarkhan str. Tohid Squ. Tehran
City
Tehran
Postal code
Phone
+98 21 64351
Fax
Email
nafiseh.alizadeh@gmail.com
Web page address

Person responsible for updating data

Contact
Name of organization / entity
Shahrekord University of Medical Sciences
Full name of responsible person
Dr. Zeinab Tavakol
Position
Assistant professor/Ph.D
Other areas of specialty/work
Street address
City
Shahrekord
Postal code
Phone
00
Fax
Email
zeinab.tavakol@yahoo.com
Web page address

Sharing plan

Deidentified Individual Participant Data Set (IPD)
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Study Protocol
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Statistical Analysis Plan
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Informed Consent Form
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Clinical Study Report
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Analytic Code
empty
Data Dictionary
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