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CTRI Number  CTRI/2025/09/094379 [Registered on: 08/09/2025] Trial Registered Prospectively
Last Modified On: 04/09/2025
Post Graduate Thesis  No 
Type of Trial  Observational 
Type of Study   Cross Sectional Study 
Study Design  Single Arm Study 
Public Title of Study   Prevalance of trismus, Health related Quality of life and management among patients treated for oral surgical procedures at a tertiary care hostipal in coastal Karnataka 
Scientific Title of Study   Trismus prevalance, Health related Quality of life and management among patients treated for oral surgical procedures at a tertiary care hospital in coastal Karnataka 
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr Prajna P Nayak 
Designation  Associate Professor 
Affiliation  Manipal College of Dental Sciences, Manipal 
Address  Room No.8, Department of Public Health Dentistry, Manipal College of Dental Sciences, Manipal

Udupi
KARNATAKA
576104
India 
Phone  9986176634  
Fax    
Email  nayak.prajna@manipal.edu  
 
Details of Contact Person
Scientific Query
 
Name  Radhika Kapoor 
Designation  student  
Affiliation  Manipal College of Dental Sciences, Manipal 
Address  Room No. 308, NIH A block, MAHE hostels, Manipal

Udupi
KARNATAKA
576104
India 
Phone  09910533391  
Fax    
Email  radhikakapoor2003@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Radhika Kapoor 
Designation  student  
Affiliation  Manipal College of Dental Sciences, Manipal 
Address  Room No.8, Department of Public Health Dentistry, Manipal College of Dental Sciences, Manipal

Udupi
KARNATAKA
576104
India 
Phone  09910533391  
Fax    
Email  radhikakapoor2003@gmail.com  
 
Source of Monetary or Material Support  
Room No.8, Department of Public Health Dentistry, Manipal College of Dental Sciences, Manipal - 576104, Karnataka 
 
Primary Sponsor  
Name  Prajna P Nayak 
Address  Room No.8, Department of Public Health Dentistry, Manipal College of Dental Sciences, Manipal - 576104 
Type of Sponsor  Other [Self] 
 
Details of Secondary Sponsor  
Name  Address 
NIL  NIL 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 1  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Prajna P Nayak  Manipal College of Dental Sciences  Room No.4, Department of Oral and Maxillofacial surgery, Manipal College of Dental Sciences, Manipal 576104
Udupi
KARNATAKA 
09986176634

nayak.prajna@manipal.edu 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Kasturba Medical College and Kasturba Hospital Institutional Ethics Committee-1  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: R290||Tetany,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  nil  nil 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  65.00 Year(s)
Gender  Both 
Details  Patients being treated for oral surgical procedures that can have trismus as a potential complications and Patients aged between 18-65 years 
 
ExclusionCriteria 
Details  Patients with pharyngeal cancers, exclusive lip cancers, and Unwilling patients 
 
Method of Generating Random Sequence   Not Applicable 
Method of Concealment   Not Applicable 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
prevalence of trismus among patients  baseline - cross-sectional 
 
Secondary Outcome  
Outcome  TimePoints 
nil  nil 
 
Target Sample Size   Total Sample Size="500"
Sample Size from India="500" 
Final Enrollment numbers achieved (Total)= "Applicable only for Completed/Terminated trials"
Final Enrollment numbers achieved (India)="Applicable only for Completed/Terminated trials" 
Phase of Trial   N/A 
Date of First Enrollment (India)   10/10/2025 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Applicable only for Completed/Terminated trials 
Estimated Duration of Trial   Years="1"
Months="0"
Days="0" 
Recruitment Status of Trial (Global)   Not Applicable 
Recruitment Status of Trial (India)  Not Yet Recruiting 
Publication Details   N/A 
Individual Participant Data (IPD) Sharing Statement

Will individual participant data (IPD) be shared publicly (including data dictionaries)?  

Response - NO
Brief Summary  
This prospective cross-sectional study will be conducted in all Patients being treated for oral surgical procedures that can have trismus as a potential complication at MCODS, Manipal between August 2024 to July 2025. Permission will be taken from the Institutional Ethical Committee before proceeding with the study. Informed consent will be collected from all enrolled patients prior to data collection.
A self-administered questionnaire will be given to each patient who is being treated for oral surgical procedures that can have trismus as a potential complication at MCODS, Manipal.
Details on socio-demographic characteristics on patient’s age, gender, tobacco use, tumor site, and treatment modalities (surgical treatment, radiation, chemotherapy) will be first collected from the patient. The questionnaire will also contain Gothenburg Trismus Questionnaire - 2 (GTQ 2) (Johansson M et al., 2020) and Visual Analogue Scale (Gaston-Johansson F., 1996).
Inter-incisal
distance will then be measured. Inter-incisal
distance will be measured using digital caliper in millimeters Trismus will be classified based on criteria as mild (31-35 mm), moderate (26-30 mm) and severe (< 25 mm) (Thomas et al., 1988) In edentulous patients, distance between alveolus ridge was measured Quality of lifo is measured using a calibrated Visual Analog Scale with a choice of 0-100, from worst imaginable health state to best imaginable health state.
Gothenburg Trismus Questionnaire - 2 (GTQ 2) contains questions related to mouth opening and trismus.
 
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