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CTRI Number  CTRI/2025/08/093468 [Registered on: 22/08/2025] Trial Registered Prospectively
Last Modified On: 22/08/2025
Post Graduate Thesis  No 
Type of Trial  Observational 
Type of Study   Cohort Study 
Study Design  Other 
Public Title of Study   An observational single centre study to devolep a pictorial tool to predict and avoid unnecessary Surgery in gallbladder Cancer. 
Scientific Title of Study   Development of a novel predictive nomogram to prevent futile surgery in gallbladder cancers a single center analysis of resected gallbladder cancers 
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
Project no 901168 version 1.0 dated 05.05.2025  Protocol Number 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr Shraddha Patkar 
Designation  Professor 
Affiliation  Tata Memorial Hospital, Mumbai 
Address  OPD no 319, Department of Surgical Oncology, GI DMG, Homibhabha Building, 3rd Floor, Tata Memorial Hospital, Dr E Borges Road, Parel, Mumbai

Mumbai
MAHARASHTRA
400012
India 
Phone  9820074818  
Fax    
Email  drshraddhapatkar@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Shraddha Patkar 
Designation  Professor 
Affiliation  Tata Memorial Hospital, Mumbai 
Address  OPD no 319, Department of Surgical Oncology, GI DMG, Homibhabha Building, 3rd Floor, Tata Memorial Hospital, Dr E Borges Road, Parel, Mumbai


MAHARASHTRA
400012
India 
Phone  9820074818  
Fax    
Email  drshraddhapatkar@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr Shraddha Patkar 
Designation  Professor 
Affiliation  Tata Memorial Hospital, Mumbai 
Address  OPD no 319, Department of Surgical Oncology, GI DMG, Homibhabha Building, 3rd Floor, Tata Memorial Hospital, Dr E Borges Road, Parel, Mumbai


MAHARASHTRA
400012
India 
Phone  9820074818  
Fax    
Email  drshraddhapatkar@gmail.com  
 
Source of Monetary or Material Support  
Tata Memorial Centre, Dr E Borges Road Parel, Mumbai, Maharashtra, India 400012 
 
Primary Sponsor  
Name  Tata Memorial Hospital, Mumbai 
Address  Dr E Borges Road, Parel, Mumbai, Maharashtra, India 400012 
Type of Sponsor  Research institution and hospital 
 
Details of Secondary Sponsor  
Name  Address 
NIL  NIL 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 2  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Gurudutt Varty  Advanced Centre For Treatment Research & Education In Cancer  OPD no 116, Shantisadan Building, GI DMG, Plot No. 1& 2, Sector 22 Kharghar, Navi Mumbai - 410210
Mumbai (Suburban)
MAHARASHTRA 
9766670376

gurudutt89@gmail.com 
Dr Shradha Patkar  Tata Memorial Hospital  OPD no 319, Department of Surgical Oncology, GI DMG, Homibhabha Building, 3rd Floor, Tata Memorial Hospital, Dr E Borges Road, Parel, Mumbai
Mumbai
MAHARASHTRA 
9820074818

drshraddhapatkar@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 2  
Name of Committee  Approval Status 
Advanced Centre For Treatment Research & Education In Cancer Institutional Ethics Committee  Approved 
Advanced Centre For Treatment Research & Education In Cancer Institutional Ethics Committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: C23||Malignant neoplasm of gallbladder,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  Nil  nil 
Intervention  Nil  Nil 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  99.00 Year(s)
Gender  Both 
Details  1. All patients with histopathology proven gallbladder adenocarcinoma (GBAC)
2. All GBC patients who underwent a curative resection at Tata Memorial Hospital, Parel.
 
 
ExclusionCriteria 
Details  1. Patients with other GBC pathologies such as neuroendocrine, sarcomatoid or hepatoid as well as benign pathologies.
2. Macroscopic positive (R2) resections or inoperable disease on surgical exploration
 
 
Method of Generating Random Sequence   Not Applicable 
Method of Concealment   Not Applicable 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
to develop a nomogram to predict possibility of ‘futile surgery’ in gallbladder cancers  12 months from the study start date 
 
Secondary Outcome  
Outcome  TimePoints 
To assess disease-free survival, defined as the time from surgery to recurrence or death, will be evaluated.  12 months from the study start date 
To assess the overall survival.  12 months from the study start date 
 
Target Sample Size   Total Sample Size="1126"
Sample Size from India="1126" 
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)   08/09/2025 
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 Yet Recruiting 
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  

Gallbladder cancer (GBC) has a higher rate of occurrence in India compared to the rest of the world. Surgery to remove the gallbladder is often seen as the only way to cure GBC. Surgery ranges from a simple removal of gallbladder to major liver surgery depending on different stages of GBC. However, even after surgery, many patients (20-30 percentage) only live for about five years, and over half see the cancer come back. This raises the question if surgery is the best option for all GBC cases. Sometimes, the risks of GBC surgery can be more than the benefits and it might not help the patient to live longer or feel better. This is called ‘futile surgery’.

This study has gathered data of a large population of GBC patients to understand which patients are likely to not have any benefit from surgery. The goal of this study is to create a tool which will help doctors in identifying such patients. This will avoid unnecessary surgeries and focus on treatments which will be helpful to patients.

 
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