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CTRI Number  CTRI/2022/08/044947 [Registered on: 26/08/2022] Trial Registered Prospectively
Last Modified On: 06/05/2025
Post Graduate Thesis  Yes 
Type of Trial  Observational 
Type of Study   Cross Sectional Study 
Study Design  Other 
Public Title of Study   Comparison of eye pressures by three instruments in different eye pressure ranges  
Scientific Title of Study   Comparability of Intraocular pressure measurement by Non contact, I care and Goldmann applanation tonometry in different IOP ranges 
Trial Acronym   
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr BADNORE AKANSHA UDAYKUMAR 
Designation  PRINCIPAL INVESTIGATOR 
Affiliation  SANKARA EYE HOSPITAL GUNTUR 
Address  SANKARA EYE HOSPITAL, GUNTUR- VIJAYAWADA EXPRESSWAY,PEDAKAKANI, GUNTUR

Guntur
ANDHRA PRADESH
522509
India 
Phone  8329138002  
Fax    
Email  akanshabadnore@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr MALLESWARI MEDIKONDA 
Designation  GLAUCOMA CONSULTANT 
Affiliation  SANKARA EYE HOSPITAL GUNTUR 
Address  SANKARA EYE HOSPITAL, GUNTUR- VIJAYAWADA EXPRESSWAY,PEDAKAKANI, GUNTUR

Guntur
ANDHRA PRADESH
522509
India 
Phone  9493714701  
Fax    
Email  malleswari6372@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr BADNORE AKANSHA UDAYKUMAR 
Designation  PRINCIPAL INVESTIGATOR 
Affiliation  SANKARA EYE HOSPITAL GUNTUR 
Address  SANKARA EYE HOSPITAL, GUNTUR- VIJAYAWADA EXPRESSWAY,PEDAKAKANI, GUNTUR

Guntur
ANDHRA PRADESH
522509
India 
Phone  8329138002  
Fax    
Email  akanshabadnore@gmail.com  
 
Source of Monetary or Material Support  
SANKARA EYE HOSPITAL,GUNTUR VIJAYAWADA EXPRESSWAY,PEDAKAKANI, GUNTUR ANDHRA PRADESH 522509 
 
Primary Sponsor  
Name  BADNORE AKANSHA UDAYKUMAR 
Address  SANKARA EYE HOSPITAL,GUNTUR-VIJAYAWADA EXPRESSWAY,PEDAKAKANI,GUNTUR, 522509 ANDHRA PRADESH INDIA 
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 
AKANSHA UDAYKUMAR BADNORE  SANKARA EYE HOSPITAL GUNTUR  SANKARA EYE HOSPITAL,GUNTUR-VIJAYAWADA EXPRESSWAY,PEDAKAKANI,GUNTUR, 522509
Guntur
ANDHRA PRADESH 
8329138002

akanshabadnore@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
INSTITUTIONAL ETHICS COMMITTEE  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: H409||Unspecified glaucoma,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  NIL  NIL 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  Patients between 18 to 60 years of age, willing to participate in the study attending Hospital OPD.  
 
ExclusionCriteria 
Details  corneal scarring or opacity,
active corneal or conjunctival infection or wound or epithelial defect,
previous corneal surgery,
congenital corneal abnormalities – microphthalmos, nanophthalmos
high corneal astigmatism (>1.5D),
keratoconus,
blepharospasm
 
 
Method of Generating Random Sequence   Not Applicable 
Method of Concealment   Not Applicable 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
To compare the Intraocular pressure readings of Non contact, I care and Goldmann Applanation tonometer in patients of different IOP ranges  on the day of presentation

 
 
Secondary Outcome  
Outcome  TimePoints 
To correlate IOP readings with corrected IOP (IOP after considering central corneal thickness)  on the day of presentation 
 
Target Sample Size   Total Sample Size="180"
Sample Size from India="180" 
Final Enrollment numbers achieved (Total)= "208"
Final Enrollment numbers achieved (India)="208" 
Phase of Trial   N/A 
Date of First Enrollment (India)   28/08/2022 
Date of Study Completion (India) 22/12/2023 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) 22/12/2023 
Estimated Duration of Trial   Years="1"
Months="6"
Days="0" 
Recruitment Status of Trial (Global)
Modification(s)  
Completed 
Recruitment Status of Trial (India)  Completed 
Publication Details    
Individual Participant Data (IPD) Sharing Statement

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

Response - NO
Brief Summary
Modification(s)  
 The intra ocular pressure refers to the pressure exerted by intra ocular contents on the coats of the eye ball. Intra ocular pressure represents a fundamental factor of ocular health and disease. For IOP measurement, Goldmann applanation tonometry is considered as a worldwide accepted gold standard so far in clinical practice. Though more accurate it is time consuming and contact based procedure. Also requires local anaesthesia. The main advantage of NCT and I care is that they are easier to use  as well as do not require local anaesthesia. Therefore, the purpose of this study is to compare the IOP values measured by NCT, I Care and GAT and evaluate the inter device agreement in different IOP groups(<11,11-21,22-30mmhg).

The study included, patients between 18 to 60 years of age, willing to participate in the study attending Sankara Eye Hospital OPD. We got 208 eyes of 115 patients as the sample size. All patients satisfying the inclusion and exclusion criteria had undergone ophthalmological examination. Further, IOP measurement was performed  using an NCT-iCare-GAT sequence. In this study, we obtained the IOP, CCT and Keratometric values from both eyes of each patient. Based on the IOP measured with GAT, all the subjects were divided into three groups.  Intraocular pressure readings of Non contact, I care and Goldmann Applanation tonometer were compared in patients of different IOP ranges. while Icare may serve as a viable alternative when GAT is not available, GAT remains the gold standard in IOP assessment.



 
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