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CTRI Number  CTRI/2024/05/067659 [Registered on: 20/05/2024] Trial Registered Prospectively
Last Modified On: 12/05/2024
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Other (Specify) [Mode of oxygenation]  
Study Design  Randomized, Parallel Group, Active Controlled Trial 
Public Title of Study   Comparison of High flow nasal cannula and Non invasive ventilation in type 1 respiratory failure 
Scientific Title of Study   Highflow nasal cannula versus noninvasive ventilation in the prevention of escalation to invasive mechanical ventilation in patients with acute hypoxemic respiratory failure. A Randomised Comparative Interventional Study at SMS Medical College 
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 Nihar Sharma 
Designation  Associate Professor 
Affiliation  Sms medical college 
Address  Department of Anaesthesiology, S.M.S Medical College,Jaipur, Rajasthan Jaipur RAJASTHAN 302016 India

Jaipur
RAJASTHAN
302001
India 
Phone  9314044376  
Fax    
Email  drniharsharma@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Nihar Sharma 
Designation  Associate Professor 
Affiliation  Sms medical college 
Address  Department of Anaesthesiology, S.M.S Medical College,Jaipur, Rajasthan Jaipur RAJASTHAN 302016 India

Jaipur
RAJASTHAN
302001
India 
Phone  9314044376  
Fax    
Email  drniharsharma@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr Kavita M 
Designation  Resident Doctor 
Affiliation  Sms medical college 
Address  Department of Anaesthesiology, S.M.S Medical College, Jaipur, Rajasthan Jaipur RAJASTHAN

Jaipur
RAJASTHAN
302001
India 
Phone  8147475844  
Fax    
Email  kavitam1996@gmail.com  
 
Source of Monetary or Material Support  
Department of Anaesthesiology, S.M.S Medical College 
 
Primary Sponsor  
Name  Department of Anaesthesiology SMS Medical College 
Address  Department of Anaesthesiology, S.M.S Medical College,Jaipur 
Type of Sponsor  Government medical college 
 
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 Kavita M  sms medical college   1st floor medical icu dhanwantri
Jaipur
RAJASTHAN 
8147475844

kavitam1996@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Office of the ethics comittee sms medical college and attatched hospitals jaipur  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: O||Medical and Surgical,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  HFNC  Using High-flow nasal cannula in the prevention of escalation to invasive mechanical ventilation in patients with acute hypoxemic respiratory failure.  
Comparator Agent  Noninvasive ventilation   Using noninvasive ventilation in the prevention of escalation to invasive mechanical ventilation in patients with acute hypoxemic respiratory failure 
Intervention  prevention of escalation to invasive mechanical ventilation in patients with acute hypoxemic respiratory failure  prevention of escalation to invasive mechanical ventilation in patients with acute hypoxemic respiratory failure using High-flow nasal cannula or noninvasive ventilation. 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  Patient willing to give consent
Patients having AHRF defined by PaO2/FiO2 less than or equal to 300mmhg
Patient not responding to conventional oxygen therapy
Patient requiring ventilator support due to increased respiratory rate  
 
ExclusionCriteria 
Details  Absolute indication for intubation
Contraindication to NIV
PaCO2 more than 45mmhg
Chronic respiratory failure
 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Double Blind Double Dummy 
Primary Outcome  
Outcome  TimePoints 
To Assess Need for Invasive Mechanical Ventilation In Patients of Acute Hypoxemic Respiratory Failure.  until Invasive Mechanical Ventilation 
 
Secondary Outcome  
Outcome  TimePoints 
1.To measure vital parameters (SBP, DBP, MAP, HR, RR, SPO2)
2.To assess respiratory acidosis by recording ABG.
3.To assess duration of lCU stay.
4.To measure hospital mortality.
 
1.At admission, 12hours, 24hours,36hours, 72hours
2.AT 1hour ,6hours ,24hours ,48hours.
 
 
Target Sample Size   Total Sample Size="80"
Sample Size from India="80" 
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)   23/06/2024 
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="0"
Months="3"
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 - YES
  1. What data in particular will be shared?
    Response - All of the individual participant data collected during the trial, after de-identification.

  2. What additional supporting information will be shared?
    Response -  Study Protocol
    Response -  Statistical Analysis Plan
    Response - Informed Consent Form

  3. Who will be able to view these files?
    Response - Anyone

  4. For what types of analyses will this data be available?
    Response - Any purpose.

  5. By what mechanism will data be made available?
    Response (Others) -  data will be stored with principal and controller

  6. For how long will this data be available start date provided 20-01-2024 and end date provided 02-01-2024?
    Response - Immediately following publication. No end date.

  7. Any URL or additional information regarding plan/policy for sharing IPD? 
    Additional Information - nil
Brief Summary  
Patients with AHRF will be admitted to ICU.

Sample of patients satisfying the inclusion criteria will be selected for study and patients will be randomized into two groups by computer random number table method.

Patients will be assigned to NIV or HFNC.


Patient assigned NIV will be connected to ventilator for conventional NIV with full mask with following ventilator settings with PEEP 2 to 10 cm of water initially later PEEP or FiO2 or both will be set to keep SaO2≥92%. Ps level will be set to achieve expiratory tidal volume of 7 to 10 ml/kg.

Patient of other group will be connected to HFNC and heated humidified oxygen 31-37 C will be continuously supplied through binasal large bore prongs. Initial setting of oxygen flow rate will be 50L/min and FiO21.0, later setting of Fio2will be adjusted to attain SaO2≥92%

Following parameter will be recorded in both groups

1. Total number of patients in percentage will be required need of intubation due to following reasons
pH < 7.20              

paO2 <45mmHg                    

paCO2 >60mmHg    

Cardiopulmonary arrest

2. To Measure Vital parameters (SBP, DBP, MAP, HR, RR, SPO2) at inclusion and at 12, 24, 36, 48, 60, 72 hours.
3. To Assess Respiratory Acidosis by recording ABG at 1, 6, 24, 48 hours of study treatment.
4. To Assess no. of days on HFNC/NIV before escalation to intubation.
5. To Assess no. of duration of ICU stay.
6. To Measure Hospital Mortality.
 
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