Percentage of patient with treatment failure: <br/ > <br/ >Treatment failure defined as any of following after 48 hours of randomization <br/ > i) A Fall in 1 score in Respiratory SOFA score <br/ > ii) New requirement of respiratory assist devices (HFNC; NIV) <br/ > iii) New requirement of mechanical ventilation <br/ > iv) MortalityTimepoint: Percentage of patient with treatment failure: <br/ > <br/ >Treatment failure defined as any of following after 48 hours of randomization <br/ > i) A Fall in 1 score in Respiratory SOFA score <br/ > ii) New requirement of respiratory assist devices (HFNC; NIV) <br/ > iii) New requirement of mechanical ventilation <br/ > iv) Mortality

Percentage of patient with treatment failure: <br/ > <br/ >Treatment failure defined as any of following after 48 hours of randomization <br/ > i) A Fall in 1 score in Respiratory SOFA score <br/ > ii) New requirement of respiratory assist devices (HFNC; NIV) <br/ > iii) New requirement of mechanical ventilation <br/ > iv) MortalityTimepoint: Percentage of patient with treatment failure: <br/ > <br/ >Treatment failure defined as any of following after 48 hours of randomization <br/ > i) A Fall in 1 score in Respiratory SOFA score <br/ > ii) New requirement of respiratory assist devices (HFNC; NIV) <br/ > iii) New requirement of mechanical ventilation <br/ > iv) Mortality

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Percentage of patient with treatment failure: <br/ > <br/ >Treatment failure defined as any of following after 48 hours of randomization <br/ > i) A Fall in 1 score in Respiratory SOFA score <br/ > ii) New requirement of respiratory assist devices (HFNC; NIV) <br/ > iii) New requirement of mechanical ventilation <br/ > iv) MortalityTimepoint: Percentage of patient with treatment failure: <br/ > <br/ >Treatment failure defined as any of following after 48 hours of randomization <br/ > i) A Fall in 1 score in Respiratory SOFA score <br/ > ii) New requirement of respiratory assist devices (HFNC; NIV) <br/ > iii) New requirement of mechanical ventilation <br/ > iv) Mortality

Percentage of patient with treatment failure: <br/ > <br/ >Treatment failure defined as any of following after 48 hours of randomization <br/ > i) A Fall in 1 score in Respiratory SOFA score <br/ > ii) New requirement of respiratory assist devices (HFNC; NIV) <br/ > iii) New requirement of mechanical ventilation <br/ > iv) MortalityTimepoint: Percentage of patient with treatment failure: <br/ > <br/ >Treatment failure defined as any of following after 48 hours of randomization <br/ > i) A Fall in 1 score in Respiratory SOFA score <br/ > ii) New requirement of respiratory assist devices (HFNC; NIV) <br/ > iii) New requirement of mechanical ventilation <br/ > iv) Mortality