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Table 1 Research timeline for each participant

From: Effect of early treatment with polyvalent immunoglobulin on acute respiratory distress syndrome associated with SARS-CoV-2 infections (ICAR trial): study protocol for a randomized controlled trial

Timepoint D0 D1 D2 D3 D4 D5 D6 D7 D14 D15–20 D21 D22–27 D28 D90
Consent collection x              
Pursuit consent collection   x x x x x x x x x x x x  
Demographics, medical history, disease characteristics x              
Administration of IVIG or placebo therapy   x x x x          
Main outcome measurement   x x x x x x x x x x x x  
Collection of clinical data x x x x x x x x x x x x x  
Complete blood count, blood gas, creatinine x x       x x   x   x  
Leukocytosis, C-reactive protein, biobank collection x x       x    x    
SOFA score x x x x x x x x x x x x x  
Adverse events x x x x x x x x x x x x x x
Final assessment of main outcome              x  
Final assessment of secondary outcomes              x x