Table 1 Research timeline for each participant

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