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Table 6 Blood volume collection per visit

From: Cascade Immune Mechanisms of Protection against Mycobacterium tuberculosis (IMPAc-TB): study protocol for the Household Contact Study in the Western Cape, South Africa

Group

Visit

Max volume (ml)

TB participants

  
 

Screening (D0)

60

 

Bronchoscopy (D1–5)

70

Contacts

  
 

Screening (D0)

4

 

Visit 1 (M3 – 7 days)

4

 

Visit 2 (M3)

60

 

Visit 3 (M3 + 7–14 days)

70

Controls

  
 

Screening (D0)

4

 

Visit 1 (M3 – 7 days)

4

 

Visit 2 (M3)

60

 

Visit 2 (M3 + 7–14 days)

70