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Table 2 Time schedule of ancillary study

From: Autologous full-thickness skin graft as reinforcement in parastomal hernia repair: a randomised controlled trial

 

Study period

 

Preoperative

Operation

Postoperative

Analyses

Timepoint

− 1 day

0

1 day

3 months

12 months

tx

Interventions:

Fascia sample

 

X

   

X

Venous blood sample

X

X

X

X

X

X

Subgroup intervention:

Needle biopsy

    

X

X

Assessments:

List baseline variables

X

     

List interventional variables

 

X