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Table 1 Summary of trial procedures by time point

From: The DEVA trial: protocol for a randomised controlled trial of dequalinium chloride versus usual care antibiotics for the treatment of bacterial vaginosis

 

Baseline assessment (pre-randomisation)

Randomisation

Follow-up (time from randomisation)

 

Pathway 1

Pathways 2 and 3

Day 1

Day 14

Week 4

Week 12

Procedure

a – Eligibility screen

X

X

    

b – Informed consent

X (paper)

X (electronic)

    

c – Baseline data collection

X

X

    

d – Randomisation

  

X

   

e – Prescribe usual care treatment

X

X

    

f – Issue randomised trial treatment

  

X

For remote pathways, ‘issue’ refers to the shipment of treatment to the participant

   

g – Vaginal swab for STI testing

X

X ~ 

Self-taken, posted by a participant

    

h – Vaginal smear for microscopy

X (following local procedures)

X

Self-taken, posted by a participant

  

X

Remote only

Self-taken, posted by participant

 

i – Vaginal swab for future study of vaginal microbiota*

 

X*

Self-taken, posted by a participant

  

X*

Remote only

Self-taken, posted by a participant

 

Interventions

j – Dequalinium chloride (intervention group)

  

X (days 1–6)

   

k – Usual care antibiotics (control group)

  

X (duration of treatment in accordance with usual care)

   

Follow-up

l –Treatment adherence text message

   

X

  

m – Participant questionnaire (online or postal based on preference)

    

X

X

n – Pregnancy outcome#

  

The outcome of participants pregnant at the time of randomisation or found to have conceived between randomisation and week 4 follow- up will be collected throughout the duration of the trial