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Table 1 Flow chart of the study outlining follow-up visits and assessments at each visit

From: Integrated treatment of hepatitis C virus infection among people who inject drugs: study protocol for a randomised controlled trial (INTRO-HCV)

 

Screening 1 (part 1)

Screening 2 (part 2)

Treatment initiation or referral to standard treatment (physician)

Treatment follow-up (4 weeks after initiation)

Treatment follow-up (8 weeks after initiation)

Treatment follow-up (12 weeks after initiation)

Effect assessment (12 weeks after completion)

Annual follow-up

Acceptable time shift (days)

   

± 7

± 7

± 7

± 14

± 60

Physician assessment

  

X

   

X

X

Research nurse assessment

X

X

    

X

X

- Informed consent

X

       

- Eligibility assessment

X

X

X

     

- Follow-up by staff delivering treatment and providing information (several times weekly)

  

X

X

X

X

  

- Clinical assessment

X

X

b

b

b

b

 

X

- Counselling on prevention

  

X

X

X

X

X

X

Elastographya

 

X

    

(X)

X

Lab tests

        

- Viral testing

X

     

X

X

Full blood count and transaminases

X

  

b

b

b

X

X

HSCL-10 (mental health)

X

     

X

X

FAS (fatigue symptoms)

X

     

X

X

EQ-5D-5 L (quality of life)

X

     

X

X

Infection risk behaviour

X

     

X

X

Substance use patterns

X

     

X

X

HCV genotyping and viral load

X

     

X

X

  1. aElastography after treatment will be assessed in Bergen and not in Stavanger due to elastography availability only in hospital clinic and not outpatient clinic
  2. bAdditional tests will be taken on clinical indication