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Table 1 Protocol schedule outlining follow-up visits and assessments at each visit

From: Integration of smoking cessation into standard treatment for patients receiving opioid agonist therapy who are smoking tobacco: protocol for a randomised controlled trial (ATLAS4LAR)

Time point

Study period

Enrolment

Allocation

Post-allocation

Follow-up

−1

0

1–15

16 (12–20)

17–24

34–54

Research nurse assessment

X

  

X

 

X

Informed consent

X

     

Eligibility assessment

X

     

Randomisation

 

x

    

Weekly follow-up by OAT staff (intervention group)

  

x

 

x

 

Clinical assessment

X

  

X

 

X

CO-measurement

X

  

X

 

X

Physical fitn. (4-min step-test)

X

  

X

 

X

Full blood count, CRP*

X

  

X

 

X

SCL-10 (mental health)

X

  

X

 

X

FSS-3 (fatigue symptoms)

X

  

X

 

X

EQ-5D-5L (quality of life)

X

  

X

 

X

  1. *Additional tests will be taken on clinical indication. Time points indicate weeks from initiation of intervention