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Table 2 Schedule of research visits

From: Rationale, design, and methodology of a trial evaluating three models of care for HCV treatment among injection drug users on opioid agonist therapy

Data Sources Pre-Baseline Baseline Wk0 Wk4 Wk8 Wk12 Wk24 Final Tx Wk FU
Wk4
FU
Wk12
FU
Wk24
Blood Tests
 HCV Viral Load X    X X X X X X X X
 Resistance Tests
 (NS3/4A, NS5A, NS5B Assays)
  X   X     X X X X
Other Clinical Measures
 Urine Toxicology (amphetamine, benzos, cocaine, methadone, opiates, oxycodone)   X   X X X X X X X X
 Methadone dose   X   X X X X X    
 Chart Abstraction X          X  
 Blister Pack    X X X X X     
Questionnaires (ACASI)
 Demographics   X          
 Adherence [32, 66, 67]     X X X X X    
 ACTG for Interferon if used [31]     X X X X X    
 Awareness of Viral Load questions     X X X X X   X X
 Quality of Life: EQ-5D-3 L [38, 68], HCV QoL [69, 70]   X   X X X X X   X X
 Depression: BDI-II [71, 72]   X   X X X X X   X X
 Healthcare Service Utilization (NMOS) [73]   X   X X X X X   X X
 Alcohol: AUDIT [74]   X   X X X X X   X X
 Drug and Alochol Use: ASI-Lite [75, 76]   X   X X X X X   X X
 Tobacco Questionnaire [77]   X          X
 Social Support: Norbeck Social Support Questionnaire [78], MOS [79]   X     X X X   X X
 IMB Questions [80, 81]   X    X       
 HCV Beliefs   X          X
 Common Sense Model Questions [82]   X    X       
 Psychiatric comorbidities: MINI [83]   X          
 Trust in physician [84]   X          
 Distrust in Health Care System [85]   X          
 Trust in Health Care Provider [86]   X          
 Subjective Opiate Withdrawal Scale [87]   X   X X X X X   X X
 Side Effects Survey   X   X X X X X