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Table 2 Measures, tools, domains and time-points for data collection for the POINT study

From: Cohort protocol paper: The Pain and Opioids In Treatment (POINT) study

Domain Measure Baseline T1 T2 T3 Those who discontinue opioids
Demographics       
     Age and sex  
     Marital status, employment, income  
     Educational attainment  
Pain       
     Pain Brief pain Inventory (BPI) [49]
     Current chronic pain diagnosis, incident pain  
     Illness and disability history Chronic Conditions section of the CIDI 3.0 [50, 51]
     Current physical disabilities 6-items from the Washington Group [52]
Physical functioning       
     Physical functioning Brief Pain Inventory (BPI) [51], Short-Form (SF)-12 [53]
     Exercise Exercise routine and how pain effects this
     Falls Un-standardised questions examining falls
     Sleep Medical Outcome Sleep scale (MOS) [54]
     Coping and pain Pain: Self-Efficacy Questionnaire (PSEQ) [55, 56]
Treatment       
     Past week use of prescription and OTC medications and dose Self-complete 7 day medication diary
     Current prescribed medications and days of use in last month  
     Other treatments for chronic pain  
     Perceived effect of treatment Patients’ Global Impression of Change scale (PGIC) [57]
     Beliefs about medicines Beliefs about Medicines Questionnaires [58]
     Convenience of accessing medications  
     Side-effects of opioid medication Pain Assessment and Documentation Tool (PADT) [59]
     Barriers to treatment  
     Reasons for discontinuance of opioids  
     Aberrant opioid medication-related behaviours Opioid Related Behaviours In Treatment ORBIT scale [60]
     Opioid Difficulties Prescribed Opioid Difficulties Scale (PODS) [61]
Quality of life WHO-QoL-BRIEF [62]
Mental health       
     Mental health history  
     Depression Patient Health Questionnaire −9 (PHQ-9) [63, 64]
     General Anxiety disorder Patient Health Questionnaire (GAD) [65]
     Social Anxiety Social Interaction Anxiety Scale (SIAS) [66]
     Social Phobia Social Phobia Scale (SPS) [66]
     Agoraphobia From the MINI International Neuropsychiatric Interview [67]
     Post-Traumatic Stress Disorder PC-PTSD [68]
     Borderline personality disorder screener Screener from the CIDI 3.0 [50]
     Child abuse Childhood Trauma Questionnaire [69]
     Suicidality and self-harm National Survey of Mental Health and Well-Being
     Social support (SPQ), MOS Social Support [70]
     Locus of control Multidimensional Health Locus of Control (B, C) [71]
Substance use       
     Lifetime and current drug use, illicit drug market  
     Drug and alcohol abuse and dependence CIDI 3.0 [50]