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] | ✓ | ✕ | ✕ | ✕ | ✓ |
