From: Cohort protocol paper: The Pain and Opioids In Treatment (POINT) study
Baseline | T2 3Â months | T3 12Â months | T4 24Â months |
---|---|---|---|
• Phone interview | • Self-complete questionnaire (paper and pencil and online versions) | • Self-complete questionnaire (paper and pencil and online versions) | • Phone interview |
• Self-complete questionnaire (paper and pencil and online versions) | • Self-complete questionnaire (paper and pencil and online versions) |