Reducing opioid use for chronic non-cancer pain in primary care using an evidence-based, theory-informed, multistrategic, multistakeholder approach: a single-arm time series with segmented regression.

The change point analysis confirmed the intervention impact and showed a significant trend break in October 2017 (see online supplemental figure 1 ). 10.1136/bmjqs-2022-015716.supp3 Supplementary data Figure 3 shows the effect of the intervention on the rate of psychologist visits per month among incident users.

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