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Table 3 Association of Indiana’s opioid prescription emergency rules to daily Morphine Equivalent Dose (MED) per patient of opioids dispensed, controlling for patient and provider fixed effects (n = 1404 days)

From: The effects of state rules on opioid prescribing in Indiana

  Recipient fixed effects Provider fixed effects
Impact of policy, instantaneous −72.7*** −67.2***
Impact of policy on trend −0.045*** −0.024
  1. (1)*p ≤ 0.10, **p ≤ 0.05, ***p ≤ 0.01
  2. (2) Includes controls for pre- and post-intervention time trends, patient age and age squares, gender and payer type