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Table 1 Association of Indiana’s opioid prescription emergency rules to daily Morphine Equivalent Dose (MED) per patient of opioids dispensed by patient gender, age, payer type, number of scripts within MED per day per patient brackets and by number of days of supply per prescription

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

  Impact of policy Pre-policy Time Trend Post-policy time trend
Gender
 Females −2.80*** −.0027*** −.0042***
 Males −3.68*** −.0014*** −0.0044**
Age
 0–20 years - 27.26*** −.0151*** 0.0219***
 20–40 years −3.00*** .0009*** −0.0045***
 40–60 years −2.45*** −.0017*** −0.0023
 60+ years −2.04*** −.0014*** −0.0016
Payer Type
 Commercial Ins. −3.32*** −.0041*** 0.0001*
 Medicaid −3.96*** −.0018*** −0.0100***
 Medicare −4.03*** .0037*** −0.0080***
 Private Pay −2.65*** .0007** −0.0019
 Worker’s Comp −5.93*** .0038*** 0.0120*
# scripts within clinically relevant MED per day brackets
 0–20 41.72 .4939*** 0.1299
 20–40 −836.76 *** −.1699 −0.6885
 40–60 −363.90 *** .2325* −0.1411
 60–80 −126.24*** .0072 −0.2214
 80–100 −110.34*** .0511* 0.0058
100+ −345.37*** .1486* −0.2608
# scripts within clinically relevant # days of supply brackets
 0–15 −635.96* −.3354 −1.2997
 16–30 −1077.80*** 1.1207*** 0.2100
  > 30 −49.59*** −.0076 −0.0843**
  1. Coefficients and t-statistics from Interrupted Time Series Analysis. *p ≤ 0.10, **p ≤ 0.05, ***p ≤ 0.01