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Table 2 Bivariate results: unadjusted association of 90-day readmission and state policy

From: State variation in opioid treatment policies and opioid-related hospital readmissions

State Policy

% Readmitted Within 90 Days

95% CI

Naloxone standing orders

 Yes

3.2*

3.1–3.2

 No

2.8

2.8–2.9

Good Samaritan laws

 Yes

3.2*

3.2–3.3

 No

1.7

1.6–1.8

Methadone coverage by Medicaid

 Yes

3.0*

3.0–3.1

 No

1.8

1.6–1.9

MAT coverage generosity by Medicaida

 More generous

3.5*

3.5–3.6

 Less generous

2.0

1.9–2.1

  1. CI confidence interval, MAT, medication-assisted treatment
  2. *p < 0.001
  3. aThis is a composite variable of preauthorization requirements for buprenorphine/naloxone, preauthorization for naltrexone, dosing limits for buprenorphine/naltrexone, and substance use disorder counseling requirements