Response to a peer telehealth intervention for emergency department patients presenting with opioid use disorder or unintentional overdose: a stratified interrupted time series analysis

Table 3 Odds ratios for the effect of PRSS program implementation on 30-day all-cause ED readmission following index ED encounter (N = 2,542)

	OR (95% CI)	P-value
All patients, unadjusted
Level change	0.802 (0.528–1.220)	0.30
Pre-implementation slope	1.021 (0.976–1.068)	0.37
Post-implementation slope	1.002 (0.951–1.055)	0.95
Slope change	0.981 (0.916–1.051)	0.59
All patients, adjusted
Level change	0.758 (0.496–1.159)	0.20
Pre-implementation slope	1.033 (0.986–1.081)	0.17
Post-implementation slope	0.987 (0.937–1.040)	0.63
Slope change	0.956 (0.892–1.025)	0.21
*Stratified by Medicaid status*
Medicaid
Level change	0.697 (0.407–1.194)	0.19
Pre-implementation slope	1.054 (0.993–1.118)	0.082
Post-implementation slope	0.985 (0.925–1.049)	0.64
Slope change	0.935 (0.858–1.019)	0.12
Non-Medicaid
Level change	0.887 (0.445–1.768)	0.73
Pre-implementation slope	0.989 (0.920–1.062)	0.75
Post-implementation slope	0.998 (0.907–1.099)	0.97
Slope change	1.010 (0.896–1.138)	0.87
*Stratified by Sex*
Females
Level change	1.020 (0.541–1.925)	0.95
Pre-implementation slope	1.041 (0.971–1.117)	0.25
Post-implementation slope*	0.911 (0.836–0.991)	0.031
Slope change*	0.874 (0.783–0.976)	0.017
Males
Level change	0.619 (0.350–1.093)	0.098
Pre-implementation slope	1.026 (0.965–1.090)	0.41
Post-implementation slope	1.037 (0.970–1.109)	0.29
Slope change	1.011 (0.923–1.107)	0.82

ISSN: 1747-597X