During this 36-month R34 trial, eight study phases are proposed to adapt an evidence-based post traumatic stress disorder (PTSD) intervention (STAIR-NT) and layer it into a methadone maintenance treatment (MMT) program (START Treatment and Recovery centers) in New York City for use among individuals engaged in stimulant-opioid polysubstance use. The study aims to adapt STAIR-NT to a massed treatment schedule. Once an adapted protocol is complete, it will be tested for feasibility, acceptability, and short-term polysubstance and PTSD symptomology outcomes in a pilot randomized control trial (RCT) of 80 participants. Participants who screen eligible and consent will be randomized 1:1 to the adapted STAIR-NT intervention or treatment as usual (TAU) using randomization blocks of two and two and four via a computer-generated randomization sequence. Participants assigned to the intervention will receive the adapted massed delivery of STAIR-NT by trained counselors.
Age range
18 Years
Sex
ALL
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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Bring these to your next appointment. They're a starting point for a shared conversation — not a sign you qualify or a recommendation to enrol.
Generated to help you prepare — always confirm anything about your own eligibility and care with the study team and your doctor.
The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.
Proportion of Eligible Participants
Timeframe: Baseline
Proportion of Eligible Participants who Enroll
Timeframe: Baseline
Number of Intervention Sessions Completed
Timeframe: Up to Month 3
Clinician-Rated Feasibility of Intervention Measure (FIM) Score
Timeframe: Month 3
Clinician-Rated Feasibility of Acceptability of Intervention Measure (AIM) Score
Timeframe: Month 3
Number of Days of Co-Use of Cocaine and Illicit Opioids
Timeframe: Month 3
Number of Substances Used based on ASI Self-Report
Timeframe: Month 3
Number of Substances Used based on Urine Drug Screen
Timeframe: Month 3
Number of Substances Used based on Chart Abstraction of Toxicology Results
Timeframe: Month 3
PTSD Checklist for DSM-5 (PCL-5) Score
Timeframe: Month 3
Negative Mood Regulation Scale Score
Timeframe: Month 3
Inventory of Interpersonal Problems Score
Timeframe: Month 3