Sequential and Comparative Evaluation of Pain Treatment Effectiveness Response
Summary
The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →
Investigators
The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.
- David J Clark, PhD MD
VA Palo Alto Health Care System, Palo Alto, CA
Study Chair - Matthew J. Bair, MD MS
Richard L. Roudebush VA Medical Center, Indianapolis, IN
Study Chair
A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.
Sites
19 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.
- Phoenix Va Health Care System, Phoenix, Az
Phoenix, Arizona, United States
Recruiting - Va Loma Linda Healthcare System, Loma Linda, Ca
Loma Linda, California, United States
Recruiting - Va Long Beach Healthcare System, Long Beach, Ca
Long Beach, California, United States
Recruiting - Va Palo Alto Health Care System, Palo Alto, Ca
Palo Alto, California, United States
David J Clark, PhD MDRecruiting - Rocky Mountain Regional Va Medical Center, Aurora, Co
Aurora, Colorado, United States
Withdrawn - Bay Pines Va Healthcare System, Pay Pines, Fl
Bay Pines, Florida, United States
Terminated - Orlando Va Healthcare System, Orlando, Fl
Orlando, Florida, United States
Recruiting - Atlanta Va Medical and Rehab Center, Decatur, Ga
Decatur, Georgia, United States
Recruiting - Richard L. Roudebush Va Medical Center, Indianapolis, in
Indianapolis, Indiana, United States
Recruiting - Baltimore Va Medical Center Va Maryland Health Care System, Baltimore, Md
Baltimore, Maryland, United States
Terminated - Va Boston Healthcare System Jamaica Plain Campus, Jamaica Plain, Ma
Boston, Massachusetts, United States
Recruiting - St. Louis Va Medical Center John Cochran Division, St. Louis, Mo
St Louis, Missouri, United States
Recruiting - Va Southern Nevada Healthcare System, North Las Vegas, Nv
North Las Vegas, Nevada, United States
Terminated - Asheville Va Medical Center, Asheville, Nc
Asheville, North Carolina, United States
Recruiting - Va Portland Health Care System, Portland, Or
Portland, Oregon, United States
Recruiting - South Texas Health Care System, San Antonio, Tx
San Antonio, Texas, United States
Recruiting - Va Salt Lake City Health Care System, Salt Lake City, Ut
Salt Lake City, Utah, United States
Recruiting - Hampton Va Medical Center, Hampton, Va
Hampton, Virginia, United States
Terminated - Hunter Holmes Mcguire Va Medical Center, Richmond, Va
Richmond, Virginia, United States
Terminated
Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.
Drugs studied
No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →
Registration & key dates
Registry attributes as recorded on the ClinicalTrials.gov study record.
- Start
- 13 Jun 2022
- Primary completion
- 30 Jun 2027
- Completion
- 30 Jun 2027
- Last update posted
- 4 May 2026
- Registered enrollment
- 2,529
- Registry id
- NCT04142177
Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.