SLIP II Registry: Spinal Laminectomy Versus Instrumented Pedicle Screw Fusion
Public ClinicalTrials.gov record NCT03570801. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
SLIP II Registry: Spinal Laminectomy to Laminectomy With Instrumented Pedicle Screw Fusion for Lumbar Stenosis With Grade I Spondylolisthesis
Study identification
- NCT ID
- NCT03570801
- Recruitment status
- Active, not recruiting
- Study type
- Interventional
- Phase
- Not applicable
- Lead sponsor
- Lahey Clinic
- Other
- Enrollment
- 662 participants
Conditions and interventions
Conditions
Interventions
- Expert Panel Review Other
Other
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Oct 16, 2017
- Primary completion
- Dec 30, 2028
- Completion
- Dec 30, 2028
- Last update posted
- Sep 28, 2025
2017 – 2028
United States locations
- U.S. sites
- 16
- U.S. states
- 13
- U.S. cities
- 15
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Barrow Brain and Spine | Scottsdale | Arizona | 85251 | — |
| University of California, San Fransisco | San Francisco | California | 94143 | — |
| University of Miami | Miami | Florida | 33125 | — |
| Carle Neurosciences Institute | Urbana | Illinois | 61801 | — |
| Goodman Campbell Brain & Spine | Carmel | Indiana | 46032 | — |
| Norton Leatherman Spine Center | Louisville | Kentucky | 40202 | — |
| Massachusetts General Hospital | Boston | Massachusetts | 02114 | — |
| Lahey Hospital & Medical Center | Burlington | Massachusetts | 01803 | — |
| University of Minnesota | Minneapolis | Minnesota | 55455 | — |
| Mayo Clinic | Rochester | Minnesota | 55902 | — |
| Hospital for Special Surgery | New York | New York | 10021 | — |
| Columbia University | New York | New York | 10027 | — |
| Cleveland Clinic Foundation | Cleveland | Ohio | 44195 | — |
| University of Pittsburgh | Pittsburgh | Pennsylvania | 15213 | — |
| University of Utah Hospital | Salt Lake City | Utah | 84132 | — |
| University of Wisconsin | Madison | Wisconsin | 53792 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 1 non-U.S. site.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03570801, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Sep 28, 2025 · Synced May 17, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03570801 live on ClinicalTrials.gov.