Race against time: can speedy hip surgery save more lives?
NCT ID NCT04743765
First seen Jun 26, 2026 · Last updated Aug 27, 2026 · Updated 3 times
Summary
This study looks at whether doing hip fracture surgery within 6 hours, instead of waiting longer, can reduce deaths in patients who also have a recent heart injury. About 1100 adults aged 45 and older with a hip fracture and elevated troponin (a sign of heart damage) will be randomly assigned to either accelerated surgery or standard care. The main goal is to see if faster treatment lowers the chance of dying within 90 days.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- accelerated medical clearance and surgery
- What this could lead to
- If it works, this could show that faster surgery after a hip fracture lowers the risk of death for patients who also have a heart injury.
- What could go wrong
- This is a mid-stage trial, so results are not yet proven. The benefit may be small or not apply to all patients, and rushing surgery could increase risks.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 1,100 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Nov 2021
- Expected to finish
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Nov 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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45 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. age ≥45 years; 2. diagnosis of hip fracture during working hours with a low-energy mechanism requiring surgery; 3. troponin elevation ( at least one troponin measurement above the upper limit of normal occurring from the time of hip fracture to the time of randomization); and 4. informed consent. Exclusion Criteria: 1. taking a therapeutic dose of an anticoagulant for which no reversing agent is available and the anesthesiologist or surgeon believe surgery within 6 hours of eligibility criteria met would not be safe; 2. patients on a therapeutic vitamin K antagonist with a history of heparin induced thrombocytopenia (HIT); 3. patients with peri-prosthetic fracture, open fracture or bilateral fractures; 4. patients requiring an emergency surgery for another reason (e.g., subdural hematoma); 5. patients with acute myocardial infarction deemed to be clinically unstable, with a mechanical complication (i.e., acute papillary muscle rupture, ventricular septal defect), ST elevation myocardial infarction, or cardiogenic shock; 6. patients refusing consent; or 7. patients previously enrolled in HIP ATTACK-2.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
43 sites in 17 countries. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Aga Khan University
RECRUITINGKarachi, Sindh, 74800, Pakistan
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All India Institute of Medical Sciences (AIIMS)
RECRUITINGNew Delhi, National Capital Territory of Delhi, 110029, India
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B and B Hospital
RECRUITINGLalitpur, Bagmati, 44700, Nepal
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Bangalore Baptist Hospital
RECRUITINGBangalore, Karnataka, 560024, India
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Bryan Medical Center
ACTIVE_NOT_RECRUITINGLincoln, Nebraska, 68506, United States
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CISSS de Laval
RECRUITINGLaval, Quebec, H7M 3L9, Canada
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Chandler Regional Medical Center
ACTIVE_NOT_RECRUITINGChandler, Arizona, 85224, United States
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Chelsea and Westminster Hospital
RECRUITINGLondon, SW10 9NH, United Kingdom
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Christus Muguerza del Parque
ACTIVE_NOT_RECRUITINGChihuahua City, Chihuahua, 31000, Mexico
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Cleveland Clinic
ACTIVE_NOT_RECRUITINGCleveland, Ohio, 44195, United States
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Clinica Santa Maria
RECRUITINGSantiago, 7520378, Chile
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Cliniques Universitaires Saint Luc - University Catholic of Louvain
ACTIVE_NOT_RECRUITINGWoluwe-Saint-Lambert, Brussels Capital, 1200, Belgium
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Combined Military Hospital
RECRUITINGRawalpindi, Punjab Province, 46000, Pakistan
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Cruz Verde Guadalajara
ACTIVE_NOT_RECRUITINGGuadalajara, Jalisco, 44410, Mexico
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Dartmouth-Hitchcock Medical Center
ACTIVE_NOT_RECRUITINGLebanon, New Hampshire, 03756, United States
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Deventer Hospital
RECRUITINGDeventer, Overijssel, 7416 SE, Netherlands
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Emory University at Grady Memorial Hospital
ACTIVE_NOT_RECRUITINGAtlanta, Georgia, 30322, United States
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Froedtert Hospital
ACTIVE_NOT_RECRUITINGMilwaukee, Wisconsin, 53226, United States
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Galliera Hospital
RECRUITINGGenova, 16128, Italy
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Ghurki Trust Teaching Hospital
ACTIVE_NOT_RECRUITINGLahore, Punjab Province, 54000, Pakistan
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Government Medical College
ACTIVE_NOT_RECRUITINGTrivandrum, Kerala, 695011, India
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Government TD Medical College
ACTIVE_NOT_RECRUITINGAlappuzha, Kerala, 688005, India
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Groote Schuur Hospital
RECRUITINGCape Town, Western Cape, 7925, South Africa
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Hayat Abad Medical Complex
RECRUITINGPeshawar, KPK, 25000, Pakistan
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Hospital Clinic of Barcelona
RECRUITINGBarcelona, Barcelona, 08036, Spain
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Hospital Clinico Universitario de Vallad
RECRUITINGValladolid, Valladolid, 47007, Spain
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Hospital Costa del Sol
RECRUITINGMarbella, Malaga, 29603, Spain
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Hospital Sant Camil
RECRUITINGSant Pere de Ribes, Barcelona, 08810, Spain
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Hospital Universitari Parc Tauli
ACTIVE_NOT_RECRUITINGSabadell, Barcelona, 08208, Spain
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Hospital Universitari Sagrat Cor
RECRUITINGBarcelona, Barcelona, 08029, Spain
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Hospital Universitari Vall d'Hebron
RECRUITINGBarcelona, Barcelona, 08035, Spain
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Hospital Universitario Mutua de Terrassa
RECRUITINGTerrassa, Barcelona, 08221, Spain
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Hospital Universitario Ramón y Cajal
RECRUITINGMadrid, 28034, Spain
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Hospital de la Santa Creu I Sant Pau
ACTIVE_NOT_RECRUITINGBarcelona, Barcelona, 08041, Spain
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Hospital of Perugia
RECRUITINGPerugia, Umbria, 06129, Italy
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Indus Hospital & Health Network
RECRUITINGKarachi, Sindh, Pakistan
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JIPMER
RECRUITINGPuducherry, Puducherry, 605006, India
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Juravinski Hospital
RECRUITINGHamilton, Ontario, L8V 1C3, Canada
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King Faisal Specialist Hospital
RECRUITINGRiyadh, Riyadh Region, 11211, Saudi Arabia
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Lahey Hospital and Medical Center
ACTIVE_NOT_RECRUITINGBurlington, Massachusetts, 01805, United States
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Markham Stouffville Hospital
RECRUITINGMarkham, Ontario, L3P 7P3, Canada
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Maroof International Hospital
RECRUITINGIslamabad, ICT, 44000, Pakistan
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Mayo Clinic
ACTIVE_NOT_RECRUITINGRochester, Minnesota, 55905, United States
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Montefiore Medical Center
ACTIVE_NOT_RECRUITINGThe Bronx, New York, 10467, United States
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Oregon Health and Science University
ACTIVE_NOT_RECRUITINGPortland, Oregon, 97239, United States
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Ospedale Galeazzi SpA
RECRUITINGMilan, 20157, Italy
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Ospedale San Raffaele S.r.l.
RECRUITINGMilan, 20132, Italy
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Ottawa General Hospital
RECRUITINGOttawa, Ontario, K1H 8L6, Canada
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Parc Sanitari Sant Joan de Déu
RECRUITINGBarcelona, 08830, Spain
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Pontifica Universidad Catolica de Chile
RECRUITINGSantiago, RM, 83300024, Chile
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Queen Mary Hospital
RECRUITINGHong Kong, Hong Kong
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SPZOZ Myslenice
RECRUITINGMyślenice, Malopolska, 32-400, Poland
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Shifa International Hospitals Ltd.
RECRUITINGIslamabad, ICT, 44000, Pakistan
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Sinai Hospital of Baltimore
ACTIVE_NOT_RECRUITINGBaltimore, Maryland, 21215, United States
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South Karelia Central Hospital
ACTIVE_NOT_RECRUITINGLappeenranta, 53130, Finland
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St. Joseph's Healthcare Hamilton
RECRUITINGHamilton, Ontario, L8N 4A6, Canada
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St. Luke's University Health Network
ACTIVE_NOT_RECRUITINGBethlehem, Pennsylvania, 18015, United States
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Stellenbosch University - Tygerberg Hospital
ACTIVE_NOT_RECRUITINGCape Town, Western Cape, 7505, South Africa
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Stichting OLVG
RECRUITINGAmsterdam, 1091, Netherlands
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Tampere University Hospital
RECRUITINGTampere, 33521, Finland
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The John Hunter Hospital
RECRUITINGNew Lambton Heights, New South Wales, 2305, Australia
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The Regents of the University of California
ACTIVE_NOT_RECRUITINGDavis, California, 95618, United States
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The University of Texas Health Science Center at Houston
ACTIVE_NOT_RECRUITINGHouston, Texas, 77030, United States
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The University of Texas Southwestern Medical Center (UTSW)
ACTIVE_NOT_RECRUITINGDallas, Texas, 75390, United States
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Tufts Medical Center
ACTIVE_NOT_RECRUITINGBoston, Massachusetts, 02111, United States
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University Medical Center of Southern Nevada
ACTIVE_NOT_RECRUITINGLas Vegas, Nevada, 89102, United States
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University of Alberta Hospital
ACTIVE_NOT_RECRUITINGEdmonton, Alberta, T6G 2B7, Canada
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University of California, Irvine
ACTIVE_NOT_RECRUITINGIrvine, California, 92697, United States
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University of Malaya Medical Centre
RECRUITINGKuala Lumpur, 59100, Malaysia
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University of Maryland
ACTIVE_NOT_RECRUITINGBaltimore, Maryland, 20742, United States
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University of Michigan
ACTIVE_NOT_RECRUITINGAnn Arbor, Michigan, 48109, United States
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University of São Paulo
RECRUITINGSão Paulo, São Paulo, 05403010, Brazil
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University of Utah
ACTIVE_NOT_RECRUITINGSalt Lake City, Utah, 84112, United States
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University of Wisconsin
ACTIVE_NOT_RECRUITINGMadison, Wisconsin, 53715, United States
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Victoria Hospital
RECRUITINGLondon, Ontario, N6A 5W9, Canada
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West Middlesex University Hospital
RECRUITINGMiddlesex, TW7 6AF, United Kingdom
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Yale New Haven Hospital
ACTIVE_NOT_RECRUITINGNew Haven, Connecticut, 06520, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- After a stroke, does the heart inflame? MRI study probes the link
- Can a peptide drug shield the hearts of ICU patients?
- Could a small electrical device cut painkiller use after hip surgery?
- Can a common sedative added to spinal anesthesia keep older minds clear after hip surgery?
- Can a new hip buffer restore mobility after fractures?
- Can a gentler spinal anesthesia keep frail patients' blood pressure steadier during hip surgery?