The COLOR trial is a Multicenter Randomized trial. Patients are eligible for study participation when PCI is indicated for complex coronary lesions. If patients comply with inclusion and exclusion and provide written informed consent they will be randomized in a 1:1 fashion between the two study treatments, (7 Fr. radial access with a Glideslender sheath or 7 Fr. femoral access with a standard femoral sheath) , in a 1:1 ratio.
The COLOR trial is a Multicenter Randomized trial. Patients are eligible for study participation when PCI is indicated for complex coronary lesions. If patients comply with inclusion and exclusion and provide written informed consent they will be randomized in a 1:1 fashion between the two study treatments, (7 Fr. radial access with a Glideslender sheath or 7 Fr. femoral access with a standard femoral sheath) , in a 1:1 ratio. During hospitalization (before discharge) the access site(s) will be checked for bleeding and vascular complications. All access sites should be checked for absent pulsations and hematomas and the size should be defined (length and width, cm) and accompanied complaints. Radial artery occlusion should be checked with the reverse Barbeau test. The femoral access site should be checked for murmurs and absence of pulsations. Ultrasound or Doppler of the access sites should be performed in those patients with suspected radial or femoral occlusion and the presence of other vascular complications, like (pseudo) aneurysms or arteriovenous (AV) fistula within 1 month. Patient-reported extremity dysfunction will be evaluated at baseline (before the procedure) and 1-month follow-up. Upper extremity function will be evaluated with the Quick Disabilities of the Arm, Shoulder and Hand questionnaire (QuickDASH) and lower extremity function with Lower Extremity Functional Scale questionnaire (LEFS). The occurrence of Major Adverse Cardiac Events (MACE) will be evaluated at discharge and 1-month follow-up.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
388
Complex PCI with access via radial artery using a 7 Fr. Glideslender sheath. PCI will be performed according to standard procedures and left to the discretion of the operator, however in case of stent placement the use of Ultimaster stents (Terumo) are highly recommended.
Complex PCI with access via femoral artery using a 7 Fr. standard femoral sheath . PCI will be performed according to standard procedures and left to the discretion of the operator, however in case of stent placement the use of Ultimaster stents (Terumo) are highly recommended.
ZNA Middelheim
Antwerp, Belgium
CHU Charleroi
Charleroi, Belgium
Ziekenhuis Oost Limburg
Genk, Belgium
Elisabeth Krankenhaus
Essen, Germany
The primary endpoint is defined as BARC 2,3 and 5 (Bleeding Academic Research Consortium) bleeding or vascular complication related to the randomized access site (during hospitalization).
The primary endpoint is defined as BARC 2,3 and 5 bleeding or vascular complication related to the randomized access site (during hospitalization).
Time frame: PCI procedure till patients is discharged from the hospital, with a maximum of 30 days
Non-access site related BARC 2,3 and 5 bleeding and/or vascular complications (hospitalization)
Non-access site related BARC 2,3 and 5 bleeding and/or vascular complications (hospitalization)
Time frame: PCI procedure till patients is discharged from the hospital, with a maximum of 30 days
MACE (hospitalization and 1-month)
MACE: Composite of death, myocardial infarction and repeat revascularization
Time frame: PCI procedure till 30 days after PCI procedure
Procedural success
Successful PCI of the target lesion with a residual stenosis of less than 20%
Time frame: during PCI procedure
procedural time
Procedural time from puncture to end procedure (in minutes)
Time frame: during PCI procedure
fluoroscopy time
fluoroscopy time (in seconds)
Time frame: during PCI procedure
contrast use
Contrast volume used (in ml)
Time frame: during PCI procedure
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Isala
Zwolle, Overijssel, Netherlands
Noordwest Ziekenhuisgroep
Alkmaar, Netherlands
OLVG
Amsterdam, Netherlands
VUMC
Amsterdam, Netherlands
Catharina Ziekenhuis Eindhoven
Eindhoven, Netherlands
RadboudUMC
Nijmegen, Netherlands
...and 2 more locations
crossover rate
Failure to complete the procedure through the randomized access site, requiring conversion from radial to femoral access or vice versa for procedure completion
Time frame: during PCI procedure