July 1, 1991Catheterization and Cardiovascular Diagnosis
Clinical factors affecting the immediate outcome of ptca in patients with unstable angina and poor candidates for surgery
Why the study?
Does PTCA affect immediate outcomes (success, mortality, and complications) in patients with unstable angina who are poor candidates for surgery compared to stable patients?
Population
947 patients, comprising 277 consecutive patients with unstable angina who were poor candidates for bypass…
Comparison
Percutaneous Transluminal Coronary Angioplasty… vs PTCA performed in a control group of consecutive…
Design
Cohort
Follow-up
immediate
Authors
Discussion
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Member takes
Implication
PTCA in unstable angina carries higher complications in poor surgical candidates; leaves open whether clinical context optimizes immediate outcomes.
Structured PICO
Does PTCA affect immediate outcomes (success, mortality, and complications) in patients with unstable angina who are poor candidates for surgery compared to stable patients?
P
Population
947 patients, comprising 277 consecutive patients with unstable angina who were poor candidates for bypass surgery (due to inoperable conditions, emergency, or surgery not being the best option) and a control group of 670 consecutive stable patients.
I
Intervention
Percutaneous Transluminal Coronary Angioplasty (PTCA), performed either as an emergency procedure in medically refractory unstable angina (107 cases) or as an elective procedure after a 7 to 10 days symptom-free period.
C
Comparator
PTCA performed in a control group of consecutive stable patients.
O
Outcome
Immediate outcome, including success rate, mortality rate, and overall complication rate.hard clinical
PTCA in patients with unstable angina who are poor surgical candidates carries a higher complication rate than in stable patients, with immediate outcomes heavily dependent on the specific clinical context and disease severity.
Cite This Study
Colle et al. (1991) studied this question.