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Related Experiment Video

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A Within-Subject Experimental Design using an Object Location Task in Rats

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Rationale and design for the PAINT randomized trial.

Pedro A Lemos¹, Bruno Moulin, Marco A Perin

¹Instituto do Coração, Faculdade de Medicina, Universidade de São Paulo, São Paulo, Brasil. pedro.lemos@incor.usp.br

Arquivos Brasileiros De Cardiologia

|April 10, 2010

Summary

This summary is machine-generated.

The PAINT trial compared biodegradable-polymer drug-eluting stents (paclitaxel-eluting and sirolimus-eluting) against bare metal stents. It assessed safety and efficacy in de novo coronary lesions, evaluating restenosis rates.

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Area of Science:

Cardiovascular Medicine
Interventional Cardiology
Biomaterials Science

Background:

The PAINT trial investigated novel biodegradable-polymer drug-eluting stents.
These included paclitaxel-eluting and sirolimus-eluting formulations.
The study aimed to compare their performance against bare metal stents.

Purpose of the Study:

To evaluate two new drug-eluting stent formulations.
To compare their efficacy against a bare metal stent.
To analyze outcomes between paclitaxel and sirolimus drug-eluting stents.

Main Methods:

A multicenter, 3-arm randomized trial involving 275 patients.
Patients received paclitaxel-eluting, sirolimus-eluting, or bare metal stents.
Primary endpoint: in-stent late loss at 9 months.

Main Results:

The trial design facilitated evaluation of safety and efficacy profiles.
Biodegradable-polymer drug-eluting stents were compared to bare metal stents.
Secondary analysis compared sirolimus versus paclitaxel drug-eluting stents.

Conclusions:

The PAINT trial assessed novel biodegradable-polymer drug-eluting stents.
It compared their safety and efficacy against bare metal stents.
The study also compared the anti-restenosis effects of sirolimus versus paclitaxel.