{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,11,6]],"date-time":"2026-11-06T15:52:38Z","timestamp":1793980358214,"version":"4.8.0"},"reference-count":44,"publisher":"BMJ","license":[{"start":{"date-parts":[[2025,3,31]],"date-time":"2025-03-31T00:00:00Z","timestamp":1743379200000},"content-version":"unspecified","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"content-domain":{"domain":["bmj.com"],"crossmark-restriction":true},"short-container-title":["BMJ"],"accepted":{"date-parts":[[2025,2,13]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Objectives<\/jats:title>\n                    <jats:p>To investigate whether a less intense antiplatelet regimen could be used for people receiving drug coated balloons.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Design<\/jats:title>\n                    <jats:p>Multicentre, randomised, open label, assessor blind, non-inferiority trial (REC-CAGEFREE II).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Setting<\/jats:title>\n                    <jats:p>41 hospitals in China between 27 November 2021 and 21 January 2023.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Participants<\/jats:title>\n                    <jats:p>1948 adults (18-80 years) with acute coronary syndrome who received treatment exclusively with paclitaxel-coated balloons according to the international drug coated balloon consensus.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Interventions<\/jats:title>\n                    <jats:p>Participants were randomly assigned (1:1) to either the stepwise dual antiplatelet therapy (DAPT) de-escalation group (n=975) consisting of aspirin plus ticagrelor for one month, followed by five months of ticagrelor monotherapy, and then six months of aspirin monotherapy, or to the standard DAPT group (n=973) consisting of aspirin plus ticagrelor for 12 months.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Main outcome measures<\/jats:title>\n                    <jats:p>The primary endpoint was net adverse clinical events (all cause death, stroke, myocardial infarction, revascularisation, and Bleeding Academic Research Consortium (BARC) type 3 or 5 bleeding) at 12 months in the intention-to-treat population. Non-inferiority was established if the upper limit of the one sided 95% confidence interval (CI) for the absolute risk difference was smaller than 3.2%.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      The mean age of participants was 59.2 years, 74.9% were men, 30.5% had diabetes, and 20.6% were at high bleeding risk. 60.9% of treated lesions were in small vessels, and 17.8% were in-stent restenosis. The mean drug coated balloon diameter was 2.72 mm (standard deviation 0.49). At 12 months, the primary endpoint occurred in 87 (8.9%) participants in the stepwise de-escalation group and 84 (8.6%) in the standard group (difference 0.36%; upper boundary of the one sided 95% CI 2.47%; P\n                      <jats:sub>non-inferiority<\/jats:sub>\n                      =0.013). In the stepwise de-escalation versus standard groups, BARC type 3 or 5 bleeding occurred in four versus 16 participants (0.4%\n                      <jats:italic>v<\/jats:italic>\n                      1.6%, difference \u22121.19% (95% CI \u22122.07% to \u22120.31%), P=0.008), and all cause death, stroke, myocardial infarction, and revascularisation occurred in 84 versus 74 participants (8.6%\n                      <jats:italic>v<\/jats:italic>\n                      7.6%, difference 1.05% (95% CI \u22121.37% to 3.47%), P=0.396). Treated as having hierarchical clinical importance by the win ratio method, more wins were noted with the stepwise de-escalation group (14.4% wins) compared with the standard group (10.1% wins) for the predefined hierarchical composite endpoint of all cause death, stroke, myocardial infarction, BARC type 3 bleeding, revascularisation, and BARC type 2 bleeding (win ratio 1.43 (95% CI 1.12 to 1.83), P=0.004). Results from the per-protocol and the intention-to-treat analysis were similar.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Among participants with acute coronary syndrome who could be treated by drug coated balloons exclusively, a stepwise DAPT de-escalation was non-inferior to 12 month DAPT for net adverse clinical events.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Trial registration<\/jats:title>\n                    <jats:p>\n                      Clinicaltrials.gov\n                      <jats:ext-link xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xlink:href=\"NCT04971356\" ext-link-type=\"clintrialgov\">NCT04971356<\/jats:ext-link>\n                    <\/jats:p>\n                  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