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. 2021 Jul 1;12(4):1000–1009. doi: 10.14336/AD.2021.0311

Table 3.

Clinical Trials for Non-Treatment Candidates.

Study Citation Study Design Intervention Number of participants (n) Rates of major/severe hemorrhage
(Treatment versus Control)
Outcome
THALES Johnston et al. NEJM 2020 [36] Randomized, double-blind, placebo-
controlled trial
Randomization within 24 hours of symptom onset 11,016 0.5% vs 0.1%,
(P=0.001)
Lower risk of stroke or death within 30 days but increase risk of major hemorrhage.
POINT Johnston et al. NEJM 2018 [25] Randomized, double-blind multicenter trial Randomization within 12 hours of symptom onset 4881 0.9% vs 0.4%,
(P=0.02)
Lower risk of major ischemic events but a higher risk of major hemorrhage at 90 days
CHANCE Wang et al.
NEJM 2013 [24]
Randomized, double-blind, placebo-
controlled trial
Randomization within 24 hours of symptom onset 5170 0.3% vs 0.3%,
(P=0.73)
Lower risk of stroke but no increase risk of major hemorrhage at 90 days