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Individualized blood pressure control does not improve outcomes in acute ischemic stroke patientsTailored blood pressure control shows no extra benefit for stroke patients

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Key Takeaway
Note that individualized blood pressure management during mechanical thrombectomy did not improve 90-day functional outcomes.

This randomized clinical trial enrolled 433 adult patients with an acute ischemic stroke caused by an anterior large vessel occlusion who were candidates for mechanical thrombectomy. The study was conducted across 8 academic comprehensive stroke centers in France.

Patients were assigned to either individualized blood pressure control, where mean arterial pressure was maintained within 10% of the first MAP measured before mechanical thrombectomy, or standard blood pressure control, where systolic BP was maintained between 140 and 180 mm Hg. The primary outcome was a favorable functional outcome at 90 days (modified Rankin Scale score 0 to 2).

Results showed a favorable functional outcome rate of 44.2% in the individualized group versus 48.8% in the control group (adjusted odds ratio, 0.82; 95% CI 0.54-1.24; p = 0.34). Mortality at 90 days was 18.8% in the individualized group and 16.4% in the control group (adjusted odds ratio, 1.19; 95% CI 0.70-2.03). No significant differences were observed in mean blood pressure levels or blood pressure variability between groups during the procedure.

Safety assessments included symptomatic intracranial hemorrhages at 24 hours and mortality at 90 days, with no statistically significant differences reported between treatment arms. The study suggests that individualized blood pressure management does not increase rates of favorable functional outcomes compared to standard management in this population.

When someone suffers a major stroke, doctors must make quick decisions about how to manage their blood pressure during life-saving procedures. Some experts suggested that personalizing these targets might lead to better outcomes for patients with large vessel blockages. This study looked at whether customizing blood pressure levels during mechanical thrombectomy—a procedure to remove clots—actually improved recovery compared to a standard approach.

Researchers followed 433 adults across eight centers in France. They compared an individualized approach, where they kept the patient's mean arterial pressure within 10% of their starting level, against a standard method that aimed for a systolic blood pressure between 140 and 180 mm Hg. The goal was to see if this specific tailoring helped more people regain function after 90 days.

The results showed no significant difference in favorable outcomes between the two groups. About 44.2% of patients in the individualized group reached a good functional outcome, compared to 48.8% in the standard group. Additionally, mortality rates and instances of bleeding in the brain were similar in both groups. While the study provides clear data on this specific technique, it remains a piece of evidence for doctors to consider when choosing treatment paths.

What this means for you:
Tailoring blood pressure during stroke procedures does not improve recovery compared to standard management.

Common questions

Does personalized blood pressure management help stroke recovery?

The study found no significant difference in favorable functional outcomes at 90 days between patients who received individualized blood pressure control and those who received standard care. In the trial, 44.2% of the individualized group had a good outcome compared to 48.8% in the standard group.

Is it safer to use tailored blood pressure during a stroke procedure?

The study did not find significant differences in safety between the two methods. Both the rate of mortality at 90 days and the occurrence of symptomatic intracranial hemorrhages (bleeding in the brain) within 24 hours were similar across both groups.

What is the standard blood pressure target during these procedures?

In this study, the standard blood pressure control group aimed to maintain a systolic blood pressure between 140 and 180 mm Hg. The individualized group tried to keep mean arterial pressure within 10% of the level measured just before the procedure.

Study Details

Study typeRct
Sample sizen = 215
EvidenceLevel 2
Follow-up831.6 mo
PublishedSep 2026
View Original Abstract ↓
BACKGROUND AND OBJECTIVES: Current recommended blood pressure (BP) targets during mechanical thrombectomy (MT) rely on a one-size-fits-all approach aiming at preventing hypertension. The efficacy and safety of an individualized BP control during thrombectomy for ischemic stroke has not been well studied. We aimed to evaluate whether an individualized BP control during MT could improve functional outcome at 90 days. METHODS: We conducted a multicenter, open-label, blinded-endpoint, randomized clinical trial at 8 academic comprehensive stroke centers in France. Adult patients with an acute ischemic stroke due to an anterior large vessel occlusion and an indication for MT were eligible. Recruitment was performed between March 10, 2021, and September 18, 2023. Patients were randomly assigned (1:1) to an individualized BP group during MT (where the mean arterial pressure [MAP] was maintained within 10% of the first MAP measured before MT) or a control BP group (systolic BP maintained within 140 and 180 mm Hg). The primary outcome was favorable functional outcome, defined as a modified Rankin Scale score between 0 and 2 at 90 days. Safety outcomes included symptomatic intracranial hemorrhages at 24 hours and mortality at 90 days. RESULTS: Overall, 433 patients (median age, 69.3 years, 228 females [52.8%]) were assigned to an individualized BP group (n = 215) or the control BP group (n = 218); one was excluded because of consent withdrawal. No significant differences in mean BP levels or BP variability were observed between groups during the procedure. Favorable functional outcome at 90 days was observed in 94 patients (44.2%) in the individualized BP group and 106 patients (48.8%) in the control group (adjusted odds ratio, 0.82; 95% CI 0.54-1.24; = 0.34). Mortality from any cause at 90 days was not significantly different between groups (18.8% in the individualized BP group vs 16.4% in the control BP group: adjusted odds ratio, 1.19; 95% CI 0.70-2.03). Rates of symptomatic intracranial hemorrhages were not different between the 2 groups. DISCUSSION: In patients with acute ischemic stroke due to an anterior large vessel occlusion, an individualized BP management during MT did not increase rates of favorable functional outcome at 90 days compared with a standard BP management. TRIAL REGISTRATION INFORMATION: ClinicalTrials.gov, DETERMINE, number NCT04352296. CLASSIFICATION OF EVIDENCE: This study provides Class II evidence that in patients undergoing mechanical thrombectomy for stroke due to anterior large vessel occlusion, functional outcomes at 90 days were similar with individualized BP management and standard BP management.
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