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Table 4: 
Clinical outcome of patients with technically successful procedures
All Patients (n = 33)Group A (n = 20)Group B (n = 13)P Value (Group A vs Group B)
Follow-up (mos), median (range)21 (0–72)16 (0–49)30 (0–72).15
Recurrent ischemic stroke, n (%)3 (9)3 (15)0 (0).26
Recurrent TIA, n (%)1 (3)1 (5)0 (0)1.00
Primary outcome events (major complication or recurrent ischemic stroke), n (%)7 (21.2)5 (25.0)2 (15.4).68
Survival without primary outcome event.51
Probability at 1 year (SE)0.81 (0.07)0.79 (0.10)0.85 (0.10)
Probability at 2 years (SE)0.77 (0.08)0.72 (0.11)0.85 (0.10)
  • Note:β€”TIA indicates transient ischemic attack; SE, standard error.