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Table 1: 
Demographics of our cohorts (n = 40) and clinical features
Transradial Neuroangiography (n = 20)Transfemoral Neuroangiography (n = 20)P Value
Age (mean) (yr)14.6 (SD, 1.7)14.4 (SD, 2.1).69
M/F9:1112:8.35
Indication (No.)
    Ischemic stroke work-up610
    Arteriovenous malformation/fistula149
    Other01 (Ruptured aneurysm)
Procedures (No.)
    Diagnostic cerebral angiography1818
    Endovascular embolization22
General anesthesia (%)95951.0
Preprocedural hemoglobin (mean) (g/dL)132.8 (SD, 18.5)123.8 (SD 9.5).21
Preprocedural INR (mean)1.1 (SD, 0.1)1.1 (SD, 0.1)1.0
Preprocedural routine use of anticoagulants/antiplatelets (No.) (%)4, 206, 30.47
  • Note:—INR indicates international normalized ratio.