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Table 1: 
Demographic characteristics
All Patients n (%)Thrombectomy Patients n (%)Non-Thrombectomy Patients n (%)P
Total No. of patients249,336371 (0.2)248,965 (99.8)–
Mean age, y (SD)71.6 (14.0)66.6 (16.3)71.6 (14.0)<.0001
Sex
    Male114,199 (45.8)185 (49.9)114,014 (45.8).29
    Female135,137 (54.2)186 (50.1)134,951 (54.2)
Race
    White159,673 (76.5)270 (86.5)159,403 (76.5)<.0001
    Black38,342 (18.4)27 (8.7)38,315 (18.4)
    Hispanic10,738 (5.1)15 (4.8)10,723 (5.1)
Insurance status
    Private38,741 (15.5)95 (25.6)38,646 (15.5)<.0001
    Medicare181,995 (73.0)224 (60.4)181,771 (73.0)
    Medicaid16,540 (6.6)39 (10.5)16,501 (6.6)
    Uninsured12,060 (4.8)13 (3.5)12,047 (4.8)
Hospital location
    Urban222,497 (89.2)361 (97.3)222,136 (89.2)<.0001
    Rural26,839 (10.8)10 (2.7)26,829 (10.8)
Hospital teaching status
    Teaching96,739 (38.8)210 (56.6)96,529 (38.8)<.0001
    Non-teaching152,597 (61.2)161 (43.4)152,436 (61.2)