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Table 1: 
Demographic and baseline characteristics of all patients and by good collateral status, the locus of the thrombus, and 3-month outcome
CharacteristicAll Patients (n = 105)Collateral Score 0–1 (n = 47)Collateral Score 2–4 (n = 58)P1mRS ≤2 at Day 90 (n = 54)mRS 3–6 at Day 90 (n = 50)P2Proximal Thrombus (ICA+M1P, n = 38)Distal Thrombus (M1D+M2+M3, n = 67)P3
Age (yr) (mean) (SD)68.8 (13.5)70.1 (14.4)67.8 (12.7).3866.4 (13.1)71.3 (13.6).0666.0 (15.1)70.4 (12.3).11
Male (%)60 (57)29 (62)31 (53).4032 (59)28 (56).7427 (71)33 (49).03
NIHSS score before treatment (median) (IQR)13 (10)15 (7)11 (12).029 (10)17 (7)<.00118 (7)11 (10)<.001
NIHSS score 24 hours after thrombolysis (median) (IQR)6 (14)14 (14)3 (7)<.0012 (4)16 (11)<.00115 (10)3 (7)<.001
ASPECTS at admission CT (median) (IQR)10 (2)8 (3)10 (0)<.00110 (1)9 (2).209 (3)10 (2).07
ASPECTS at 24 hours after CT (median) (IQR)7 (5)5 (4)8.5 (3)<.0019 (3)5 (4)<.0014 (5)8 (4)<.001
Collateral score (median) (IQR)2 (3)0 (1)3 (1)<.0013 (1)1 (2)<.0011 (3)2 (2).01
Onset-to-treatment time (min) (mean) (SD)132 (27)124 (26)138 (27).008133 (26)129 (29).46131 (31)132 (25).85
Hypertension (No.) (%)69 (65.7)31 (66)38 (66).9636 (66.7)33 (66.0).9422 (57.9)47 (70.1).20
Diabetes (No.) (%)17 (16.2)9 (19)8 (14).466 (11.1)11 (22.0).138 (21.1)9 (13.4).31
Atrial fibrillation (No.) (%)41 (39.0)19 (40)22 (38).7923 (42.6)18 (36.0).4912 (31.6)29 (43.3).24
Coronary artery disease (No.) (%)35 (33.3)19 (40)16 (28).1712 (22.2)23 (46.0).0116 (42.1)19 (28.4).15
  • Note:—P1 indicates a P value between poor and good collateral status; P2, P value between mRS ≤ 2 and mRS > 2 groups; P3, P value between the proximal and distal thrombus groups; IQR, interquartile range; min, minutes.