Variable | N | Total | Anterior | Posterior | Test |
circulation | circulation | summary | |||
Preprocedure | |||||
Age (years) | 436 | 67.28 (14.47) | 67.3 (14.9) | 27 (48.2) | 0.9181 |
Women (n (%)) | 436 | 219 (50.2) | 192 (50.5) | 8 (66.7) | 0.3231 |
White (n (%)) | 435 | 266 (61) | 236 (62.1) | 30 (53.6) | 0.2273 |
Baseline NIHSS | 430 | 15.5 (7.5) | 15.3 (7.0) | 17.4 (11.0) | 0.0631 |
Onset to groin (min) | 417 | 576.8 (495.1) | 491.7 (812.5) | 480.3 (845.6) | 0.4356 |
IV tPA (n (%)) | 436 | 172 (39.4) | 153 (40.3) | 19 (33.9) | 0.9055 |
Comorbidities (n (%)) | |||||
Diabetes | 436 | 121 (27.8) | 110 (28.9) | 11 (19.6) | 0.1466 |
Hypertension | 436 | 163 (37.4) | 148 (38.9) | 15 (26.8) | 0.103 |
Afib | 436 | 301 (69) | 261 (68.7) | 40 (71.4) | 0.6748 |
Hyperlipidemia | 436 | 167 (38.3) | 152 (40) | 15 (26.8) | 0.0765 |
Procedure | |||||
Time to recanalization (min) | 422 | 27.8 (23.1) | 28.1 (23.5) | 26.3 (20.0) | 0.6067 |
IA tPA (n (%)) | 435 | 74 (17) | 59 (15.6) | 6 (10.7) | 0.2252 |
No of vessels/branches | 436 | 1.5 (0.7) | 1.5 (0.7) | 1.5 (0.8) | 0.5358 |
Final TICI flow (n (%)) | 436 | 0.2697 | |||
0−2A | 31 (7.1) | 29 (7.6) | 2 (3.6) | ||
2B−3 | 405 (92.9) | 351 (92.4) | 54 (96.4) | ||
No of devices | 436 | 2.3 (1.1) | 2.3 (1.0) | 2.4 (1.4) | 0.4481 |
Stent retrievers | 436 | 140 (32) | 125 (32) | 15 (27) | 0.3612 |
Stents | 436 | 18 (4.1) | 15 (4.0) | 3 (5.4) | 0.7153 |
Balloons | 436 | 31 (7) | 24 (6.3) | 7 (12) | 0.0983 |
No of passes | 436 | 2.9 (2.1) | 2.9 (2.1) | 3.1 (2.4) | 0.4479 |
No of passes (n (%)) | 436 | 0.3329 | |||
1 | 140 (32.1) | 122 (32.1) | 18 (32.1) | ||
2 | 98 (22.5) | 89 (23.4) | 9 (16.1) | ||
3 | 60 (13.8) | 54 (14.2) | 6 (10.7) | ||
>3 | 138 (31.7) | 115 (30.3) | 23 (41.1) | ||
Complications (n (%)) | 436 | 15 (3.4) | 12 (3.2) | 3 (5.4) | 0.3992 |
Hemorrhage, all types (n (%)) | 436 | 159 (36.5) | 143 (37.6) | 16 (28.6) | 0.1885 |
Hemorrhage, PH2 | 436 | 23 (5.3) | 20 (5.3) | 3 (5.4) | 0.9766 |
Outcome (90 day) | 436 (100) | 380 (100) | 56 (100) | ||
mRS (median (IQR)) | 436 | 3 (4) | 3 (3) | 3 (5) | 0.2033* |
mRS dichotomized (n (%)) | 436 | 0.9662 | |||
mRS 0–2 | 188 (43.1) | 164 (43.2) | 24 (42.9) | ||
mRS >2 | 248 (56.9) | 216 (56.8) | 32 (57.1) | ||
NIHSS | 141 | 2.52 (4) | 2.71 (4.3) | 1.28 (1.45) | 0.1652 |
Death (n (%)) | 436 | 84 (19.3) | 68 (17.9) | 16 (28.6) | 0.0981 |
Length of stay (days) | 429 | 10 (10.3) | 9.8 (9.2) | 11.5 (16.2) | 0.2640 |
Values are n (%), mean (SD) or median (IQR).
*Non-parametric t test was used.
χ2 test was used (Fisher’s exact for n<5), t test was used for parametric data comparisons.
Afib, atrial fibrillation; IA tPA, intra-arterial tissue plasminogen activator; IV tPA, intravenous tissue plasminogen activator; mRS, modified Rankin Scale; NIHSS, National Institutes of Health Stroke Scale; PH2, parenchymal hematoma 2; TICI, Thrombolysis in Cerebral Ischemia.