Table 3.
IVT and MT information.
| Variable | Response | Total |
African American |
Non-African American |
||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | 2020 | p-value | 2019 | 2020 | p-value | 2019 | 2020 | p-value | ||
| IVT information for eligible patients (African American n=125 with 78 in 2019 and 47 in 2020; Non-African American=121 with 89 in 2019 and 32 in 2020) | ||||||||||
| IVT given at HFH | Yes | 17 (12%) | 13 (20%) | 0.143 | 12 (17%) | 7 (16%) | >.99 | 5 (7%) | 5 (23%) | 0.048 |
| No1 | 126 (88%) | 53 (80%) | 58 (83%) | 36 (84%) | 68 (93%) | 17 (77%) | ||||
| IVT given at HFH or outside HFH | Yes | 26 (17%) | 19 (26%) | 0.112 | 16 (22%) | 9 (20%) | >.99 | 10 (13%) | 9 (35%) | 0.019 |
| No2 | 126 (83%) | 53 (74%) | 58 (78%) | 36 (80%) | 68 (87%) | 17 (65%) | ||||
| Reasons for not receiving IVT3 | Absolute exclusions4 | 15 (11%) | 8 (13%) | 0.075 | 4 (6%) | 2 (5%) | 0.626 | 11 (14%) | 6 (26%) | 0.106 |
| Rapid improvement | 10 (7%) | 0 (0%) | 3 (5%) | 0 (0%) | 7 (9%) | 0 (0%) | ||||
| Delay in patient arrival | 108 (77%) | 52 (85%) | 51 (82%) | 36 (95%) | 57 (72%) | 16 (70%) | ||||
| Stroke severity too mild | 6 (4%) | 0 (0%) | 2 (3%) | 0 (0%) | 4 (5%) | 0 (0%) | ||||
| Care team unable to determine eligibility | 1 (1%) | 1 (2%) | 1 (2%) | 0 (0%) | 0 (0%) | 1 (4%) | ||||
| Patient/family refused | 1 (1%) | 0 (0%) | 1 (2%) | 0 (0%) | 0 (0%) | 0 (0%) | ||||
| Time from Arrival to IVT Initiation (Minutes)5 | N Median (IQR) | 17 51 (45, 76) | 13 38 (34, 50) | 0.051 | 12 58.5 (44, 76.5) | 7 38 (29, 42) | 0.029 | 5 47 (45, 48) | 5 38 (38, 59) | 0.424 |
| Time from LKW to IVT initiation (Hours)5 | N Median (IQR) | 17 2 (1.67, 2.45) | 13 1.98 (1.27, 2.87) | 0.901 | 12 2.2 (1.8, 3) | 7 1.8 (1.2, 2.7) | 0.286 | 5 1.7 (1.5, 1.9) | 5 2 (2, 2.9) | 0.324 |
| MT information for eligible patients (African American=28 with 17 in 2019 and 11 in 2020; Non-African American=40 with 25 in 2019 and 15 in 2020) | ||||||||||
| MT received | Yes | 16 (38%) | 14 (52%) | 0.323 | 6 (35%) | 3 (27%) | >.99 | 10 (40%) | 11 (73%) | 0.055 |
| No | 26 (62%) | 13 (48%) | 11 (65%) | 8 (73%) | 15 (60%) | 4 (27%) | ||||
| Reasons for not receiving MT6 | NIHSS<6 | 12 (29%) | 7 (26%) | 0.821 | 5 (45%) | 4 (50%) | 0.592 | 7 (47%) | 2 (50%) | >0.99 |
| Established Stroke | 5 (12%) | 3 (11%) | 1 (9%) | 2 (25%) | 4 (27%) | 1 (25%) | ||||
| Other reason for no MT7 | 9 (21%) | 3 (11%) | 5 (45%) | 2 (25%) | 4 (27%) | 1 (25%) | ||||
| Time from Arrival to Arterial Puncture (Hours) | N Median (IQR) | 16 1.33 (0.79, 1.86) | 14 1.24 (0.63, 2) | 0.579 | 6 1.72 (1.27, 6.63) | 3 1.43 (1.28, 4.75) | 0.900 | 101.01 (0.7, 1.5) | 110.82 (0.33, 2) | 0.652 |
Excludes IVT given outside HFH and absolute exclusions.
Excludes absolute exclusions.
Only patients not receiving IVT.
One patient with elevated blood pressure despite treatment, 4 patients with recent intracranial or spinal surgery or significant head trauma, or prior stroke in previous 3 months, 5 patients with history of previous ICH, intracranial neoplasm, arteriovenous malformation, or aneurysm, 3 patients with active internal bleeding including presence of SDH or ICH and 10 patients with acute bleeding diathesis.
Only patients receiving IVT at HFH.
Only MT eligible patients not receiving MT.
Three patients with brain hemorrhage, 2 patients with anatomical exclusion, 3 patients with chronic occlusion, 2 patients with stenosis no occlusion, 1 patient with non-occlusive thrombus and 1 patient with significant pre-disability.