From: Mechanical thrombectomy: can it be safely delivered out of hours in the UK?
Total (n = 501) | In-hours (n = 211) | Out-of-hours (n = 290) | p value* | |
---|---|---|---|---|
Age: mean (SD) | 66.7 (13.7) | 68.6 (12.6) | 65.3 (14.2) | 0.008 |
Sex: n (%) males | 262 (52.3) | 100 (47.4) | 162 (55.9) | 0.061 |
Hypertension: n (%) | 252 (50.3) | 93 (54.8) | 159 (44.1) | 0.017 |
Atrial fibrillation: n (%) | 140 (27.9) | 56 (26.5) | 84 (29.0) | 0.550 |
Hyperlipidaemia: n (%) | 134 (26.7) | 56 (26.5) | 78 (26.9) | 0.929 |
Diabetes: n (%) | 80 (16.0) | 29 (13.7) | 51 (17.6) | 0.246 |
Previous stroke/TIA: n (%) | 76 (15.2) | 31 (14.7) | 45 (15.5) | 0.799 |
Coma pre procedure: n (%) | 17 (3.4) | 7 (3.3) | 10 (3.4) | 0.936 |
Thrombolysis: n (%) | 368 (73.5) | 155 (73.5) | 213 (73.4) | 0.998 |
NIHSS at onset: median; mean (SD) | 18.0; 18.3 (7.0) | 18.0; 18.1 (7.1) | 18.0; 18.4 (6.9) | 0.718 |
Anterior circulation lesion: n (%) | 447 (89.2) | 189 (89.6) | 258 (89.0) | 0.828** |
CCA: n (%) | 6 (1.2) | 4 (1.9) | 2 (0.7) | |
ICA: n (%) | 158 (31.5) | 64 (30.3) | 94 (32.4) | |
ACA: n (%) | 1 (0.2) | 1 (0.5) | 0 (0.0) | |
M1: n (%) | 239 (47.7) | 98 (46.4) | 141 (48.6) | |
M2: n (%) | 37 (7.4) | 19 (9.0) | 18 (6.2) | |
M3: n (%) | 6 (1.2) | 3 (1.4) | 3 (1.0) | |
Posterior circulation lesion: n (%) | 54 (10.8) | 22 (10.4) | 32 (11.0) | |
Vertebral artery: n (%) | 4 (0.8) | 2 (0.9) | 2 (0.7) | |
Basilar artery: n (%) | 47 (9.4) | 18 (8.5) | 29 (10.0) | |
PCA: n (%) | 3 (0.6) | 2 (0.9) | 1 (0.3) |