Table 1. Baseline characteristics of the 9,156 patients with acute stroke and 4-hourly blood pressure parameters for 24 hours included in the analysis.
| Overall (N=9156) | |
|---|---|
| Socio-demographic characteristics | |
| Female sex | 3587 (39.2) |
| Age (years) | 68.1 (13.5) |
| Region of Recruitment | |
| Australia and UK | 3383 (36.9) |
| South America | 802 (8.8) |
| China (incl. Taiwan) | 4281 (46.8) |
| India and Sri Lanka | 690 (7.5) |
| Time from stroke onset to commencing intervention (hrs) | 15.0 (5.0 – 38.0) |
| Time from admission to commencing intervention (hrs) | 8.0 (2.0 – 29.0) |
| Stroke type§ | |
| AIS | 8324 (91.1) |
| ICH | 817 (8.9) |
| Pre-stroke mRS of 0 | 5595 (61.1) |
| NIHSS at admission | 4.0 (2.0 – 9.0) |
| GCS score on arrival | 15.0 (14.0 – 15.0) |
| Vital signs and laboratory results | |
| Systolic BP (mmHg) | 155.5 (27.5) |
| Diastolic BP (mmHg) | 86.7 (16.6) |
| Heart Rate (bpm) | 76.0 (68.0 – 84.0) |
| Glucose (mmol/l) | 5.5 (4.9 - 6.1) |
| Serum Creatinine (mmol/l) | 75.0 (63.0 – 90.0) |
| Medical History | |
| Previous stroke | 2164 (23.7) |
| Coronary artery disease | 1238 (13.6) |
| Atrial fibrillation | 960 (10.6) |
| Heart Failure | 325 (3.6) |
| Hypertension | 5981 (65.5) |
| Diabetes Mellitus | 2235 (24.5) |
| Current Smoker | 1799 (19.8) |
| Medications at time of admission | |
| Aspirin | 4092 (44.7) |
| Other antiplatelet agent | 1836 (20.1) |
| Anticoagulant | 779 (8.5) |
| Swallow screen on admission | 7155 (78.2) |
| Swallow assessment on admission | 3341 (36.5) |
Data are n (%), mean (standard deviation) or median (interquartile range).
AIS: acute ischemic stroke; ICH: intracerebral hemorrhage; mRS: modified Rankin score; NIHSS: National Institutes of Health stroke scale; GCS: Glasgow coma scale; BP: blood pressure.
§
Reported by clinician investigator from brain imaging and other investigations on hospital discharge.