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. 2022 Apr 28;19(4):265–275. doi: 10.11909/j.issn.1671-5411.2022.04.002

Table 1. Baseline characteristics of study population.

Characteristics All patients
Data are presented as means ± SD or n (%). *Presented as median (interquartile range).
Age, yrs 62.3 ± 11.2
Male 8890 (68.3%)
Body mass index, kg/m2 24.7 ± 3.4
Current smoker 4097 (31.5%)
Medical history
Previous stroke/Transient ischaemic attack 3122 (24.0%)
Coronary artery disease 1315 (10.1%)
Previous myocardial infarction 215 (1.7%)
Hypertension 8167 (62.8%)
Diabetes mellitus 2964 (22.8%)
Dyslipidemia 1024 (7.9%)
Atrial fibrillation 856 (6.6%)
Peripheral artery disease 98 (0.8%)
Modified Rankin Scale at admission 2 (1−3)*
National Institutes of Health Stroke Scale at admission 3 (1−6)*
Index event
 Transient ischaemic attack 832 (6.4%)
 Ischaemic stroke 12,180 (93.6%)
In-hospital medication
 Antiplatelet therapy within 48 h 12,570 (97.3%)
 Lipid-lowering agent 12,494 (96.7%)
 Antihypertensive agent 6040 (46.8%)
 Anticoagulants 1308 (10.1%)
Stroke etiology-TOAST classification
 Large artery atherosclerosis 3431 (26.4%)
 Cardioembolism 768 (5.9%)
 Small vessel occlusion 2968 (22.8%)
 Other determined cause 174 (1.3%)
 Undetermined pathogenesis 5671 (43.6%)
Essen score 2 (1−3)*
 0−2 8889 (68.3%)
 3−6 4116 (31.6%)
 7−9 7 (0.05%)