Table 1.
Characteristics of the patients (n = 862)
| Characteristic | Derivation group (n = 575) | Validation group (n = 287) | P value |
|---|---|---|---|
| Demographic characteristics | |||
| Older age (≥65), y ,(n, %) | 342 (59.5) | 167 (58.2) | >0.05 |
| Female gender | 215 (37.4) | 107 (37.3) | >0.05 |
| Obesity (BMI ≥ 25 kg/m2) | 229 (40.2) | 116 (40.8) | >0.05 |
| Risk factors for stroke | |||
| Arterial hypertension | 373 (64.9) | 180 (62.7) | >0.05 |
| Diabetes mellitus | 151 (26.3) | 71 (24.7) | >0.05 |
| Atrial fibrillation | 55 (9.6) | 24 (8.4) | >0.05 |
| Currently smoking | 241 (41.9) | 107 (37.3) | >0.05 |
| Alcoholism | 176 (30.6) | 87 (30.3) | >0.05 |
| Metabolism syndrome | 210 (37.0) | 89 (32.0) | >0.05 |
| Laboratory results | |||
| TG (median,range) | 185 (32.2) | 76 (26.5) | >0.05 |
| TC | 113 (19.7) | 57 (19.9) | >0.05 |
| HDL | 98 (17.0) | 58 (20.2) | >0.05 |
| LDL | 165 (28.7) | 88 (30.7) | >0.05 |
| Fast glucose | 241 (42.5) | 110 (39.6) | >0.05 |
| eGFR | 448 (82.2) | 219 (80.8) | >0.05 |
| BUN | 65 (11.3) | 37 (12.9) | >0.05 |
| SCr | 47 (8.2) | 33 (11.5) | >0.05 |
| UA | 58 (10.1) | 37 (12.9) | >0.05 |
| Acute stroke characteristics | |||
| Acute ischemic stroke | 462 (80.3) | 218 (76.0) | >0.05 |
| NIHSS | 12 (9, 16) | 12 (9, 17) | >0.05 |
| Lower limb NIHSS score ≥ 2 | 315 (54.9) | 165 (58.9) | >0.05 |
| Risk factors for deep venous thrombosis | |||
| Active cancer | 12 (2.1) | 7 (2.4) | >0.05 |
| Vein puncture | 30 (5.2) | 11 (3.8) | >0.05 |
| DVT prophylaxis strategies | |||
| Anticoagulation in ischmeic stroke* | 105 (22.7) | 48 (22.0) | >0.05 |
| Antiplatelet agents in ischmeic stroke | 372 (80.5) | 177 (80.2) | >0.05 |
| Deambulation under the supervision of a physical therapist | 267 (46.4) | 129 (44.9) | >0.05 |
| Frequence of deep venous thrombosis | 76 (13.2) | 30 (10.5) | >0.05 |
BMI, body mass index; DVT, deep‐vein thrombosis. *Included anticoagulation in cardioembolsim etc.