Table 1.
Baseline characteristics of patients with acute ischemic stroke (AIS) with and without delirium.
| Variables | Total (n = 1001) |
No Delirium (n = 829) |
Delirium (n = 172) |
p-Value |
|---|---|---|---|---|
| Demographic data | ||||
| Age (years), Me (IQR) | 71.00 (64.00–82.00) | 70.00 (63.00–81.00) | 79.00 (67.50–87.00) | <0.001 |
| Gender (male), n (%) | 523 (52.25) | 445 (53.68) | 78 (45.35) | 0.047 |
| BMI (kg/m2), Me (IQR) | 26.03 (24.02–29.05) | 25.95 (23.95–29.05) | 26.64 (24.22–28.67) | 0.496 |
| Smoking, n (%) | 417 (41.66) | 343 (41.38) | 74 (43.01) | 0.689 |
| Comorbidities | ||||
| Arterial hypertension, n (%) | 869 (86.81) | 721 (86.97) | 148 (86.05) | 0.744 |
| Ischemic heart diseases, n (%) | 258 (25.77) | 198 (23.88) | 60 (34.88) | 0.003 |
| Myocardial infarction, n (%) | 107 (10.69) | 88 (10.62) | 19 (11.05) | 0.868 |
| Previous ischemic stroke, n (%) | 222 (22.18) | 172 (20.75) | 50 (29.07) | 0.017 |
| Previous hemorrhagic stroke, n (%) | 24 (2.39) | 23 (2.77) | 1 (0.58) | 0.151 |
| TIA last 30 days, n (%) | 129 (12.89) | 101 (12.18) | 28 (16.28) | 0.145 |
| TIA earlier than last 30 days, n (%) | 107 (10.69) | 83 (10.01) | 24 (13.95) | 0.128 |
| CT post-stroke lesions, n (%) | 324 (32.37) | 252 (30.4) | 72 (41.86) | 0.003 |
| Acute renal failure, n (%) | 9 (0.89) | 5 (0.6) | 4 (2.33) | 0.083 |
| Chronic renal failure, n (%) | 143 (14.29) | 109 (13.15) | 34 (19.77) | 0.024 |
| Dialysis, n (%) | 2 (0.19) | 2 (0.24) | 0 (0) | 0.769 |
| Impaired insulin tolerance, n (%) | 48 (4.79) | 29 (3.5) | 19 (11.05) | <0.001 |
| Diabetes (oral medications), n (%) | 205 (20.48) | 166 (20.02) | 39 (22.67) | 0.433 |
| Diabetes (insulin), n (%) | 129 (12.89) | 101 (12.2) | 28 (16.28) | 0.146 |
| Atrial fibrillation, n (%) | 293 (29.27) | 210 (25.36) | 83 (48.26) | <0.001 |
| AF paroxysmal, n (%) | 61 (6.09) | 51 (6.15) | 10 (5.81) | 0.866 |
| AF persistent, n (%) | 163 (16.28) | 107 (12.91) | 56 (32.56) | <0.001 |
| ICA stenosis, n (%) | 87 (8.69) | 70 (38.67) | 17 (47.22) | 0.339 |
| LICA, Me (IQR) | 50 (0.0–50.0) | 50 (0.0–50.0) | 50 (0.0–50.0) | 0.288 |
| RICA, Me (IQR) | 50 (0.0–50.0) | 50 (0.0–50.0) | 50 (0.0–50.0) | 0.453 |
| COPD | 95 (9.49) | 77 (9.29) | 18 (10.47) | 0.632 |
| Peripheral vascular disease, n (%) | 454 (45.35) | 348 (41.98) | 106 (61.63) | <0.001 |
Legend: n—number of patients, BMI—body mass index, TIA—transient ischemic attack, CT—computed tomography, AF—atrial fibrillation, ICA—internal carotid artery, LICA—left internal carotid artery, RICA—right internal carotid artery, COPD—chronic obstructive pulmonary disease, Me—median, IQR—interquartile range.