Research Article
High Neutrophil-to-Lymphocyte Ratio Predicts Hemorrhagic Transformation in Acute Ischemic Stroke Patients Treated with Intravenous Thrombolysis
Table 2
Comparisons of clinicial and laboratory variables in IVT patients with and without HT.
| Variable | With HT (N = 72) | Without HT (N = 213) | t/X2/z value | value |
| Agea (years) | 64.0 ± 12.3 | 61.8 ± 11.9 | −1.354 | 0.177 | Menb | 51 (70.8%) | 150 (70.4%) | 0.004 | 0.947 | NIHSS score on admissionc | 10 (6–14.8) | 6 (4–9) | −5.429 | <0.001 | Hypertensionb | 46 (63.9%) | 165 (77.5%) | 5.159 | 0.023 | Diabetesb | 19 (26.4%) | 60 (28.2%) | 0.085 | 0.770 | Smokersb | 25 (34.7%) | 77 (36.2%) | 0.048 | 0.827 | AFb | 35 (48.6%) | 32 (15.0%) | 33.759 | <0.001 | Previous strokeb | 13 (18.1%) | 39 (18.3%) | 0.002 | 0.961 | PATb | 3 (4.2%) | 20 (9.4%) | 1.979 | 0.213 | POATb | 3 (4.2%) | 5 (2.3%) | 0.653 | 0.421 | Antiplatelet therapy prescribed before MRI scanb | 45 (62.5%) | 167 (78.4%) | 2.315 | 0.128 | Uric acida (mmol/L) | 369.2 ± 108.8 | 396.9 ± 107.9 | 1.844 | 0.066 | OTTa (minutes) | 195.3 ± 52.6 | 202.2 ± 56.9 | 0.898 | 0.37 | Platelet countsa (109/L) | 201.3 ± 43.2 | 218.3 ± 59.0 | 2.246 | 0.025 | WBC countsa (109/L) | 8.6 ± 3.2 | 8.4 ± 2.8 | −0.586 | 0.558 | Neutrophil counts (109/L) | 6.3 ± 3.3 | 5.6 ± 2.6 | −1.759 | 0.08 | Lymphocyte counts (109/L) | 1.6 ± 0.7 | 2.1 ± 0.9 | 4.349 | <0.001 | High NLRc | 27 (37.5%) | 44 (20.7%) | 8.16 | 0.004 | BG on admissiona (mmol/L) | 7.6 ± 3.4 | 7.5 ± 3.2 | −0.280 | 0.779 | SBP on admissiona (mmHg) | 152.0 ± 24.1 | 159.2 ± 24.8 | 2.135 | 0.035 | DBP on admissiona (mmHg) | 90.1 ± 15.0 | 91.8 ± 17.0 | 0.754 | 0.452 | SVD burdenc | 0 (0–1) | 1 (0–2) | −1.434 | 0.152 |
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aMean (SD), t-test; bn (%), chi-square test; cMann-Whitney U test. AF = atrial fibrillation; BG = blood glucose; DBP = diastolic blood pressure; HT = hemorrhagic transformation; NIHSS = National Institutes of Health Stroke Scale; NLR = neutrophil-to-lymphocyte ratio; OTT = onset-to-treatment time; PAT = previous antiplatelet therapy; POAT = previous oral anticoagulant therapy; SBP = systolic blood pressure; SVD = small vessel disease; WBC = white blood cell.
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