Abstract:Objective To explore the value of GRASPS model combined with serum complement C1q/ tumor necrosis factor related protein 3(CTRP3)and matrix metalloproteinase-9 (MMP-9) in predicting hemorrhagic transformation after thrombolysis in patients with ischemic stroke. Methods A total of 135 patients with acute ischemic stroke in our hospital from January 2020 to January 2022 were selected, including 28 patients with hemorrhagic transformation and 107 patients without hemorrhagic transformation, the clinical data, GRASPS model score, serum CTRP3 and MMP-9 were compared. Results The incidence of atrial fibrillation was higher in patients with hemorrhagic transformation than in those without, showing a statistically significant difference(χ2=37.703, P<0.05). Patients with hemorrhagic transformation had higher systolic and diastolic blood pressures at admission, higher GRASPS model scores, and higher MMP-9 levels but lower CTRP3 levels than those without hemorrhagic transformation, with statistically significant differences(t=3.412, 2.274, 5.602, 4.648, -5.206, all P<0.05). There was a negative correlation between GRASPS model scores and CTRP3 (r=-0.350, P<0.05), and a positive correlation between GRASPS model scores and MMP-9(r=0.534, P<0.05). CTRP3 and MMP-9 were negatively correlated (r=-0.642, P<0.05). The area under the ROC curve for predicting hemorrhagic transformation using a combination of GRASPS model scores, serum CTRP3, and MMP-9 was 0.949(95%CI 0.913~0.985), significantly higher than the areas under the curves for each marker alone(χ2=7.154, 7.981, 6.031, all P<0.05), with a diagnostic sensitivity of 96.40% and specificity of 79.40%. Conclusion GRASPS model combined with serum CTRP3 and MMP-9 provides a high application value in predicting hemorrhage transformation after thrombolysis in patients with ischemic stroke.
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