نتایج جستجو برای: wald
تعداد نتایج: 2212 فیلتر نتایج به سال:
Survival Analysis of Hepatocellular Carcinoma: A Comparison Between Young Patients and Aged Patients
BACKGROUND To compare the clinicopathological features and prognosis between younger and aged patients with hepatocellular carcinoma (HCC). METHODS We analyzed the outcome of 451 HCC patients underwent liver resection, transcatheter arterial chemoembolization and radiofrequency ablation, respectively. Then risk factors for aged and younger patients' survival were evaluated by multivariate ana...
BACKGROUND Women have generally been found to be the victims of violence, but scant attention has been paid to the characteristics of women who perpetrate aggression and violence. In South Africa, violence is a prevalent societal issue, especially in the Western Cape. METHOD This study aimed at identifying factors that were associated with aggression among a sample of 720 substance-using wome...
The detection of differential item functioning (DIF) is an essential step in increasing the validity of a test for all groups. The item response theory (IRT) model comparison approach has been shown to be the most flexible and powerful method for DIF detection; however, it is computationally-intensive, requiring many model-refittings. The Wald test, originally employed by Lord for DIF detection...
s/hermes.html [Wald and Sorenson(1984)] Wald, J.A., Sorenson, P.G.: Resolving the query inference prob-lem using Steiner trees. ACM Transactions on Database Systems 9(3), 348–368 (1984)
INTRODUCTION We sought to determine the effect of nutritional support and insulin infusion therapy on serum and brain glucose levels and cerebral metabolic crisis after aneurysmal subarachnoid hemorrhage (SAH). METHODS We used a retrospective observational cohort study of 50 mechanically ventilated poor-grade (Hunt-Hess 4 or 5) aneurysmal SAH patients who underwent brain microdialysis monitor...
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