نتایج جستجو برای: predictors
تعداد نتایج: 102022 فیلتر نتایج به سال:
conclusions this study showed significant associations between the seven dietary patterns and overweight and obesity among adolescents. using dietary patterns within adolescents can provide important information on dietary consumption, and this approach is clearer and much easier to follow. patients and methods a total of 840 students, ages 15 - 17, from six schools were enrolled in this cross-...
In this paper, we discuss dierent predictors of times to failure of units censored in multiple stages in a progressively censored sample from proportional hazard rate models. The maximum likelihood predictors, best unbiased predictors and conditional median predictors are considered. We also consider Bayesian point predictors for the times to failure of units. A numerical example and a Monte C...
Background Febrile neutropenia with childhood cancer alters the outcome significantly. To study the clinical and laboratory parameters, which predict the outcome among cancer patients with febrile neutropenia this study was undertaken. Materials and Methods The study included children less than 18 years with febrile neutropenia episodes. Clinical and hematological / laboratory parameters were r...
conclusions the tmd, with a cut-off point of 65 mm, had superior diagnostic value compared with the hmdr and mallampati score. therefore, the tmd could be used in malay patients to predict the difficulty of larynx visualization during laryngoscopy. results difficulty in visualizing the larynx was found in 28 (10.1%) patients. the auc, sensitivity, and specificity for the three airway predictors...
australian rainfall is related with numerous key climate predictors namely el-nino southern oscillation (enso), indian ocean dipole (iod) and southern annular mode (sam). some studies have tried to discover the effects of these climate predictors on rainfall variability of different parts of australia, particularly western australia, queensland and victoria. nonetheless, clear association betwe...
One of the most important prediction problems in finite population is the prediction of a linear function of characteristic values of a finite population. In this paper the admissibility of linear predictors of an arbitrary linear function of characteristic values in a finite population under reflected normal loss function is considered. Under the super-population model, we obtain the condition...
Bagging predictors is a method for generating multiple versions of a predictor and using these to get an aggregated predictor. The aggregation averages over the versions when predicting a numerical outcome and does a plurality vote when predicting a class. The multiple versions are formed by making bootstrap replicates of the learning set and using these as new learning sets. Tests on real and ...
background bronchiolitis is a significant cause of acute morbidity in children less than 2 years old and some children with bronchiolitis are admitted to the hospital. aims and objectives to identify clinical predictors of hospital admission in children aged 0-24 months with acute bronchiolitis. methods: all children in the age group of 0-24 months presenting with acute bronchiolitis to a ded...
background: we aimed to analyze the association between lipid variables and the extent and severity of coronary artery disease (cad) in non-diabetic turkish cypriots. methods: overall, 412 patients (mean (sd) age: 58.8 (10.5) yr, 50.1% male) who underwent diagnostic coronary angiography were included in this single-center, cross-sectional study. the friesinger index (fi) was used to assess the ...
Practice appointment rates could have a significant impact on national health care costs and services offered by doctors. In this respect a study was designed to determine the relationship between practice appointments and possible predictors in high-risk asthmatics. An observational retrospective analysis of the predictors for the practice appointments in asthmatic patients with at least one h...
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