نتایج جستجو برای: spearman coefficient

تعداد نتایج: 176394  

Journal: :Global journal of health science 2016
Hassan Naji

OBJECTIVE The main objective of the study was to investigate the role of C-reactive protein on the relationship between Bisphenol A & Cardiovascular Disease, where the C-reactive protein has been taken as a moderating variable. METHODS Quantitative research design has been incorporated for evaluating the role of C-reactive protein. Similarly, non-parametric Spearman correlation test has been ...

Journal: :Oral surgery, oral medicine, oral pathology, oral radiology, and endodontics 2010
Jianwei Chen Haikun Hu Jing Guo Zeping Liu Renkai Liu Fan Li Shujuan Zou

OBJECTIVE The aim of this study was to investigate the association between dental and skeletal maturity. STUDY DESIGN Digital panoramic radiographs and lateral skull cephalograms of 302 patients (134 boys and 168 girls, ranging from 8 to 16 years of age) were examined. Dental maturity was assessed by calcification stages of the mandibular canines, first and second premolars, and second molars...

Journal: :Annals of surgical innovation and research 2016
Julián Varas Pablo Achurra Felipe León Richard Castillo Natalia De La Fuente Rajesh Aggarwal Leticia Clede María P Bravo Marcia Corvetto Rodrigo Montaña

BACKGROUND Central venous catheterization (CVC) is a basic requirement for many medical specialties. Simulated training in CVC may allow the acquisition of this competency but few reports have established a valid methodology for learning and acquiring procedural skills for CVC. This study aims to validate the use of a tracking motion device, the imperial college surgical assessment device (ICSA...

2016
K. R. Chatura V. J. Nayak

Context: Vascular tumors of infancy and childhood consist of a number of clinicopathologically distinct entities. Infantile hemangiomas (IH) constitute the bulk of these tumors. As they are seldom biopsied, we do not encounter an opportunity to study them, and this is evident from the paucity of reported cases in pathology literature from India. Clinicians and pathologists alike have traditiona...

2010
MEHMET C. DEMIREL MARTIJN J. BOOIJ

Models incorporating the appropriate temporal scales of dominant indicators for low flows are assumed to perform better than models with arbitrary selected temporal scales. In this paper, we investigate appropriate temporal scales of dominant low flow indicators: precipitation (P), evapotranspiration (ET) and the standardized groundwater storage index (G). This analysis is done in the context o...

Journal: :American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics 2006
Tancan Uysal Sabri Ilhan Ramoglu Faruk Ayhan Basciftci Zafer Sari

INTRODUCTION The aims of this study were (1) to investigate the relationship between chronologic age and maturation of cervical vertebrae, (2) to identify the relationship between chronologic age and maturation stage evaluated by hand-wrist radiographs, and (3) to determine whether the maturation of cervical vertebrae correlates with maturation indicated by hand-wrist radiographs in a Turkish p...

Journal: :Genetics and molecular research : GMR 2015
L L Bhering V S Junqueira L A Peixoto C D Cruz B G Laviola

The aim of this study was to evaluate different methods used in genomic selection, and to verify those that select a higher proportion of individuals with superior genotypes. Thus, F2 populations of different sizes were simulated (100, 200, 500, and 1000 individuals) with 10 replications each. These consisted of 10 linkage groups (LG) of 100 cM each, containing 100 equally spaced markers per li...

Journal: :American journal of epidemiology 2006
Christine M Friedenreich Kerry S Courneya Heather K Neilson Charles E Matthews Gordon Willis Melinda Irwin Richard Troiano Rachel Ballard-Barbash

The authors determined the validity and reliability of their Past Year Total Physical Activity Questionnaire (PYTPAQ), which assesses the frequency, duration, and intensity of occupational, household, and recreational activities performed over the past year. The PYTPAQ was completed twice at baseline, 9 weeks apart (on average), by 154 healthy Canadian men and women aged 35-65 years for assessm...

Journal: :Turkish journal of urology 2016
Nazım Mutlu Seyfettin Çiftçi Turgay Gülecen Belgin Genç Öztoprak Arif Demir

OBJECTIVE We compared laser-induced breakdown spectroscopy (LIBS) with the traditionally used and recommended X-ray diffraction technique (XRD) for urinary stone analysis. MATERIAL AND METHODS In total, 65 patients with urinary calculi were enrolled in this prospective study. Stones were obtained after surgical or extracorporeal shockwave lithotripsy procedures. All stones were divided into t...

Journal: :Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 2008
Jonathan L Hecht Joanne Kotsopoulos Margaret A Gates Susan E Hankinson Shelley S Tworoger

BACKGROUND Tissue microarrays (TMAs) allow high-throughput evaluation of protein expression from archived tissue samples. We identified characteristics specific to ovarian cancer that may influence TMA interpretation. METHODS TMAs were constructed using triplicate core samples from 174 epithelial ovarian cancers. Stains for p53, Ki-67, estrogen receptor-alpha, progesterone receptor, Her-2, WT...

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