The purpose of this study is to present the Cox proportional hazards model and to apply this
model to the prediction of bank failures. The Cox model, which has been used extensively in …

Introduction Thorough cleaning and shaping of root canals are essential for periapical
healing. Restoration of endodontically treated teeth is also required for them to function and …

INTRODUCTION: This study examined the effect of vapor lock on canal debridement
efficacy by testing the null hypothesis that there is no difference between a “closed” and an “open” …

Methods: Critically ill patients undergoing mechanical ventilation in the medical, coronary,
or surgical intensive care units in a university-based tertiary care hospital, placed on …

INTRODUCTION: This study investigated the setting time and micohardness of a premixed
calcium phosphate silicate–based sealer (EndoSequence BC Sealer; Brasseler USA, …

… The general analysis strategy used was similar to that recommended by Looney and Stanley
when there is one repeated factor and one grouping factor. The first step in this procedure …

The use of the correlation coefficient is suggested as a technique for summarizing and
objectively evaluating the information contained in probability plots. Goodness-of-fit tests are …

The assumption of multivariate normality (MVN) underlies many important techniques in
multivariate analysis. In the past 50 years, over 50 tests of this assumption have been proposed. …

BACKGROUND: The use of steady state as the endpoint for performance of indirect calorimetry
(IC) is controversial. We designed this prospective study to evaluate the necessity and …

The authors investigated the effect of music on the state anxiety of a sample of 20 patients
awaiting breast biopsy at a suburban medical facility. The patients were assigned alternately …