Reporting on Methods in Clinical Trials
A clinical trial cannot be adequately interpreted without information about the methods used in the design of the study and the analysis of the results. To determine the frequen...
Publications
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2,768 publications
The Importance of Co-existent Disease in the Occurrence of Postoperative Complications and One-Year Recovery in Patients Undergoing Total Hip Replacement
Co-existent or comorbid diseases are appreciated as prognostic factors in studies of quality and effectiveness of care when mortality is the end point. The need to measure and a...
Life Online: Researching Real Experience in Virtual Space
Alienating for some, yet most intimate and real for others, emerging communications technologies are creating a varied array of cyberspace experiences. Nowhere are the new and o...
Customer lifetime valuation to support marketing decision making
Customer lifetime value (LTV) is an important construct in designing and budgeting for customer acquisition programs and a number of other decision areas. This article adapts a ...
Possible selves in adulthood and old age: A tale of shifting horizons.
Young, middle-aged, and elderly adults (N = 308) evaluated themselves on 6 dimensions of psychological well-being according to present, past, future, and ideal self-assessments....
Clinical Trials
Abstract This book starts with a general discussion of clinical trials. It goes on to describe the activities of a typical study, comparing single center and multicenter trials,...
Effect of school-based physical activity interventions on body mass index in children: a meta-analysis
School-based physical activity interventions did not improve BMI, although they had other beneficial health effects. Current population-based policies that mandate increased phy...