Anesthesia, critical care, perioperative, and pain research often involves study designs in
which the same outcome variable is repeatedly measured or observed over time on the …

The effect of the thermal environment on performance and productivity has been a focus of
interest among indoor environmental researchers for nearly a century, but most of that work …

Background One-quarter of US patients do not have a primary care provider or do not have
complete access to one. Work and personal responsibilities also compete with finding …

BACKGROUND: Recent epidemiologic evidence points to the health risks of prolonged
sitting, that are independent of physical activity, but few papers have reported the descriptive …

The idea for this book came from the time the authors spent at the Statistics and Applied
Mathematical Sciences Institute (SAMSI) in Research Triangle Park in North Carolina …

This book discusses the most important techniques available for longitudinal data analysis,
from simple techniques such as the paired t-test and summary statistics, to more …

Linear Models Page 1 2 Linear Models 2.1 Regression Models in Econometrics The
methodology of regression analysis, one of the classical techniques of mathematical …

Background Poor attendance at school, whether due to absenteeism or exclusion, leads to
multiple social, educational, and lifelong socioeconomic disadvantages. We aimed to …

The purpose of this manuscript is to outline a new model representing a dynamic approach
that incorporates the consequences of repeated participation in sport, both with and without …

Objectives. We examined the association between patient race/ethnicity and patient–
physician communication during medical visits. Methods. We used audiotape and …