Background Many patients with several concurrent medical conditions (multimorbidity) are
seen in the primary care setting. A thorough understanding of outcomes associated with …

Background. With the increasing prevalence of chronic conditions, there is need for a
standardized definition of chronicity for use in research, to evaluate the population …

Objective: Childhood abuse and other adverse childhood experiences (ACEs) have
historically been studied individually, and relatively little is known about the co-occurrence of …

Background: Population trends in aging and improved cancer survival are likely to result in
increased cancer prevalence in the United States, but few estimates of the burden of illness …

Objectives: To identify the prevalent and prognostically important coexisting illnesses among
single coronary artery disease (CAD) patients. Background: As the population ages …

Children's health has clearly improved over the past several decades. Significant and
positive gains have been made in lowering rates of infant mortality and morbidity from …

Purpose The aim was to assess the impact of comorbidity on survival of postmenopausal
women with breast cancer diagnosis in the period 1995–1997. Methods The level of …

Minimal data exists to predict which elders with dementia in nursing homes will maintain
circadian sleep-wake rhythms during senescence and which elders with dementia in …

Objetivo Describir la situación socioambiental e identificar los problemas de salud y la
capacidad funcional y mental de los ancianos en la comunidad Diseño Estudio …

The movement to measure medical care quality has been accelerating, spurred on by
evidence of poor quality of care and trials of interventions to improve care. Appropriate …