Guidelines for medical practice can contribute to improved care only if they succeed in moving
actual practice closer to the behaviors the guidelines recommend. To assess the effect of …

The propensity score—the probability of exposure to a specific treatment conditional on
observed variables—is increasingly being used in observational studies. Creating strata in …

A randomized controlled trial with 76 physicians in 16 community hospitals evaluated audit
and feedback and local opinion leader education as methods of encouraging compliance …

Background: Antipsychotic drugs are widely used to manage behavioral and psychological
symptoms in dementia despite concerns about their safety. Objective: To examine the …

In cohort studies, who does or does not receive an intervention is determined by practice
patterns, personal choice, or policy decisions. This raises the possibility that the intervention …

Disparities in health outcomes for low-income populations as documented by rates of
preventable hospital admissions remain large in the United States, even with the moderate …

Background Cholinesterase inhibitors are commonly prescribed to treat dementia, but their
adverse effect profile has received little attention. These drugs can provoke symptomatic …

This article critically reviews the association between the profit status of North American
nursing homes and the quality of care. Studies were identified by searching MEDLINE (January …

Background Administrative healthcare databases are increasingly used for health services
and comparative effectiveness research. When comparing outcomes between different …

Background Antipsychotic therapy is widely used to treat behavioral problems in older adults
with dementia. Cohort studies evaluating the safety of antipsychotic therapy generally focus …