[Development and validation of a clinical predictive model for delirium in hospitalized older people].

Background: Delirium is a prevalent problem among older patients and it is frequently underdiagnosed.

Aim: To develop and validate a clinical predictive model to identify patients at high risk of delirium.

Material And Methods: Two consecutive prospective cohort studies were used to develop and validate the model.

[New spirometric reference equations for healthy Chilean adults].

Background: To correctly interpret spirometric results, reference values should come from the same population. Current spirometric reference equations have been under scrutiny due to deficiencies to fit adequately for Chilean population, specially, for those aged over 65 years old.

Aim: To develop new spirometric reference values for Chilean adults, based on national studies in which spirometries were performed in healthy non-smoker adults.

[Work environment assessment at a medical school].

Background: The work environment of an organization has to do with a set of permanent qualities that are experienced by its members.

Aim: To assess the work environment perception of faculty members of a Medical School in two different periods (2005 and 2007).

Material And Methods: A standardized survey was applied to faculty members and Department chairs of the academic units of our Medical School.