BACKGROUND over 60% of older people have at least one admission to hospital in their last year of life, with the majority of people having multiple admissions. In Bankstown, New South Wales, Australia, we have a diverse ethnic and cultural population. We were interested in bed utilisation, documentation, and follow through of "care plans" as well as "not for resuscitation" orders in the last ye...

Conservation plans are a common management tool, but are rarely evaluated for their influence on conservation actions. We assessed four statewide conservation plans and 371 local land protection projects developed by a state land management agency in the United States. We asked whether completion of statewide plans and approval of local projects were associated with changes in the amount, locat...

Medicare Part D presents a novel privatized structure for a government pharmaceutical benefit. Incentives for firms to provide low prices and high quality are generated by consumers who choose among multiple insurance plans in each market. To date the literature has primarily focused on consumers, and has calculated how much could be saved if they chose better plans. In this paper we take the n...

It is well known that non-random attrition can lead to bias in estimating treatment effects from a social experiment that is based on random assignment. If the randomized intervention suffers from non-random attrition, the intent to treat (ITT) estimator is biased and the IV estimator of the treatment effect is also inconsistent (Frangakis and Rubin 1999). DiNardo, McCrary and Sanbonmatsu (2006...

INTRODUCTION TomoDirect (TD) is an intensity-modulated radiotherapy system that uses a fixed gantry angle instead of the rotational beam delivery used in the TomoHelical (TH) system. This study was performed (1) to evaluate the treatment outcome of the TD plan for locally advanced non-small-cell lung cancer (NSCLC) and (2) to compare the characteristics of TD plans with those of TH plans. MET...