Nicholas A. Christakis

TL;DR: The preference for withdrawing some forms of life-sustaining treatments more than others is associated with intrinsic characteristics of these treatments, including cost, scarcity, and discomfort.

TL;DR: To determine the accuracy with which Medicare claims data measure disease-free survival in elderly Medicare beneficiaries with cancer, a criterion validation study merged gold-standard clinical trial data of 45 elderly patients with node-positive breast cancer with Centers for Medicare and Medicaid Services data files to determine sensitivity and specificity.

TL;DR: To examine the reasons why primary care and specialist physicians choose certain specific colleagues to refer to and how those reasons differ by specialty, logistic regression was used.

TL;DR: The results here suggest that interventions designed to promote latrine ownership should consider focusing on those at the periphery of the network, because they are less likely to own latrines and more likely to exhibit the same behavior as their social contacts.

TL;DR: The authors wondered whether differences in the forms of life support themselves might be important, and whether these differences would reveal implicit goals that physicians attempt to achieve.