• Publications
  • Influence
A Comparison of Alternative Models for the Demand for Medical Care
We have tested alternative models of the demand for medical care using experimental data. The estimated response of demand to insurance plan is sensitive to the model used. We therefore use aExpand
  • 1,224
  • 52
Effectiveness of a quality improvement intervention for adolescent depression in primary care clinics: a randomized controlled trial.
CONTEXT Depression is a common condition associated with significant morbidity in adolescents. Few depressed adolescents receive effective treatment for depression in primary care settings. Expand
  • 436
  • 28
  • PDF
The care of HIV-infected adults in the United States. HIV Cost and Services Utilization Study Consortium.
BACKGROUND AND METHODS In order to elucidate the medical care of patients with human immunodeficiency virus (HIV) infection in the United States, we randomly sampled HIV-infected adults receivingExpand
  • 460
  • 22
The long war and parental combat deployment: effects on military children and at-home spouses.
OBJECTIVE Given the growing number of military service members with families and the multiple combat deployments characterizing current war time duties, the impact of deployments on military childrenExpand
  • 308
  • 22
  • PDF
Cost-effectiveness of practice-initiated quality improvement for depression: results of a randomized controlled trial.
CONTEXT Depression is a leading cause of disability worldwide, but treatment rates in primary care are low. OBJECTIVE To determine the cost-effectiveness from a societal perspective of 2 qualityExpand
  • 354
  • 17
  • PDF
Improving care for minorities: can quality improvement interventions improve care and outcomes for depressed minorities? Results of a randomized, controlled trial.
OBJECTIVE Ethnic minority patients often receive poorer quality care and have worse outcomes than white patients, yet practice-based approaches to reduce such disparities have not been identified. WeExpand
  • 294
  • 17
A Randomized Exploratory Trial of an Alpha-7 Nicotinic Receptor Agonist (TC-5619) for Cognitive Enhancement in Schizophrenia
This exploratory trial was conducted to test the effects of an alpha7 nicotinic receptor partial agonist, TC-5619, on cognitive dysfunction and negative symptoms in subjects with schizophrenia. InExpand
  • 156
  • 15
Five-year impact of quality improvement for depression: results of a group-level randomized controlled trial.
BACKGROUND Quality improvement (QI) programs for depressed primary care patients can improve health outcomes for 6 to 28 months; effects for longer than 28 months are unknown. OBJECTIVE To assessExpand
  • 237
  • 14
  • PDF
Alternatives to the randomized controlled trial.
Public health researchers are addressing new research questions (e.g., effects of environmental tobacco smoke, Hurricane Katrina) for which the randomized controlled trial (RCT) may not be a feasibleExpand
  • 317
  • 13
Efficacy of a preventive intervention for youths living with HIV.
OBJECTIVES HIV transmission behaviors and health practices of HIV-infected youths were examined over a period of 15 months after they received a preventive intervention. METHODS HIV-infected youthsExpand
  • 199
  • 13
  • PDF