Robert B Penfold

Summary

Affiliation: Group Health Cooperative
Country: USA

Publications

  1. doi request reprint Use of interrupted time series analysis in evaluating health care quality improvements
    Robert B Penfold
    Group Health Research Institute and the Department of Health Services Research, University of Washington, Seattle, Wash Electronic address
    Acad Pediatr 13:S38-44. 2013
  2. pmc Use of antipsychotic medications in pediatric populations: what do the data say?
    Robert B Penfold
    Group Health Research Institute, 1730 Minor Ave, Suite 1600, Seattle, 98101, WA, USA
    Curr Psychiatry Rep 15:426. 2013
  3. ncbi request reprint Heterogeneity in aripiprazole diffusion for bipolar disorder treatment in the Veterans Health Administration
    Robert B Penfold
    Group Health Research Institute, 1730 Minor Ave, Suite 1600, Seattle, WA 98101, USA
    Psychiatr Serv 63:1178-85. 2012
  4. pmc Reliability of a patient survey assessing cost-related changes in health care use among high deductible health plan enrollees
    Robert B Penfold
    Department of Population Medicine, Harvard Medical School and Harvard Pilgrim Health Care Institute, Boston, USA
    BMC Health Serv Res 11:133. 2011
  5. pmc Risk of suicide attempt and suicide death following completion of the Patient Health Questionnaire depression module in community practice
    Gregory E Simon
    Group Health Research Institute, 1730 Minor Ave, Seattle, WA 98101
    J Clin Psychiatry 77:221-7. 2016
  6. doi request reprint The Ascendancy of Second-Generation Antipsychotics as Frontline Antimanic Agents
    Christopher J Miller
    From the Center for Healthcare Organization and Implementation Research, VA Boston Healthcare System, Boston, MA Department of Psychiatry, Harvard Medical School, Boston, MA The Center for Healthcare Organization and Implementation Research, Edith Nourse Rogers Memorial VA Medical Center, Bedford, MA Department of Mathematical Sciences, Bentley University, Waltham, MA Department of Health Services Research, Group Health Research Institute, Seattle, WA Department of Health Services Research, University of Washington, Seattle, WA Research Center for Statistics and Actuarial Science in Medicine, School of Statistics, Xi an University of Finance and Economics, Xi an, China Department of Surgery, Massachusetts General Hospital, Boston, MA Department of Psychiatry, University of Massachusetts Medical School, Worcester, MA VA Boston Healthcare System, Brockton, MA and Department of Population Medicine, Harvard Pilgrim, Boston, MA
    J Clin Psychopharmacol 35:645-53. 2015
  7. pmc Changes in antidepressant use by young people and suicidal behavior after FDA warnings and media coverage: quasi-experimental study
    Christine Y Lu
    Department of Population Medicine, Harvard Medical School and Harvard Pilgrim Health Care Institute, Boston, MA, USA
    BMJ 348:g3596. 2014
  8. pmc Antidepressants are not overprescribed for mild depression
    Gregory E Simon
    Group Health Research Institute, 1730 Minor Ave, Seattle, WA 98101
    J Clin Psychiatry 76:1627-32. 2015
  9. doi request reprint Changes in VA psychiatrists' attitudes about work environment and turnover during mental health service enhancement
    David C Mohr
    Center for Organization, Leadership, and Management Research, Veterans Affairs Boston Healthcare System, Boston, MA 02130, USA
    Psychiatr Serv 64:563-9. 2013
  10. doi request reprint Effects of diagnostic inclusion criteria on prevalence and population characteristics in database research
    Mark S Bauer
    Dr Bauer is with the Center for Healthcare Organization and Implementation Research, Department of Veterans Affairs VA, Jamaica Plain, Massachusetts, and with the Department of Psychiatry, Harvard Medical School, Boston e mail Dr Lee is with the Department of Surgery, Massachusetts General Hospital, Boston Dr Miller is with Center for Healthcare Organization and Implementation Research and Dr Bajor is with the Center for Organization, Leadership, and Management Research, both at VA Boston Healthcare System, Boston Dr Bajor is also with the Department of Psychiatry, Harvard Medical School, Boston Dr Li is with the Department of Mathematical Sciences, Bentley University, Waltham, Massachusetts Dr Penfold is with the Department of Health Services Research, Group Health Research Institute, Seattle, Washington
    Psychiatr Serv 66:141-8. 2015

Collaborators

Detail Information

Publications11

  1. doi request reprint Use of interrupted time series analysis in evaluating health care quality improvements
    Robert B Penfold
    Group Health Research Institute and the Department of Health Services Research, University of Washington, Seattle, Wash Electronic address
    Acad Pediatr 13:S38-44. 2013
    ..An example of the database needed to conduct an ITS is provided, as well as SAS code to implement a difference-in-differences model using preschool-age children in California as a comparison group. ..
  2. pmc Use of antipsychotic medications in pediatric populations: what do the data say?
    Robert B Penfold
    Group Health Research Institute, 1730 Minor Ave, Suite 1600, Seattle, 98101, WA, USA
    Curr Psychiatry Rep 15:426. 2013
    ..Differences in estimates are likely a function of differences in methodology; however, there is remarkable consistency in estimates of use by diagnosis. ..
  3. ncbi request reprint Heterogeneity in aripiprazole diffusion for bipolar disorder treatment in the Veterans Health Administration
    Robert B Penfold
    Group Health Research Institute, 1730 Minor Ave, Suite 1600, Seattle, WA 98101, USA
    Psychiatr Serv 63:1178-85. 2012
    ..S. Food and Drug Administration (FDA) regulatory approval regarding changes in aripiprazole prescribing rates for treating bipolar disorder and to identify system-level covariates associated with faster regional uptake of aripiprazole...
  4. pmc Reliability of a patient survey assessing cost-related changes in health care use among high deductible health plan enrollees
    Robert B Penfold
    Department of Population Medicine, Harvard Medical School and Harvard Pilgrim Health Care Institute, Boston, USA
    BMC Health Serv Res 11:133. 2011
    ..Despite the widespread use of survey questions to measure changes in health care use and related behaviors, scant data exists on the reliability of such questions...
  5. pmc Risk of suicide attempt and suicide death following completion of the Patient Health Questionnaire depression module in community practice
    Gregory E Simon
    Group Health Research Institute, 1730 Minor Ave, Seattle, WA 98101
    J Clin Psychiatry 77:221-7. 2016
    ..To examine the association between thoughts of death or self-harm reported on item 9 of the Patient Health Questionnaire (PHQ) depression module and the risk of suicide attempt or suicide death over the following 2 years...
  6. doi request reprint The Ascendancy of Second-Generation Antipsychotics as Frontline Antimanic Agents
    Christopher J Miller
    From the Center for Healthcare Organization and Implementation Research, VA Boston Healthcare System, Boston, MA Department of Psychiatry, Harvard Medical School, Boston, MA The Center for Healthcare Organization and Implementation Research, Edith Nourse Rogers Memorial VA Medical Center, Bedford, MA Department of Mathematical Sciences, Bentley University, Waltham, MA Department of Health Services Research, Group Health Research Institute, Seattle, WA Department of Health Services Research, University of Washington, Seattle, WA Research Center for Statistics and Actuarial Science in Medicine, School of Statistics, Xi an University of Finance and Economics, Xi an, China Department of Surgery, Massachusetts General Hospital, Boston, MA Department of Psychiatry, University of Massachusetts Medical School, Worcester, MA VA Boston Healthcare System, Brockton, MA and Department of Population Medicine, Harvard Pilgrim, Boston, MA
    J Clin Psychopharmacol 35:645-53. 2015
    ....
  7. pmc Changes in antidepressant use by young people and suicidal behavior after FDA warnings and media coverage: quasi-experimental study
    Christine Y Lu
    Department of Population Medicine, Harvard Medical School and Harvard Pilgrim Health Care Institute, Boston, MA, USA
    BMJ 348:g3596. 2014
    ....
  8. pmc Antidepressants are not overprescribed for mild depression
    Gregory E Simon
    Group Health Research Institute, 1730 Minor Ave, Seattle, WA 98101
    J Clin Psychiatry 76:1627-32. 2015
    ..To evaluate overprescribing of antidepressant medication for minimal or mild depression...
  9. doi request reprint Changes in VA psychiatrists' attitudes about work environment and turnover during mental health service enhancement
    David C Mohr
    Center for Organization, Leadership, and Management Research, Veterans Affairs Boston Healthcare System, Boston, MA 02130, USA
    Psychiatr Serv 64:563-9. 2013
    ..The study examined whether psychiatrists' work satisfaction and work environment perceptions changed during a period of transformation. Facility-level turnover rate was also examined...
  10. doi request reprint Effects of diagnostic inclusion criteria on prevalence and population characteristics in database research
    Mark S Bauer
    Dr Bauer is with the Center for Healthcare Organization and Implementation Research, Department of Veterans Affairs VA, Jamaica Plain, Massachusetts, and with the Department of Psychiatry, Harvard Medical School, Boston e mail Dr Lee is with the Department of Surgery, Massachusetts General Hospital, Boston Dr Miller is with Center for Healthcare Organization and Implementation Research and Dr Bajor is with the Center for Organization, Leadership, and Management Research, both at VA Boston Healthcare System, Boston Dr Bajor is also with the Department of Psychiatry, Harvard Medical School, Boston Dr Li is with the Department of Mathematical Sciences, Bentley University, Waltham, Massachusetts Dr Penfold is with the Department of Health Services Research, Group Health Research Institute, Seattle, Washington
    Psychiatr Serv 66:141-8. 2015
    ..However, no studies have examined the effect of diagnostic inclusion criteria on prevalence and population characteristics across such groups...
  11. doi request reprint Pediatric uptake of a newly available antipsychotic medication
    Robert B Penfold
    Harvard Medical School and Harvard Pilgrim Healthcare Institute, Department of Population Medicine, 133 Brookline Ave, 6th Floor, Boston, MA 02215, USA
    Pediatrics 125:475-82. 2010
    ..The objective of this study was to determine the pattern of initiation and switching for off-label use of ziprasidone among Michigan children who were insured by Medicaid in the first year that ziprasidone was available...