Yulei He

Summary

Affiliation: Harvard University
Country: USA

Publications

  1. pmc Missing data analysis using multiple imputation: getting to the heart of the matter
    Yulei He
    Department of Health Care Policy, Harvard Medical School, 180 Longwood Ave, Boston, MA 02115, USA
    Circ Cardiovasc Qual Outcomes 3:98-105. 2010
  2. pmc Combining information from cancer registry and medical records data to improve analyses of adjuvant cancer therapies
    Yulei He
    Department of Health Care Policy, Harvard Medical School, Boston, Massachusetts 02115, USA
    Biometrics 65:946-52. 2009
  3. doi Diagnosing imputation models by applying target analyses to posterior replicates of completed data
    Yulei He
    Department of Health Care Policy, Harvard Medical School, Boston, MA 02115, USA
    Stat Med 31:1-18. 2012
  4. doi A functional multiple imputation approach to incomplete longitudinal data
    Yulei He
    Department of Health Care Policy, Harvard Medical School, Boston, MA 02115, USA
    Stat Med 30:1137-56. 2011
  5. pmc Multiple imputation in a large-scale complex survey: a practical guide
    Y He
    Department of Health Care Policy, Harvard Medical School, 180 Longwood Ave, Boston, MA 02115, USA
    Stat Methods Med Res 19:653-70. 2010
  6. pmc Patients' experiences with care for lung cancer and colorectal cancer: findings from the Cancer Care Outcomes Research and Surveillance Consortium
    John Z Ayanian
    Department of Health Care Policy, Harvard Medical School, 180 Longwood Ave, Boston, MA 02115, USA
    J Clin Oncol 28:4154-61. 2010
  7. doi The association of race/ethnicity, insurance status, and socioeconomic factors with breast cancer care
    Rachel A Freedman
    Harvard Medical School, Dana Farber Cancer Institute, Boston, Massachusetts 02115, USA
    Cancer 117:180-9. 2011
  8. pmc Racial differences in breast cancer stage at diagnosis in the mammography era
    Neal A Chatterjee
    Department of Medicine, Massachusetts General Hospital, Boston, MA, USA
    Am J Public Health 103:170-6. 2013
  9. pmc Use of adjuvant trastuzumab in women with human epidermal growth factor receptor 2 (HER2)-positive breast cancer by race/ethnicity and education within the National Comprehensive Cancer Network
    Rachel A Freedman
    Department of Medical Oncology, Dana Farber Cancer Institute, Boston, Massachusetts 02215, USA
    Cancer 119:839-46. 2013
  10. doi Receipt of locoregional therapy among young women with breast cancer
    Rachel A Freedman
    Department of Medical Oncology, Harvard Medical School, Dana Farber Cancer Institute, 450 Brookline Avenue, Boston, MA 02215, USA
    Breast Cancer Res Treat 135:893-906. 2012

Detail Information

Publications27

  1. pmc Missing data analysis using multiple imputation: getting to the heart of the matter
    Yulei He
    Department of Health Care Policy, Harvard Medical School, 180 Longwood Ave, Boston, MA 02115, USA
    Circ Cardiovasc Qual Outcomes 3:98-105. 2010
    ..For illustration, we use a study assessing the effect of cardiovascular diseases on hospice discussion for late stage lung cancer patients...
  2. pmc Combining information from cancer registry and medical records data to improve analyses of adjuvant cancer therapies
    Yulei He
    Department of Health Care Policy, Harvard Medical School, Boston, Massachusetts 02115, USA
    Biometrics 65:946-52. 2009
    ..The proposed methodology is applied to the data from the Quality of Cancer Care project, in which stage II or III colorectal cancer patients were eligible to receive adjuvant chemotherapy and radiation therapy...
  3. doi Diagnosing imputation models by applying target analyses to posterior replicates of completed data
    Yulei He
    Department of Health Care Policy, Harvard Medical School, Boston, MA 02115, USA
    Stat Med 31:1-18. 2012
    ..We also sketch several strategies for applying the method in the context of practical imputation analyses. We illustrate the method using two real data applications and study its property using a simulation...
  4. doi A functional multiple imputation approach to incomplete longitudinal data
    Yulei He
    Department of Health Care Policy, Harvard Medical School, Boston, MA 02115, USA
    Stat Med 30:1137-56. 2011
    ..Our simulation study demonstrates that this approach performs well under varying modeling assumptions on the time trajectory functions and missingness patterns...
  5. pmc Multiple imputation in a large-scale complex survey: a practical guide
    Y He
    Department of Health Care Policy, Harvard Medical School, 180 Longwood Ave, Boston, MA 02115, USA
    Stat Methods Med Res 19:653-70. 2010
    ..We present the implementation process in detail as an example for practitioners and discuss some of the challenging issues which need further research...
  6. pmc Patients' experiences with care for lung cancer and colorectal cancer: findings from the Cancer Care Outcomes Research and Surveillance Consortium
    John Z Ayanian
    Department of Health Care Policy, Harvard Medical School, 180 Longwood Ave, Boston, MA 02115, USA
    J Clin Oncol 28:4154-61. 2010
    ..To assess patients' experiences with cancer care, ratings of their quality of care, and correlates of these assessments...
  7. doi The association of race/ethnicity, insurance status, and socioeconomic factors with breast cancer care
    Rachel A Freedman
    Harvard Medical School, Dana Farber Cancer Institute, Boston, Massachusetts 02115, USA
    Cancer 117:180-9. 2011
    ..The authors examined care for a national cohort of breast cancer patients to assess whether insurance and SES were associated with racial/ethnic differences in care...
  8. pmc Racial differences in breast cancer stage at diagnosis in the mammography era
    Neal A Chatterjee
    Department of Medicine, Massachusetts General Hospital, Boston, MA, USA
    Am J Public Health 103:170-6. 2013
    ..We assessed racial differences in breast cancer mortality by stage at diagnosis, since mammography became available...
  9. pmc Use of adjuvant trastuzumab in women with human epidermal growth factor receptor 2 (HER2)-positive breast cancer by race/ethnicity and education within the National Comprehensive Cancer Network
    Rachel A Freedman
    Department of Medical Oncology, Dana Farber Cancer Institute, Boston, Massachusetts 02215, USA
    Cancer 119:839-46. 2013
    ..The authors of this report examined receipt and completion of adjuvant trastuzumab by race/ethnicity and education for women with HER2-positive disease...
  10. doi Receipt of locoregional therapy among young women with breast cancer
    Rachel A Freedman
    Department of Medical Oncology, Harvard Medical School, Dana Farber Cancer Institute, 450 Brookline Avenue, Boston, MA 02215, USA
    Breast Cancer Res Treat 135:893-906. 2012
    ..Efforts are needed to confirm these findings, further understand barriers to care, and increase the receipt of appropriate adjuvant radiation therapy among young women to improve their disease-free and overall survival...
  11. doi Trends in mammography screening rates after publication of the 2009 US Preventive Services Task Force recommendations
    Lydia E Pace
    Division of Women s Health, Department of Internal Medicine, Brigham and Women s Hospital, Boston, Massachusetts, USA
    Cancer 119:2518-23. 2013
    ..The objective of this study was to determine whether the 2009 USPSTF recommendations led to changes in screening rates among women ages 40 to 49 years and ages 50 to 74 years...
  12. pmc Unintended consequences of eliminating medicare payments for consultations
    Zirui Song
    Department of Health Care Policy, Harvard Medical School, Boston, MA 02115, USA
    JAMA Intern Med 173:15-21. 2013
    ..We assessed the impact of this policy on spending, volume, and complexity for outpatient office encounters in 2010...
  13. ncbi Racial differences in definitive breast cancer therapy in older women: are they explained by the hospitals where patients undergo surgery?
    Nancy L Keating
    Division of General Internal Medicine, Department of Medicine, Brigham and Women s Hospital, 180 Longwood Avenue, Boston, MA 02115, USA
    Med Care 47:765-73. 2009
    ..Prior research has documented racial disparities in patterns of care and outcomes for women with breast cancer...
  14. doi Effect of Massachusetts health insurance reform on mammography use and breast cancer stage at diagnosis
    Nancy L Keating
    Division of General Internal Medicine, Brigham and Women s Hospital, and Department of Health Care Policy, Harvard Medical School, Boston, Massachusetts 02115, USA
    Cancer 119:250-8. 2013
    ..4% in 2006 to 1.9% in 2010. The authors of this report assessed whether health insurance expansion was associated with use of mammography and earlier stage at breast cancer diagnosis...
  15. pmc Do socially deprived urban areas have lesser supplies of cancer care services?
    Elizabeth B Lamont
    Massachusetts General Hospital Cancer Center, Boston, MA, USA
    J Clin Oncol 30:3250-7. 2012
    ..We sought to determine whether area social factors are associated with the area health care supply...
  16. doi Influence of birthplace on breast cancer diagnosis and treatment for Hispanic women
    Elena M Kouri
    Department of Health Care Policy, Harvard Medical School, 180 Longwood Avenue, Boston, MA 02115, USA
    Breast Cancer Res Treat 121:743-51. 2010
    ..Identifying factors mediating these disparities may help in developing culturally and linguistically appropriate interventions and improving outcomes...
  17. doi Trends in racial and age disparities in definitive local therapy of early-stage breast cancer
    Rachel A Freedman
    Department of Adult Oncology, Dana Farber Cancer Institute, Boston, MA 02115, USA
    J Clin Oncol 27:713-9. 2009
    ..We assessed receipt of definitive local therapy for early-stage breast cancer by race/ethnicity and age and examined trends over time...
  18. pmc Physicians' propensity to discuss prognosis is associated with patients' awareness of prognosis for metastatic cancers
    Pang Hsiang Liu
    1 Department of Health Care Policy, Harvard Medical School, Boston, Massachusetts
    J Palliat Med 17:673-82. 2014
    ..Prognosis discussion is an essential component of informed decision-making. However, many terminally ill patients have a limited awareness of their prognosis and the causes are unclear...
  19. doi Predictors of nursing home admission, severe functional impairment, or death one year after surgery for non-small cell lung cancer
    Sarah E Billmeier
    Department of Surgery, Brigham and Women s Hospital, Boston, MA 02115, USA
    Ann Surg 257:555-63. 2013
    ..To assess factors associated with nursing home admission, severe functional impairment, or death 1 year after surgery for stage I-IIIa non-small cell lung cancer...
  20. pmc A snapshot of smokers after lung and colorectal cancer diagnosis
    Elyse R Park
    Mongan Institute for Health Policy, Massachusetts General Hospital, Boston, Massachusetts 02114, USA
    Cancer 118:3153-64. 2012
    ..Continued smoking after a cancer diagnosis may adversely affect treatment effectiveness, subsequent cancer risk, and survival. The prevalence of continued smoking after cancer diagnosis is understudied...
  21. pmc Discussions with physicians about hospice among patients with metastatic lung cancer
    Haiden A Huskamp
    Department of Health Care Policy, Harvard Medical School, 180 Longwood Ave, Boston, MA 02115, USA
    Arch Intern Med 169:954-62. 2009
    ..Many terminally ill patients enroll in hospice only in the final days before death or not at all. Discussing hospice with a health care provider could increase awareness of hospice and possibly result in earlier use...
  22. pmc Health care spending and quality in year 1 of the alternative quality contract
    Zirui Song
    Department of Health Care Policy, Harvard Medical School, Boston, MA 02115, USA
    N Engl J Med 365:909-18. 2011
    ..Provider groups in the AQC system assume accountability for spending, similar to accountable care organizations that bear financial risk. Moreover, groups are eligible to receive bonuses for quality...
  23. pmc The impact of Medicare Part D on hospitalization rates
    Christopher C Afendulis
    Department of Health Care Policy, Harvard Medical School, 180 Longwood Avenue, Boston, MA 02115, USA
    Health Serv Res 46:1022-38. 2011
    ..To determine whether the change in prescription drug insurance coverage associated with Medicare Part D reduced hospitalization rates for conditions sensitive to drug adherence...
  24. doi The effect of a large regional health plan's value-based insurance design program on statin use
    Matthew B Frank
    Interfaculty Initiative in Health Policy, Graduate School of Arts and Sciences, Harvard University, 14 Story St, Cambridge, MA 02138, USA
    Med Care 50:934-9. 2012
    ..VBID evaluations to date have focused on programs implemented by self-insured employers. This study is among the first to assess the VBID program of a health plan...
  25. pmc Psychosocial stress and change in weight among US adults
    Jason P Block
    Harvard Center for Population and Development Studies, Harvard School of Public Health, Boston, Massachusetts 02115, USA
    Am J Epidemiol 170:181-92. 2009
    ..001), strain in relations with family (P = 0.016), and difficulty paying bills (P = 0.010). Interventions to address psychosocial stress may limit weight gain among overweight and obese men and women...
  26. pmc National comorbidity survey replication adolescent supplement (NCS-A): III. Concordance of DSM-IV/CIDI diagnoses with clinical reassessments
    Ronald C Kessler
    Department of Health Care Policy, Harvard Medical School, Boston, MA 02115, USA
    J Am Acad Child Adolesc Psychiatry 48:386-99. 2009
    ..0 in the U.S. National Comorbidity Survey Replication Adolescent Supplement (NCS-A)...
  27. doi Stochastic curtailment of health questionnaires: a method to reduce respondent burden
    Matthew D Finkelman
    Tufts University School of Dental Medicine, Boston, MA, USA
    Stat Med 30:1989-2004. 2011
    ..In a real-data simulation using responses from the Medicare Health Outcomes Survey, the new procedure substantially reduced the average number of questions administered with a minimal loss of classification accuracy...