Zhenqiu Lin, PhD

• Albert Ko
• Andreas Coppi
• Arjun Venkatesh
• Carrie A Redlich
• Cary Gross
• Eric Holmboe
• Erica Spatz
• Frederick Warner
• Harlan Krumholz
• Jennifer Mattera
• Jeph Herrin
• Jeptha Curtis
• Joseph Ross
• Karen Dorsey Sheares
• Kasia Lipska
• Kumar Dharmarajan
• Leora Horwitz
• Li Qin
• Lisa Gale Suter
• Mayur M. Desai
• Michael Araas
• Nihar Desai
• Rohan Khera
• Sarwat Chaudhry
• Shiwani Mahajan
• Shu-Xia Li
• Snigdha Jain
• Susannah M. Bernheim
• Yongfei Wang
• Yun Wang

Epidemiology Methods; Health Care Quality, Efficiency; Health Care Management; Health Policy; Modeling; Health Equity, Disparities, Social Determinants and Justice; Health Systems Reform

• Mortality From Drug Overdoses, Homicides, Unintentional Injuries, Motor Vehicle Crashes, and Suicides During the Pandemic, March-August 2020.Faust JS, Du C, Mayes KD, Li SX, Lin Z, Barnett ML, Krumholz HM. Mortality From Drug Overdoses, Homicides, Unintentional Injuries, Motor Vehicle Crashes, and Suicides During the Pandemic, March-August 2020. JAMA 2021, 326: 84-86. PMID: 34019096, PMCID: PMC8140390, DOI: 10.1001/jama.2021.8012.
• Suicide Deaths During the COVID-19 Stay-at-Home Advisory in Massachusetts, March to May 2020.Faust JS, Shah SB, Du C, Li SX, Lin Z, Krumholz HM. Suicide Deaths During the COVID-19 Stay-at-Home Advisory in Massachusetts, March to May 2020. JAMA Network Open 2021, 4: e2034273. PMID: 33475750, PMCID: PMC7821026, DOI: 10.1001/jamanetworkopen.2020.34273.
• All-Cause Excess Mortality and COVID-19-Related Mortality Among US Adults Aged 25-44 Years, March-July 2020.Faust JS, Krumholz HM, Du C, Mayes KD, Lin Z, Gilman C, Walensky RP. All-Cause Excess Mortality and COVID-19-Related Mortality Among US Adults Aged 25-44 Years, March-July 2020. JAMA 2021, 325: 785-787. PMID: 33325994, PMCID: PMC7745134, DOI: 10.1001/jama.2020.24243.
• Comparison of Estimated Excess Deaths in New York City During the COVID-19 and 1918 Influenza Pandemics.Faust JS, Lin Z, Del Rio C. Comparison of Estimated Excess Deaths in New York City During the COVID-19 and 1918 Influenza Pandemics. JAMA Network Open 2020, 3: e2017527. PMID: 32789512, PMCID: PMC7426746, DOI: 10.1001/jamanetworkopen.2020.17527.
• Seroprevalence of SARS-CoV-2-Specific IgG Antibodies Among Adults Living in Connecticut: Post-Infection Prevalence (PIP) Study.Mahajan S, Srinivasan R, Redlich CA, Huston SK, Anastasio KM, Cashman L, Massey DS, Dugan A, Witters D, Marlar J, Li SX, Lin Z, Hodge D, Chattopadhyay M, Adams MD, Lee C, Rao LV, Stewart C, Kuppusamy K, Ko AI, Krumholz HM. Seroprevalence of SARS-CoV-2-Specific IgG Antibodies Among Adults Living in Connecticut: Post-Infection Prevalence (PIP) Study. The American Journal Of Medicine 2021, 134: 526-534.e11. PMID: 33130124, PMCID: PMC7598362, DOI: 10.1016/j.amjmed.2020.09.024.
• Availability of Telemedicine Services Across Hospitals in the United States in 2018: A Cross-sectional Study.Jain S, Khera R, Lin Z, Ross JS, Krumholz HM. Availability of Telemedicine Services Across Hospitals in the United States in 2018: A Cross-sectional Study. Annals Of Internal Medicine 2020, 173: 503-505. PMID: 32353106, PMCID: PMC7212823, DOI: 10.7326/M20-1201.
• Post-discharge acute care and outcomes following readmission reduction initiatives: national retrospective cohort study of Medicare beneficiaries in the United States.Khera R, Wang Y, Bernheim SM, Lin Z, Krumholz HM. Post-discharge acute care and outcomes following readmission reduction initiatives: national retrospective cohort study of Medicare beneficiaries in the United States. BMJ (Clinical Research Ed.) 2020, 368: l6831. PMID: 31941686, PMCID: PMC7190056, DOI: 10.1136/bmj.l6831.
• National Quality Forum Guidelines for Evaluating the Scientific Acceptability of Risk-adjusted Clinical Outcome Measures: A Report From the National Quality Forum Scientific Methods Panel.Glance LG, Joynt Maddox K, Johnson K, Nerenz D, Cella D, Borah B, Kunisch J, Kurlansky P, Perloff J, Stoto M, Walters R, White S, Lin Z. National Quality Forum Guidelines for Evaluating the Scientific Acceptability of Risk-adjusted Clinical Outcome Measures: A Report From the National Quality Forum Scientific Methods Panel. Annals Of Surgery 2019 PMID: 31850998, DOI: 10.1097/SLA.0000000000003592.
• Evaluation of 30-Day Hospital Readmission and Mortality Rates Using Regression-Discontinuity Framework.Khera R, Wang Y, Nasir K, Lin Z, Krumholz HM. Evaluation of 30-Day Hospital Readmission and Mortality Rates Using Regression-Discontinuity Framework. Journal Of The American College Of Cardiology 2019, 74: 219-234. PMID: 31296295, PMCID: PMC8669780, DOI: 10.1016/j.jacc.2019.04.060.
• Comparative Effectiveness of New Approaches to Improve Mortality Risk Models From Medicare Claims Data.Krumholz HM, Coppi AC, Warner F, Triche EW, Li SX, Mahajan S, Li Y, Bernheim SM, Grady J, Dorsey K, Lin Z, Normand ST. Comparative Effectiveness of New Approaches to Improve Mortality Risk Models From Medicare Claims Data. JAMA Network Open 2019, 2: e197314. PMID: 31314120, PMCID: PMC6647547, DOI: 10.1001/jamanetworkopen.2019.7314.
• Substantial Differences Between Cohorts of Patients Hospitalized With Heart Failure in Canada and the United States.Lin Z, Li SX. Substantial Differences Between Cohorts of Patients Hospitalized With Heart Failure in Canada and the United States. JAMA Cardiology 2019, 4: 1178-1179. PMID: 31532467, DOI: 10.1001/jamacardio.2019.3314.
• Defining Multiple Chronic Conditions for Quality Measurement.Drye EE, Altaf FK, Lipska KJ, Spatz ES, Montague JA, Bao H, Parzynski CS, Ross JS, Bernheim SM, Krumholz HM, Lin Z. Defining Multiple Chronic Conditions for Quality Measurement. Medical Care 2018, 56: 193-201. PMID: 29271820, DOI: 10.1097/MLR.0000000000000853.
• The influence of sociodemographic factors on operative decision-making in small bowel obstruction.Jean RA, Chiu AS, O'Neill KM, Lin Z, Pei KY. The influence of sociodemographic factors on operative decision-making in small bowel obstruction. The Journal Of Surgical Research 2018, 227: 137-144. PMID: 29804845, DOI: 10.1016/j.jss.2018.02.029.
• Identification of Emergency Department Visits in Medicare Administrative Claims: Approaches and Implications.Venkatesh AK, Mei H, Kocher KE, Granovsky M, Obermeyer Z, Spatz E, Rothenberg C, Krumholz H, Lin Z. Identification of Emergency Department Visits in Medicare Administrative Claims: Approaches and Implications. Academic Emergency Medicine : Official Journal Of The Society For Academic Emergency Medicine 2017, 24: 422-431. PMID: 27864915, PMCID: PMC5905698, DOI: 10.1111/acem.13140.
• Hospital-Readmission Risk - Isolating Hospital Effects from Patient Effects.Krumholz HM, Wang K, Lin Z, Dharmarajan K, Horwitz LI, Ross JS, Drye EE, Bernheim SM, Normand ST. Hospital-Readmission Risk - Isolating Hospital Effects from Patient Effects. The New England Journal Of Medicine 2017, 377: 1055-1064. PMID: 28902587, PMCID: PMC5671772, DOI: 10.1056/NEJMsa1702321.
• Association of Changing Hospital Readmission Rates With Mortality Rates After Hospital Discharge.Dharmarajan K, Wang Y, Lin Z, Normand ST, Ross JS, Horwitz LI, Desai NR, Suter LG, Drye EE, Bernheim SM, Krumholz HM. Association of Changing Hospital Readmission Rates With Mortality Rates After Hospital Discharge. JAMA 2017, 318: 270-278. PMID: 28719692, PMCID: PMC5817448, DOI: 10.1001/jama.2017.8444.
• Hospital Characteristics Associated With Risk-standardized Readmission Rates.Horwitz LI, Bernheim SM, Ross JS, Herrin J, Grady JN, Krumholz HM, Drye EE, Lin Z. Hospital Characteristics Associated With Risk-standardized Readmission Rates. Medical Care 2017, 55: 528-534. PMID: 28319580, PMCID: PMC5426655, DOI: 10.1097/MLR.0000000000000713.
• Accounting For Patients' Socioeconomic Status Does Not Change Hospital Readmission Rates.Bernheim SM, Parzynski CS, Horwitz L, Lin Z, Araas MJ, Ross JS, Drye EE, Suter LG, Normand SL, Krumholz HM. Accounting For Patients' Socioeconomic Status Does Not Change Hospital Readmission Rates. Health Affairs (Project Hope) 2016, 35: 1461-70. PMID: 27503972, PMCID: PMC7664840, DOI: 10.1377/hlthaff.2015.0394.
• Declining Admission Rates And Thirty-Day Readmission Rates Positively Associated Even Though Patients Grew Sicker Over Time.Dharmarajan K, Qin L, Lin Z, Horwitz LI, Ross JS, Drye EE, Keshawarz A, Altaf F, Normand SL, Krumholz HM, Bernheim SM. Declining Admission Rates And Thirty-Day Readmission Rates Positively Associated Even Though Patients Grew Sicker Over Time. Health Affairs (Project Hope) 2016, 35: 1294-302. PMID: 27385247, DOI: 10.1377/hlthaff.2015.1614.
• National trends in hospital length of stay for acute myocardial infarction in China.Li Q, Lin Z, Masoudi FA, Li J, Li X, Hernández-Díaz S, Nuti SV, Li L, Wang Q, Spertus JA, Hu FB, Krumholz HM, Jiang L. National trends in hospital length of stay for acute myocardial infarction in China. BMC Cardiovascular Disorders 2015, 15: 9. PMID: 25603877, PMCID: PMC4360951, DOI: 10.1186/1471-2261-15-9.
• Association of hospital volume with readmission rates: a retrospective cross-sectional study.Horwitz LI, Lin Z, Herrin J, Bernheim S, Drye EE, Krumholz HM, Hines HJ, Ross JS. Association of hospital volume with readmission rates: a retrospective cross-sectional study. BMJ (Clinical Research Ed.) 2015, 350: h447. PMID: 25665806, PMCID: PMC4353286, DOI: 10.1136/bmj.h447.
• Variation in hospital-level risk-standardized complication rates following elective primary total hip and knee arthroplasty.Bozic KJ, Grosso LM, Lin Z, Parzynski CS, Suter LG, Krumholz HM, Lieberman JR, Berry DJ, Bucholz R, Han L, Rapp MT, Bernheim S, Drye EE. Variation in hospital-level risk-standardized complication rates following elective primary total hip and knee arthroplasty. The Journal Of Bone And Joint Surgery. American Volume 2014, 96: 640-7. PMID: 24740660, DOI: 10.2106/JBJS.L.01639.
• Measuring hospital clinical outcomes.Krumholz HM, Lin Z, Normand SL. Measuring hospital clinical outcomes. BMJ (Clinical Research Ed.) 2013, 346: f620. PMID: 23364072, DOI: 10.1136/bmj.f620.
• Relationship between hospital readmission and mortality rates for patients hospitalized with acute myocardial infarction, heart failure, or pneumonia.Krumholz HM, Lin Z, Keenan PS, Chen J, Ross JS, Drye EE, Bernheim SM, Wang Y, Bradley EH, Han LF, Normand SL. Relationship between hospital readmission and mortality rates for patients hospitalized with acute myocardial infarction, heart failure, or pneumonia. JAMA 2013, 309: 587-93. PMID: 23403683, PMCID: PMC3621028, DOI: 10.1001/jama.2013.333.
• Skilled nursing facility referral and hospital readmission rates after heart failure or myocardial infarction.Chen J, Ross JS, Carlson MD, Lin Z, Normand SL, Bernheim SM, Drye EE, Ling SM, Han LF, Rapp MT, Krumholz HM. Skilled nursing facility referral and hospital readmission rates after heart failure or myocardial infarction. The American Journal Of Medicine 2012, 125: 100.e1-9. PMID: 22195535, PMCID: PMC3246370, DOI: 10.1016/j.amjmed.2011.06.011.
• An administrative claims measure suitable for profiling hospital performance based on 30-day all-cause readmission rates among patients with acute myocardial infarction.Krumholz HM, Lin Z, Drye EE, Desai MM, Han LF, Rapp MT, Mattera JA, Normand SL. An administrative claims measure suitable for profiling hospital performance based on 30-day all-cause readmission rates among patients with acute myocardial infarction. Circulation. Cardiovascular Quality And Outcomes 2011, 4: 243-52. PMID: 21406673, PMCID: PMC3350811, DOI: 10.1161/CIRCOUTCOMES.110.957498.
• Telemonitoring in patients with heart failure.Chaudhry SI, Mattera JA, Curtis JP, Spertus JA, Herrin J, Lin Z, Phillips CO, Hodshon BV, Cooper LS, Krumholz HM. Telemonitoring in patients with heart failure. The New England Journal Of Medicine 2010, 363: 2301-9. PMID: 21080835, PMCID: PMC3237394, DOI: 10.1056/NEJMoa1010029.
• An administrative claims measure suitable for profiling hospital performance on the basis of 30-day all-cause readmission rates among patients with heart failure.Keenan PS, Normand SL, Lin Z, Drye EE, Bhat KR, Ross JS, Schuur JD, Stauffer BD, Bernheim SM, Epstein AJ, Wang Y, Herrin J, Chen J, Federer JJ, Mattera JA, Wang Y, Krumholz HM. An administrative claims measure suitable for profiling hospital performance on the basis of 30-day all-cause readmission rates among patients with heart failure. Circulation. Cardiovascular Quality And Outcomes 2008, 1: 29-37. PMID: 20031785, DOI: 10.1161/CIRCOUTCOMES.108.802686.
• Changes in outcomes for internal medicine inpatients after work-hour regulations.Horwitz LI, Kosiborod M, Lin Z, Krumholz HM. Changes in outcomes for internal medicine inpatients after work-hour regulations. Annals Of Internal Medicine 2007, 147: 97-103. PMID: 17548401, DOI: 10.7326/0003-4819-147-2-200707170-00163.
• A randomized outpatient trial of a decision-support information technology tool.Apkon M, Mattera JA, Lin Z, Herrin J, Bradley EH, Carbone M, Holmboe ES, Gross CP, Selter JG, Rich AS, Krumholz HM. A randomized outpatient trial of a decision-support information technology tool. Archives Of Internal Medicine 2005, 165: 2388-94. PMID: 16287768, DOI: 10.1001/archinte.165.20.2388.
• Gender differences in recovery after coronary artery bypass surgery.Vaccarino V, Lin ZQ, Kasl SV, Mattera JA, Roumanis SA, Abramson JL, Krumholz HM. Gender differences in recovery after coronary artery bypass surgery. Journal Of The American College Of Cardiology 2003, 41: 307-14. PMID: 12535827, DOI: 10.1016/s0735-1097(02)02698-0.