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Published Works

CHOPR Investigators publish research project findings in prestigious, high impact journals like JAMA, The Lancet, Research in Nursing and Health, theBMJ, Journal of Nursing Administration, JAGS, Health Affairs, and Medical Care.

Recent Papers  Faculty Pubs List  Policy Briefs  Article Awards

Linda 
Aiken

Margo Brooks Carthon Eileen
Lake​ 

Karen
Lasater

Ann Kutney Lee

Matthew
McHugh

Nursing skill mix in European hospitals: Cross sectional study of the association with mortality, patient ratings, and quality of care.

Center Authors: Aiken L.H., Sloane D., McHugh M.D.

BMJ Quality & Safety (2016)

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The study, examined data from hospitals, patients and nurses in Europe. The study drew on survey data from > 13,000 nurses across 243 adult acute-care hospitals and > 18,800 patients in 182 of those hospitals, and discharge data for >275,000 surgical patients. 

Aiken LH, Sloane D, Griffiths P, Rafferty AM, Bruyneel L, McHugh M, Maier C, Moreno-Casbas T, Ball JE, Ausserhofer D, and Sermeus W (2016). Nursing skill mix in European hospitals: Cross sectional study of the association with mortality, patient ratings, and quality of care. BMJ Quality & Safetyhttp://dx.doi.org/10.1136/bmjqs-2016-005567

Association of nurse work environment and safety climate on patient mortality: A cross-sectional study.

Center Authors: Aiken L.H.,  Lake, E.T.

International Journal of Nursing Studies (2017)

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Our objective for this study was to determine whether hospital safety climate and work environment make comparable or distinct contributions to patient mortality. We found that safety climate perception is not predictive of patient mortality beyond the effect of the nurse work environment. 

Olds DM, Aiken LH, Cimiotti JP, Lake ET.  (2017) Association of nurse work environment and safety climate on patient mortality: A cross-sectional study.  Int J Nurs Stud 74:155-161.

Effects of regulation and payment policies on nurse practitioners’ clinical practice.

Center Authors:  Aiken, L.H., McHugh. M.D.

Medical Care Research and Review (2016) 

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Increasing pt. demand following health care reform has led to concerns about provider shortages, particularly in primary care and for Medicaid (MC) pts. We examined the effect of state policies on NP employment in primary care & practice MC acceptance. 

Barnes H, Maier C, Sanik DA, Germack HD, Aiken LH, and McHugh MD (2016). Effects of regulation and payment policies on nurse practitioners’ clinical practice. Medical Care Research and Review EPUB Ahead of Print DOI: 10.1177/1077558716649109

Magnet hospital recognition linked to lower central line-associated bloodstream infection rates. 
 Top Ten Most Downloaded Paper in 2016

Center Authors: McHugh, M.D.

Research in Nursing and Health (2016)  

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The purpose of this study was to explore the relationship between Magnet status and hospital CLABSI rates. We found that Magnet hospital status was associated with better CLABSI rates.

Barnes H, Rearden J, & McHugh MD (2016). Magnet hospital recognition linked to lower central line-associated bloodstream infection rates. Research in Nursing and Health 39(2):96-104. Top Ten Most Downloaded paper in 2016. 

Increasing research capacity in a safety net setting through an academic clinical partnership

Center Authors: Brooks Carthon,  J.M., Aiken, L.H.

The Journal of Nursing Administration (2017)

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PPMC and CHOPR partnered researchers and BSN-prepared nurses in an 18-month program. This article describes the programmatic design, conceptual framework, resource requirements, and effect on the institutional partners and participants.

Brooks Carthon, J. M., Holland, S., Gamble, K., Rothwell, H., Pancir, D., Ballinghoff, J., & Aiken, L.H.  (2017). Increasing Research Capacity in a Safety Net Setting Through an Academic Clinical Partnership. Journal of Nursing Administration 47(6): 350-355.

Unmet nursing care linked to rehospitalizations among older black AMI patients: A Cross-Sectional Study of U.S. Hospitals

Center Authors: Brooks-Carthon J.M., Lasater, K.B.,  Sloane, D.M.

Medical Care (2016) 

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This is the first study to analyze how nurses’ decreasing time spent on direct patient care has impacted the racial/ethnic differences in acute MI readmissions. We showed that older black patients were more often in hospitals where necessary care was omitted.

Brooks-Carthon JM, Lasater KB, Rearden J, Holland S, and Sloane, DM (2016). Unmet nursing care linked to rehospitalizations among older black AMI patients: A Cross-Sectional Study of U.S. Hospitals. Medical Care 54(5):457-465

Growth in retail-based clinics after nurse practitioner scope of practice reform.

Center Authors: Brooks Carthon JM,

Nursing Outlook (2017)

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Retail clinics are largely staffed by NPs and are a popular destination for non-emergent care. We examined if there was a relationship between NP practice regulations  and retail clinic growth after the passage of a scope of practice (SOP) reform bill in PA.

Brooks Carthon JM, Sammarco T, Pancir D, Chittams J, and Wiltse Nicely K (2017). Growth in retail-based clinics after nurse practitioner scope of practice reform. Nursing Outlook 65, (2)195–201 

Nurse engagement in shared governance and patient and nurse outcomes.

Center Authors: Kutney Lee A, Dierkes A, Aiken L.H

Journal of Nursing Administration (2016)

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We examined differences in nurse engagement in shared governance across hospitals and determined the relationship between nurse engagement and patient and nurse outcomes. A secondary analysis was conducted using nurse, hospital, & the HCAHP survey.

Kutney Lee A, Germack H, Hatfield L, Maguire P, Kelly S, Dierkes A, Del Guidice M, and Aiken LH (2016). Nurse engagement in shared governance and patient and nurse outcomes. JONA 46(11):605-612

Missed Nursing Care in Pediatrics

Center Authors: Lake, E.T, Aiken, L.H

Hospital Pediatrics (2017)

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Our objectives were to describe the frequency and patterns of missed nursing care in inpatient pediatric settings and to determine whether missed nursing care is associated with unfavorable work environments and high nurse workloads.

Eileen T. Lake, Pamela B. de Cordova, Sharon Barton, Shweta Singh, Paula D. Agosto, Beth Ely, Kathryn E. Roberts, Linda H. Aiken. 2017. Missed Nursing Care in Pediatrics. Hospital Pediatrics 7(7): 378-384. 

Nursing care disparities in Neonatal Intensive Care Units

Center Authors: Lake, E.T, Smith, J.

Health Services Research (2017)

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Authors describe the variation across neonatal intensive care units (NICUs) in missed nursing care in disproportionately black and non-black-serving hospitals and analyze the nursing factors associated with missing nursing care.

Eileen T. Lake, Douglas Staiger, Erica Miles Edwards, Jessica G, Smith, Jeannette A. Rogowski. 2017. Missed Nursing Care in Pediatrics. Hospital Pediatrics 7(7): 378-384

Higher quality of care and patient safety associated with better NICU work environments.

Center Authors: Lake, E.T., Kutney-Lee, A., Aiken, L.H.

Journal of Nursing Care Quality (2016)

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We investigated the associations between the NICU work environment, quality of care, safety, and patient outcomes. Better work environments were associated with > odds of nurses reporting poor quality, safety and outcomes. 

Lake ET, Hallowell SG, Kutney-Lee A, Hatfield LA, Del Guidice M, Boxer B, Ellis LN, Verica L, and Aiken LH (2016). Higher quality of care and patient safety associated with better NICU work environments. J Nursing Care Quality 31(1):24-32

Hospitals known for nursing excellence perform better on value based purchasing measures

Center Authors: Lasater, K.B.McHugh, M.D.

Policy, Politics, & Nursing Practice (2016)

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The purpose was to determine how Magnet hospitals perform compared to matched non-Magnet hospitals on Hospital Value Based Purchasing (VBP) measures. 


Lasater, KB, Germack, H, Small, D, and McHugh MD (2016). Hospitals known for nursing excellence perform better on value based purchasing measures. Policy, Politics, & Nursing Practice 17(4):177–186

Reducing hospital readmission disparities among older black & white adults following elective joint replacement: the role of nurse staffing.

Center Authors: Lasater, K.B., McHugh, M.D.

Journal of the American Geriatrics Society (2016)

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We examined racial differences in readmissions of older adults undergoing elective total hip and knee replacement, to determine the relationship between nurse staffing and readmission, and to study whether the relationship between staffing and readmission differs for older black and white adults. 

Lasater KB, and McHugh MD (2016). Reducing hospital readmission disparities among older black & white adults following elective joint replacement: the role of nurse staffing. Journal of the American Geriatrics Society 64(12):2593-2598

Better nurse staffing and work environments associated with increased survival of in-hospital cardiac arrest patients.

Center Authors: McHugh, M.D., Sloane, D.M., Aiken, L.H.

Medical Care (2016)

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We determined the association between nurse staffing, nurse work environments, and IHCA survival by looking at cross-sectional data from the: (1) AHA’s GWTG database; (2) PA Multi-State Nursing Care and Patient Safety; and (3) the AHA annual survey. 

McHugh MD, Rochman, MF, Sloane DM, Berg RA, Mancini ME, Nadkarni VM, Merchant RM, and Aiken LH (2016). Better nurse staffing and work environments associated with increased survival of in-hospital cardiac arrest patients. Medical Care 54(1):74-80.

CHOPR POLICY BRIEFS

Physician Surplus or Shortage? Let’s Play Hard Ball! A Tribute to Buz Cooper

Center Author: Aiken, L.H.

CHOPR Policy Brief 1(2): 2016

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What does it take to bring new perspectives to solving persistent problems into the U.S. market-driven healthcare environment replete with competing stakeholder interests and a decentralized policy apparatus? 

Quality and Safety of Nurse Practitioner Care: The Case for Full Practice Authority in Pennsylvania.

Center Authors: Barnes, H.B., Aiken, L.H., Villarruel, A. 

CHOPR Policy Brief 1(1): 2016a

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In July 2016, the PA State Senate voted 41 to 9 in support of SB 717 to eliminate these required collaborative agreements. It is in the public’s interest for the PA House to pass SB 717. This policy brief lays out the evidence why.