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Topic · Emergency Medicine

Hospital Admissions and Outcomes

Hospital Admissions and Outcomes is a research topic within Emergency Medicine. Science Explorer counts 13k research works in it since 1950. 10.2% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the impact of hospital handoffs, resident duty hours, and weekend admission on patient safety, medical errors, and continuity of care. It explores communication failures, strategies for improvement, and the effects of duty hour restrictions on patient outcomes. The cluster also addresses the use of SBAR technique, nursing handover practices, and the overall quality of care during hospital handoffs.

  • Hospital Handoffs
  • Patient Safety
  • Medical Errors
  • Resident Duty Hours
  • Communication
  • Weekend Admission
  • Nursing Handover
  • SBAR Technique
  • Continuity of Care
  • Quality of Care
Research works
13k
fractional, since 1950
In the world top 10%
1.4k
per year above
Top-10% rate
10.2%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+3%
the tick is no change
Largest producer
United States
60% of the 10 largest, 2022-now
Hospital Admissions and Outcomes

This ranks research output and citation impact. It says nothing about the quality of diagnosis, treatment or care.

Which countries lead Hospital Admissions and Outcomes research?

By volume, the United States and the United Kingdom publish the most (1.5k and 277 works in 2022-now).

By volume, 2022-now

  1. 1 United States 1.5k works
  2. 2 United Kingdom 277 works
  3. 3 Canada 136 works
  4. 4 Australia 133 works
  5. 5 China 108 works
  6. 6 Japan 72 works
  7. 7 India 68 works
  8. 8 Germany 65 works
  9. 9 Türkiye 61 works
  10. 10 Saudi Arabia 57 works

How concentrated that is

The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.

United States: 60.4%United Kingdom: 11.2%Canada: 5.5%Australia: 5.4%6 others listed: 17.5%60%largest
United States1,493 · 60.4%United Kingdom277 · 11.2%Canada136 · 5.5%Australia133 · 5.4%6 others listed431 · 17.5%

Shares of the rows listed above, not of the whole node.

Which institutions lead Hospital Admissions and Outcomes research?

By volume in 2022-now, Harvard University publishes the most Hospital Admissions and Outcomes research, followed by Mayo Clinic and University of Toronto.

By volume, 2022-now

  1. 1 Harvard UniversityUnited States 74 works
  2. 2 Mayo ClinicUnited States 31 works
  3. 3 University of TorontoCanada 27 works
  4. 4 University of PennsylvaniaUnited States 25 works
  5. 5 Johns Hopkins UniversityUnited States 24 works
  6. 6 Stanford UniversityUnited States 24 works
  7. 7 University of MichiganUnited States 23 works
  8. 8 University of California, San FranciscoUnited States 23 works
  9. 9 Yale UniversityUnited States 21 works
  10. 10 The Ohio State UniversityUnited States 20 works

Who are the leading researchers in Hospital Admissions and Outcomes?

The most-cited researchers publishing on Hospital Admissions and Outcomes include Stephan Windecker, Mika Kivimäki and Gordon Henry Guyatt.

  1. 1 Stephan Windecker Switzerland 338k citations
  2. 2 Mika Kivimäki United Kingdom 318k citations
  3. 3 Gordon Henry Guyatt Canada 315k citations
  4. 4 Jeremy Grimshaw Canada 281k citations
  5. 5 Martin McKee United Kingdom 270k citations

Ranked by citations received across their whole record, among researchers with at least three works on this topic.

What are the most cited papers in Hospital Admissions and Outcomes?

The most cited paper in Hospital Admissions and Outcomes is "Nurse-Staffing Levels and the Quality of Care in Hospitals" (Jack Needleman, Peter I. Buerhaus, Soeren Mattke et al., 2002), with 2,261 citations. Next come "Role of Computerized Physician Order Entry Systems in Facilitating Medication Errors" (2,145) and "Deficits in Communication and Information Transfer Between Hospital-Based and Primary Care Physicians" (2,137).

Most cited papers
#PaperReleasedCitations
1 Nurse-Staffing Levels and the Quality of Care in Hospitals Jack Needleman, Peter I. Buerhaus, Soeren Mattke et al. · New England Journal of Medicine Open access 30 May 2002 2,261
2 Role of Computerized Physician Order Entry Systems in Facilitating Medication Errors Ross Koppel · JAMA 8 Mar 2005 2,145
3 Deficits in Communication and Information Transfer Between Hospital-Based and Primary Care Physicians Sunil B. Kripalani, Frank V. Lefevre, Christopher O. Phillips et al. · JAMA 27 Feb 2007 2,137
4 Burnout and Medical Errors Among American Surgeons Tait D. Shanafelt, Charles M. Balch, Gerald J. Béchamps et al. · Annals of Surgery 15 Apr 2010 2,116
5 The Incidence and Severity of Adverse Events Affecting Patients after Discharge from the Hospital Alan John Forster, Harvey J. Murff, Josh F. Peterson et al. · Annals of Internal Medicine 4 Feb 2003 1,924
All 100 most cited papers, with filters and sorting

Where is Hospital Admissions and Outcomes research done?

The largest centres of Hospital Admissions and Outcomes research in 2022-now are Boston (United States), London (United Kingdom), New York (United States) and Philadelphia (United States).

Largest cities, 2022-now

  1. 1 BostonUnited States 74 works
  2. 2 LondonUnited Kingdom 66 works
  3. 3 New YorkUnited States 60 works
  4. 4 PhiladelphiaUnited States 55 works
  5. 5 ChicagoUnited States 40 works
  6. 6 BaltimoreUnited States 36 works
  7. 7 TorontoCanada 34 works
  8. 8 MelbourneAustralia 34 works
  9. 9 RiyadhSaudi Arabia 29 works
  10. 10 HoustonUnited States 29 works
See Hospital Admissions and Outcomes on the map

Where is the best place to study Hospital Admissions and Outcomes?

Among universities, judged by research, Harvard University, University of California, San Francisco and University of Pennsylvania score highest, combining citation excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

0%10%20%mean 13.17%fractional works in this field (log) →share of work in the world top 10% →Stanford UniversityUniversity of Califo…University of Pennsy…Harvard University
above the meannear itbelow it

One dot per university in the first ten of the table below, at the default weights. The upper left is the interesting corner: small places doing unusually strong work.

Citation excellenceshare of its work in the world top 10%, 2022-now and all time averaged
40%
Specialisationhow much of its work is in this field, counted up to 10× the world share
10%
Sizeits output in this field, on a log scale
30%
Growthoutput growth, counted from -20% to +20%
10%
Internationalshare of its work with a co-author abroad
10%
Each slider sets a weight; the share it gets of the score is beside it.
#UniversityScoreTop 10%SpecialisationWorksGrowth
1Harvard UniversityUnited States 76.612.4%8.2×74 -11.9%
2University of California, San FranciscoUnited States 58.913.1%11.3×23 +10.1%
3University of PennsylvaniaUnited States 56.712.8%8.4×25 -37.6%
4Stanford UniversityUnited States 56.614.5%5.6×24 -15.1%
5New York UniversityUnited States 56.612.8%4.4×14 +25.2%
6Cornell UniversityUnited States 53.117.3%3.4×13 -25.5%
7University of TorontoCanada 51.66.2%4.7×27 +7.2%
8University of Colorado DenverUnited States 51.513.4%15.5×14 +29.7%
9University of PittsburghUnited States 50.014.1%3.9×9 +66.4%
10Monash UniversityAustralia 48.815.1%3.5×10 -10.7%

Universities only. The score blends citation excellence (40%), size (30%), specialisation (10%), growth (10%), international reach (10%), 2022-now; growth compares 2018-21 with 2022-25 and counts up to +20%, since a jump from a small base is mostly noise.

Every institution in Hospital Admissions and Outcomes, country by country

Is Hospital Admissions and Outcomes research growing?

Output in 2022-2025 was 3% higher than in 2018-2021, peaking in 2025. The fastest-growing topics are Hospital Admissions and Outcomes.

still counting19801990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Hospital Admissions and Outcomes as a percentage of every work published that year, 0.013% in 2024.

still counting0.010%0.020%Hospital Admissions and Outcomes0.014% in 202519801990200020102020

Fractional works of Hospital Admissions and Outcomes over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year.

still counting5%10%15%Hospital Admissions and Outcomes10.1% in 2025200020102020

Of each year's works in it, the share that reached the world's 10% most cited for their field and year. A field is the world for its own topics, so there is no other line to hold it against.

Which topics inside it are moving

Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.

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