Global Health Care Issues

Global Health Care Issues is a research topic within General Health Professions. Science Explorer counts 43k research works in it since 1950. 10.1% of them reached the world's top 10% most cited for their field and year.

This cluster of papers explores the determinants of health care expenditure, focusing on the impact of an ageing population, longevity, and medical innovation. It investigates the relationship between health care spending, economic growth, and public health outcomes, with a particular emphasis on the implications for chronic disease management and government health expenditures.

Health Care Expenditure
Ageing Population
Longevity
Health Outcomes
Economic Growth
Public Health Spending
Life Expectancy
Medical Innovation
Government Health Expenditures
Chronic Disease

Research works: 43k
In the world top 10%: 4.4k
Top-10% rate: 10.1%
Growth, 2018-21 → 2022-25: +2%
Largest producer: United States

Global Health Care Issues

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

Which countries lead Global Health Care Issues research?

By volume, the United States and China publish the most (1.5k and 860 works in 2022-now).

By volume, 2022-now

1 United States 1.5k works
2 China 860 works
3 United Kingdom 609 works
4 India 490 works
5 Türkiye 352 works
6 Nigeria 335 works
7 Poland 331 works
8 Australia 273 works
9 Italy 261 works
10 Germany 259 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 States1,490 · 28.3%China860 · 16.4%United Kingdom609 · 11.6%India490 · 9.3%6 others listed1,811 · 34.4%

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

Which institutions lead Global Health Care Issues research?

By volume in 2022-now, Harvard University publishes the most Global Health Care Issues research, followed by Peking University and World Health Organization.

By volume, 2022-now

1 Harvard UniversityUnited States 59 works
2 Peking UniversityChina 43 works
3 World Health OrganizationSwitzerland 36 works
4 Tribhuvan UniversityNepal 34 works
5 Centre National de la Recherche ScientifiqueFrance 33 works
6 Sapienza University of RomeItaly 32 works
7 University College LondonUnited Kingdom 29 works
8 Russian Academy of SciencesRussia 29 works
9 University of OxfordUnited Kingdom 29 works
10 London School of Economics and Political ScienceUnited Kingdom 28 works

Who are the leading researchers in Global Health Care Issues?

The most-cited researchers publishing on Global Health Care Issues include David Moher, Ahmedin Jemal and Christopher J L Murray.

1 David Moher Canada 898k citations
2 Ahmedin Jemal United States 761k citations
3 Christopher J L Murray United States 583k citations
4 Freddie Bray France 550k citations
5 Simon Iain Hay United States 452k citations
6 Theo Vos United States 439k citations
7 George Davey Smith United Kingdom 435k citations
8 Ali H. Mokdad United States 429k citations
9 Zulfiqar Ahmed Bhutta Pakistan 371k citations
10 Ronald C. Kessler United States 360k 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 Global Health Care Issues?

The most cited paper in Global Health Care Issues is "Regression Models and Life-Tables" (D. R. Cox, 1972), with 39,869 citations. Next come "Regression Models and Life-Tables" (26,650) and "Home visits: a strategy to improve newborn survival - Authors' reply" (22,614).

Most cited papers
#	Paper	Released	Citations
1	Regression Models and Life-Tables D. R. Cox · Journal of the Royal Statistical Society Series B (Statistical Methodology)	1972	39,869
2	Regression Models and Life-Tables David R. Cox · Springer series in statistics Book chapter	1992	26,650
3	Home visits: a strategy to improve newborn survival - Authors' reply G Danaei et al. · Americanae (AECID Library) Open access180 authors	2008	22,614
4	Revisiting the Behavioral Model and Access to Medical Care: Does it Matter? Ronald Andersen · Journal of Health and Social Behavior	Mar 1995	9,924
5	Testing for Error Correction in Panel Data* Joakim Westerlund · Oxford Bulletin of Economics and Statistics	25 Jul 2007	6,030

All 99 most cited papers, with filters and sorting

Where is Global Health Care Issues research done?

The largest centres of Global Health Care Issues research in 2022-now are London (United Kingdom), Beijing (China), Warsaw (Poland) and Washington D.C. (United States). Among places with at least 20 works in it, it is an unusually large share of all research in London and Abuja.

Largest cities, 2022-now

1 LondonUnited Kingdom 226 works
2 BeijingChina 200 works
3 WarsawPoland 94 works
4 Washington D.C.United States 90 works
5 New YorkUnited States 87 works
6 MoscowRussia 82 works
7 TehranIran 81 works
8 IstanbulTürkiye 80 works
9 CambridgeUnited States 80 works
10 ParisFrance 73 works

Where it is the local speciality

London20.6 works15×
AbujaNG · 24.5 works9.4×

← less than its size predicts1×more →

Location quotient: how much more of its research is in Global Health Care Issues than the world average.

See Global Health Care Issues on the map

Where is the best place to study Global Health Care Issues?

Among universities, judged by research, Harvard University, Peking University and London School of Hygiene & Tropical Medicine score highest, combining excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

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.

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.

#	University	Score	Top 10%	Specialisation	Works	Growth
1	Harvard UniversityUnited States	73.2	19.0%	2.4×	59	-2.1%
2	Peking UniversityChina	68.3	18.9%	2.7×	42	+36.8%
3	London School of Hygiene & Tropical MedicineUnited Kingdom	62.1	20.2%	18.7×	23	-17.0%
4	University of OxfordUnited Kingdom	59.1	13.2%	2.6×	29	+13.2%
5	University College LondonUnited Kingdom	57.1	17.0%	2.4×	29	+1.5%
6	Australian National UniversityAustralia	57.0	12.9%	7.0×	27	+39.4%
7	Chinese Academy of Medical Sciences & Peking Union Medical CollegeChina	55.7	33.3%	1.1×	9	+40.9%
8	University of TorontoCanada	55.5	13.3%	1.8×	27	+45.4%
9	University of JohannesburgSouth Africa	55.4	28.2%	2.0×	10	+385.6%
10	London School of Economics and Political ScienceUnited Kingdom	55.3	18.4%	15.5×	28	-24.7%
11	International Institute for Population SciencesIndia	54.7	11.7%	99.7×	25	+23.7%
12	Yale UniversityUnited States	54.4	15.8%	2.2×	18	+24.9%
13	University of GlasgowUnited Kingdom	53.8	21.6%	3.2×	16	+70.9%
14	Johns Hopkins UniversityUnited States	53.4	20.7%	2.3×	27	-14.5%
15	University of CanberraAustralia	53.2	20.4%	11.5×	14	+260.1%
16	University of MichiganUnited States	52.1	20.4%	2.0×	24	-0.1%
17	Fudan UniversityChina	51.5	20.7%	1.4×	16	+39.5%
18	Brown UniversityUnited States	51.3	24.2%	3.1×	11	+11.6%
19	Erasmus University RotterdamNetherlands	51.1	13.3%	5.4×	22	-21.9%
20	University of YorkUnited Kingdom	48.3	16.5%	7.0×	18	-30.7%
21	Tsinghua UniversityChina	47.4	23.5%	0.7×	12	+41.1%
22	Huazhong University of Science and TechnologyChina	47.0	27.7%	0.8×	12	+11.3%
23	Shandong UniversityChina	46.8	29.7%	0.9×	10	+36.8%
24	Tribhuvan UniversityNepal	46.6	2.8%	5.9×	34	+40.3%
25	Sapienza University of RomeItaly	46.4	3.5%	3.5×	32	+138.0%
26	University of Hong KongChina	46.1	15.3%	1.7×	12	+11.2%
27	The University of QueenslandAustralia	45.8	18.2%	1.7×	13	+18.2%
28	Dalhousie UniversityCanada	45.6	18.4%	3.1×	9	+59.2%
29	University of Southern CaliforniaUnited States	45.5	15.6%	2.7×	17	-12.6%
30	Aarhus UniversityDenmark	45.2	13.1%	2.3×	15	+43.9%
31	The University of MelbourneAustralia	44.9	11.4%	2.7×	23	-9.7%
32	Monash UniversityAustralia	44.7	13.9%	2.7×	20	-10.5%
33	Wuhan UniversityChina	44.7	20.8%	1.3×	14	+39.0%
34	Renmin University of ChinaChina	44.1	10.5%	6.8×	17	+83.3%
35	University of California, San FranciscoUnited States	43.9	19.8%	1.7×	10	+23.2%
36	Sun Yat-sen UniversityChina	43.8	17.7%	0.8×	13	+44.9%
37	Columbia UniversityUnited States	43.7	12.8%	2.2×	19	-4.0%
38	Universitat Autònoma de BarcelonaSpain	43.5	15.5%	3.0×	15	-2.1%
39	Heidelberg UniversityGermany	43.4	24.3%	1.4×	8	+0.7%
40	Sichuan UniversityChina	43.1	27.2%	0.7×	12	-18.9%
41	Imperial College LondonUnited Kingdom	43.0	13.6%	2.2×	17	-25.7%
42	Maastricht UniversityNetherlands	41.5	14.2%	4.5×	14	-10.6%
43	Boston UniversityUnited States	41.4	25.2%	2.4×	9	-12.1%
44	Zhongnan University of Economics and LawChina	41.1	16.7%	11.1×	9	+70.6%
45	Karolinska InstitutetSweden	39.7	16.7%	2.7×	12	-26.3%
46	Central University of Finance and EconomicsChina	39.4	14.5%	11.7×	10	+20.3%
47	University of North Carolina at Chapel HillUnited States	35.6	5.1%	2.0×	28	-46.7%
48	Bocconi UniversityItaly	34.7	13.4%	12.1×	8	-31.9%
49	University of GroningenNetherlands	33.9	10.1%	2.5×	13	-42.0%
50	University of International Business and EconomicsChina	33.4	4.4%	14.0×	10	+89.2%
51	National University of SingaporeSingapore	33.2	9.9%	1.6×	14	-20.7%
52	Chinese University of Hong KongChina	32.1	5.5%	1.9×	11	-14.7%
53	City, University of LondonUnited Kingdom	30.9	5.8%	11.8×	9	-33.9%
54	Enugu State University of Science and TechnologyNigeria	28.4	4.0%	17.1×	9	+169.3%

Universities only. The score blends 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 Global Health Care Issues, country by country

Is Global Health Care Issues research growing?

Output in 2022-2025 was 2% higher than in 2018-2021, peaking in 2021. The fastest-growing topics are Global Health Care Issues.

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 Global Health Care Issues as a percentage of every work published that year, 0.041% in 2024.

Fractional works of Global Health Care Issues 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.

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.

Discussion

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Which countries lead Global Health Care Issues research?

By volume, 2022-now

How concentrated that is

Which institutions lead Global Health Care Issues research?

By volume, 2022-now

Who are the leading researchers in Global Health Care Issues?

What are the most cited papers in Global Health Care Issues?

Where is Global Health Care Issues research done?

Largest cities, 2022-now

Where it is the local speciality

Where is the best place to study Global Health Care Issues?

Is Global Health Care Issues research growing?

Its share of all research

How much of it reaches the world top 10%

Which topics inside it are moving

Related research

Discussion