Science Explorer Interactive view Map

Top Countries in Cardiology and Cardiovascular Medicine Research

United States ranks first in 2022–2025, out of 72 ranked countries.

Composite score: field-normalised excellence, output and total citations weighted 50 / 30 / 20, each as a percentile so no single heavy-tailed measure dominates. Floor: 100 fractional works in this field.

Ranked by research quality, 2022–2025

#CountryScoreTop-10% rateWorksCitationsAll time
1United States 100.0 13.2% 56k 284k#1
2China 83.8 19.6% 27k 176k#6
3United Kingdom 74.3 17.2% 9.8k 62k#2
4Italy 67.6 18.6% 10k 59k#5
5Germany 62.4 16.1% 8.4k 49k#3
6Canada 58.1 18.0% 5.2k 38k#4
7France 54.5 15.1% 4.8k 27k#7
8Australia 51.4 15.7% 4.9k 27k#9
9India 48.6 8.0% 10k 26k#16
10Netherlands 46.2 21.7% 3.5k 27k#8
11Japan 43.9 9.5% 11k 38k#10
12Spain 41.9 12.0% 6.3k 26k#11
13Switzerland 40.0 17.4% 2.2k 13k#13
14South Korea 38.3 15.4% 4.1k 22k#17
15Sweden 36.7 20.0% 1.8k 13k#12
16Denmark 35.2 19.4% 1.9k 12k#14
17Poland 33.8 11.9% 2.9k 12k#20
18Greece 32.4 16.8% 1.8k 9.8k#21
19Brazil 31.2 7.8% 4.2k 11k#19
20Belgium 30.0 17.7% 1.5k 9.1k#15
21Taiwan 28.8 15.7% 2k 11k#27
22Iran 27.7 11.5% 2.3k 9.5k#34
23Romania 26.7 17.4% 1.2k 5.5k#37
24Türkiye 25.7 6.5% 4.1k 9.9k#32
25Pakistan 24.7 5.7% 2.5k 4.6k#39
26Singapore 23.8 18.6% 847 6.1k#26
27?? 22.9 13.5% 1.3k 6.3k#29
28Norway 22.1 18.5% 942 5.7k#18
29Saudi Arabia 21.3 12.5% 1.3k 5.5k#38
30Austria 20.5 14.8% 1k 5.5k#24
31Russia 19.7 3.3% 5k 9k#30
32Egypt 19.0 6.5% 2.3k 5.1k#42
33Czechia 18.2 12.3% 849 3.9k#28
34Ireland 17.5 12.7% 802 4.3k#31
35Finland 16.9 19.5% 696 5.3k#23
36Portugal 16.2 9.0% 1.8k 5.2k#35
37Israel 15.6 11.4% 1.1k 5k#22
38Hong Kong 14.9 20.6% 427 3.1k#36
39Malaysia 14.3 8.8% 881 3.1k#40
40Indonesia 13.7 4.1% 2.3k 3.4k#52
41Bangladesh 13.2 8.5% 679 2.2k#48
42New Zealand 12.6 13.1% 588 2.4k#25
43South Africa 12.1 12.0% 475 2.3k#33
44Mexico 11.5 5.0% 1.3k 2.6k#44
45Thailand 11.0 11.0% 855 3.2k#45
46Qatar 10.5 14.9% 298 1.7k#47
47Hungary 10.0 10.0% 768 2.9k#41
48Serbia 9.5 10.3% 501 2.2k#49
49Chile 9.0 10.4% 443 1.5k#46
50United Arab Emirates 8.5 15.1% 361 1.5k#59
51Nigeria 8.1 7.0% 572 1.4k#56
52Iraq 7.6 6.6% 613 1.4k#61
53Ethiopia 7.2 17.1% 329 1.9k#60
54Argentina 6.7 4.7% 834 1.7k#43
55Colombia 6.3 4.5% 884 1.5k#54
56Slovenia 5.9 12.9% 295 1.6k#53
57Ukraine 5.5 2.8% 1k 1.1k#58
58Croatia 5.1 6.5% 573 1.3k#55
59Morocco 4.7 5.3% 536 781#65
60Jordan 4.3 13.1% 272 1.2k#67
61Vietnam 3.9 6.5% 488 1.1k#50
62Slovakia 3.5 10.4% 290 1k#57
63Kazakhstan 3.1 7.5% 247 603#71
64Bulgaria 2.8 5.6% 332 713#51
65Lithuania 2.4 9.1% 227 1k#64
66Tunisia 2.0 4.9% 360 554#63
67Nepal 1.7 4.6% 329 615#69
68Philippines 133.7 5.3% 273 571#68
69Peru 99.5 5.7% 282 491#74
70Ecuador 65.9 2.8% 403 376#79
71Uzbekistan 32.7 1.5% 264 167#82
72Algeria 0.0 3.1% 205 254#80

countries ranked worldwide in Cardiology and Cardiovascular Medicine (72). rank on the composite score within the stated pool. The score track runs 0 to 100; the rate track carries no world mark, because the world rate differs by field.

How spread out this pool is

Every row above on one axis — one tick each, right is a higher score. A field where the top few are far clear of everyone and one that runs down evenly look identical as a table.

0 – 5: 14 places5 – 10: 12 places10 – 15: 9 places15 – 20: 7 places20 – 25: 6 places25 – 30: 5 places30 – 35: 3 places35 – 40: 3 places40 – 45: 3 places45 – 50: 2 places50 – 55: 2 places55 – 60: 1 places60 – 65: 1 places65 – 70: 1 places70 – 75: 1 places75 – 80: 0 places80 – 85: 1 places85 – 90: 0 places90 – 95: 0 places95 – 100: 1 places0100

One bar per band of score, counting the rows on this page.

Ranked by volume, 2022–2025

  1. 1 United States 56k works
  2. 2 China 27k works
  3. 3 Japan 11k works
  4. 4 India 10k works
  5. 5 Italy 10k works
  6. 6 United Kingdom 9.8k works
  7. 7 Germany 8.4k works
  8. 8 Spain 6.3k works
  9. 9 Canada 5.2k works
  10. 10 Russia 5k works
  11. 11 Australia 4.9k works
  12. 12 France 4.8k works