Subfield · Hematology
Top Countries in Hematology Research
United States ranks first in 2022–2025, out of 43 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
| # | Country | Score | Top-10% rate | Works | Citations | All time |
|---|---|---|---|---|---|---|
| 1 | United States | 100.0 | 14.5% | 16k | 91k | #1 |
| 2 | China | 81.6 | 17.8% | 8.9k | 55k | #5 |
| 3 | Germany | 70.8 | 18.3% | 2.4k | 17k | #3 |
| 4 | United Kingdom | 63.1 | 18.7% | 2.3k | 16k | #2 |
| 5 | Italy | 57.2 | 21.0% | 2.4k | 17k | #6 |
| 6 | France | 52.4 | 16.8% | 2.1k | 13k | #4 |
| 7 | Canada | 48.3 | 17.4% | 1.5k | 8.8k | #7 |
| 8 | Spain | 44.7 | 14.6% | 1.6k | 8.6k | #11 |
| 9 | Australia | 41.6 | 21.2% | 1k | 7.1k | #10 |
| 10 | Netherlands | 38.8 | 23.9% | 924 | 7.8k | #8 |
| 11 | Japan | 36.2 | 9.2% | 2.7k | 9.9k | #9 |
| 12 | India | 33.9 | 6.1% | 3.6k | 8k | #18 |
| 13 | Poland | 31.8 | 13.7% | 635 | 3.3k | #20 |
| 14 | ?? | 29.8 | 15.4% | 486 | 3k | #19 |
| 15 | Iran | 28.0 | 11.4% | 727 | 3k | #25 |
| 16 | Switzerland | 26.3 | 18.1% | 545 | 3.5k | #12 |
| 17 | South Korea | 24.7 | 12.1% | 913 | 4.2k | #22 |
| 18 | Brazil | 23.2 | 3.5% | 2.3k | 3.1k | #21 |
| 19 | Sweden | 21.7 | 19.2% | 410 | 2.9k | #13 |
| 20 | Greece | 20.4 | 18.3% | 400 | 2k | #23 |
| 21 | Türkiye | 19.1 | 5.0% | 1.3k | 2.8k | #28 |
| 22 | Belgium | 17.8 | 18.4% | 319 | 2k | #17 |
| 23 | Israel | 16.6 | 16.5% | 368 | 2.2k | #15 |
| 24 | Austria | 15.5 | 18.9% | 322 | 1.9k | #16 |
| 25 | Denmark | 14.4 | 17.4% | 360 | 1.9k | #14 |
| 26 | Saudi Arabia | 13.4 | 9.2% | 578 | 2.1k | #38 |
| 27 | Russia | 12.4 | 3.7% | 902 | 1.8k | #29 |
| 28 | Egypt | 11.4 | 6.4% | 782 | 1.7k | #36 |
| 29 | Taiwan | 10.5 | 13.2% | 395 | 2.1k | #32 |
| 30 | Ethiopia | 9.6 | 22.0% | 229 | 1.6k | #44 |
| 31 | Czechia | 8.7 | 14.0% | 232 | 1.3k | #30 |
| 32 | Romania | 7.9 | 17.0% | 201 | 1.1k | #48 |
| 33 | Norway | 7.0 | 18.9% | 203 | 1.2k | #24 |
| 34 | Pakistan | 6.2 | 3.4% | 770 | 1.1k | #41 |
| 35 | Thailand | 5.5 | 11.9% | 289 | 1.2k | #39 |
| 36 | Indonesia | 4.7 | 3.1% | 707 | 885 | #47 |
| 37 | Portugal | 4.0 | 8.3% | 311 | 971 | #35 |
| 38 | Nigeria | 3.3 | 6.2% | 314 | 781 | #42 |
| 39 | Mexico | 2.6 | 5.6% | 359 | 809 | #40 |
| 40 | Malaysia | 1.9 | 9.2% | 208 | 722 | #46 |
| 41 | Iraq | 126.6 | 1.5% | 376 | 446 | #58 |
| 42 | Colombia | 62.6 | 2.9% | 234 | 339 | #52 |
| 43 | Tunisia | 0.0 | 1.7% | 235 | 224 | #53 |
countries ranked worldwide in Hematology (43). 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.
One bar per band of score, counting the rows on this page.