Subfield · Infectious Diseases
Top Countries in Infectious Diseases 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
| # | Country | Score | Top-10% rate | Works | Citations | All time |
|---|---|---|---|---|---|---|
| 1 | United States | 100.0 | 19.3% | 29k | 277k | #1 |
| 2 | China | 83.8 | 22.8% | 16k | 157k | #3 |
| 3 | United Kingdom | 74.3 | 24.0% | 5.6k | 74k | #2 |
| 4 | India | 67.6 | 8.7% | 11k | 44k | #11 |
| 5 | Germany | 62.4 | 20.6% | 3.7k | 36k | #5 |
| 6 | Italy | 58.1 | 20.6% | 4.2k | 40k | #7 |
| 7 | France | 54.5 | 19.3% | 3.5k | 31k | #4 |
| 8 | Canada | 51.4 | 21.2% | 3k | 31k | #6 |
| 9 | Australia | 48.6 | 22.7% | 2.5k | 26k | #8 |
| 10 | Spain | 46.2 | 16.3% | 3.5k | 25k | #12 |
| 11 | South Africa | 43.9 | 20.9% | 1.8k | 19k | #14 |
| 12 | Brazil | 41.9 | 9.7% | 5.8k | 25k | #15 |
| 13 | Netherlands | 40.0 | 27.2% | 1.4k | 18k | #9 |
| 14 | Switzerland | 38.3 | 23.9% | 1.2k | 15k | #10 |
| 15 | Japan | 36.7 | 11.9% | 4.2k | 28k | #13 |
| 16 | Iran | 35.2 | 12.0% | 3.1k | 19k | #22 |
| 17 | South Korea | 33.8 | 16.3% | 2.4k | 19k | #19 |
| 18 | Belgium | 32.4 | 22.7% | 853 | 9.3k | #16 |
| 19 | Hong Kong | 31.2 | 34.1% | 491 | 9.8k | #20 |
| 20 | Sweden | 30.0 | 26.5% | 714 | 8.4k | #17 |
| 21 | Denmark | 28.8 | 24.5% | 682 | 8k | #18 |
| 22 | ?? | 27.7 | 16.7% | 1k | 8.5k | #24 |
| 23 | Israel | 26.7 | 19.9% | 697 | 8.6k | #21 |
| 24 | Singapore | 25.7 | 24.4% | 558 | 6.4k | #23 |
| 25 | Poland | 24.7 | 16.6% | 1.1k | 8.4k | #32 |
| 26 | Nigeria | 23.8 | 8.9% | 1.6k | 5.1k | #43 |
| 27 | Taiwan | 22.9 | 16.5% | 1.2k | 9.4k | #27 |
| 28 | Saudi Arabia | 22.1 | 14.3% | 1.4k | 8.7k | #25 |
| 29 | Egypt | 21.3 | 12.5% | 1.6k | 8.6k | #37 |
| 30 | Türkiye | 20.5 | 6.2% | 2.9k | 9k | #35 |
| 31 | Pakistan | 19.7 | 7.5% | 1.8k | 6.3k | #33 |
| 32 | Greece | 19.0 | 17.1% | 687 | 5.7k | #38 |
| 33 | Austria | 18.2 | 22.6% | 512 | 5.4k | #31 |
| 34 | Ethiopia | 17.5 | 18.8% | 1.1k | 6.8k | #47 |
| 35 | Romania | 16.9 | 18.4% | 562 | 4.1k | #53 |
| 36 | Malaysia | 16.2 | 12.3% | 846 | 4.6k | #34 |
| 37 | Bangladesh | 15.6 | 14.4% | 837 | 5.4k | #49 |
| 38 | Indonesia | 14.9 | 4.1% | 2.6k | 5.1k | #51 |
| 39 | Portugal | 14.3 | 14.3% | 795 | 4.8k | #41 |
| 40 | Thailand | 13.7 | 15.0% | 1.1k | 7.3k | #26 |
| 41 | Uganda | 13.2 | 19.5% | 654 | 4.1k | #30 |
| 42 | Russia | 12.6 | 5.2% | 2.6k | 8k | #40 |
| 43 | Mexico | 12.1 | 9.5% | 1.3k | 6.1k | #39 |
| 44 | Ireland | 11.5 | 19.7% | 399 | 3.6k | #28 |
| 45 | Norway | 11.0 | 24.7% | 350 | 4.2k | #36 |
| 46 | Ghana | 10.5 | 19.7% | 414 | 2.6k | #55 |
| 47 | Colombia | 10.0 | 9.2% | 734 | 3.1k | #50 |
| 48 | Kenya | 9.5 | 15.6% | 516 | 2.9k | #42 |
| 49 | Czechia | 9.0 | 13.7% | 441 | 2.7k | #45 |
| 50 | Finland | 8.5 | 23.1% | 283 | 3k | #29 |
| 51 | Qatar | 8.1 | 16.2% | 254 | 3.3k | #59 |
| 52 | Tanzania | 7.6 | 17.7% | 351 | 1.8k | #44 |
| 53 | Argentina | 7.2 | 10.5% | 620 | 2.9k | #52 |
| 54 | New Zealand | 6.7 | 19.2% | 256 | 2.5k | #46 |
| 55 | Vietnam | 6.3 | 10.7% | 420 | 1.9k | #48 |
| 56 | Chile | 5.9 | 13.7% | 356 | 2.3k | #60 |
| 57 | Hungary | 5.5 | 14.6% | 323 | 2.2k | #54 |
| 58 | United Arab Emirates | 5.1 | 14.1% | 320 | 2.2k | #61 |
| 59 | Iraq | 4.7 | 2.9% | 1.2k | 2.3k | #70 |
| 60 | Jordan | 4.3 | 15.7% | 232 | 1.6k | #63 |
| 61 | Peru | 3.9 | 8.9% | 394 | 1.5k | #57 |
| 62 | Serbia | 3.5 | 10.6% | 251 | 1.2k | #72 |
| 63 | Philippines | 3.1 | 8.2% | 318 | 1.1k | #69 |
| 64 | Croatia | 2.8 | 12.5% | 226 | 1.2k | #71 |
| 65 | Morocco | 2.4 | 5.5% | 499 | 1.1k | #67 |
| 66 | Ukraine | 2.0 | 3.9% | 512 | 1.1k | #79 |
| 67 | Cameroon | 1.7 | 11.8% | 279 | 1.2k | #64 |
| 68 | Ecuador | 133.7 | 7.0% | 354 | 967 | #80 |
| 69 | Nepal | 99.5 | 5.7% | 389 | 1.1k | #56 |
| 70 | Sri Lanka | 65.9 | 7.3% | 204 | 820 | #76 |
| 71 | Bulgaria | 32.7 | 7.3% | 257 | 937 | #83 |
| 72 | Tunisia | 0.0 | 4.6% | 402 | 950 | #73 |
countries ranked worldwide in Infectious Diseases (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.
One bar per band of score, counting the rows on this page.