Top 15 most productive countries on palliative care research
| Rank | Country | No of articles | Percentage of articles published by country | No of citations | Population (in Millions)19 | No of articles per million population |
| 1 | USA | 6029 | 31.53 | 146 989 | 329.8 | 18.3 |
| 2 | UK | 2406 | 12.58 | 51 794 | 67.5 | 35.6 |
| 3 | Canada | 1582 | 8.26 | 38 970 | 37.4 | 42.3 |
| 4 | Australia | 1195 | 6.25 | 25 812 | 25.2 | 47.4 |
| 5 | Germany | 808 | 4.22 | 17 106 | 83.5 | 9.7 |
| 6 | Japan | 704 | 3.68 | 10 425 | 126.8 | 5.5 |
| 7 | Netherlands | 665 | 3.49 | 18 299 | 17.1 | 39.1 |
| 8 | Italy | 559 | 2.92% | 12 413 | 60.5 | 9.2 |
| 9 | Sweden | 470 | 2.45 | 9119 | 10.0 | 47.0 |
| 10 | France | 427 | 2.33 | 7402 | 65.1 | 6.5 |
| 11 | India | 427 | 2.33 | 4612 | 1366.4 | 0.3 |
| 12 | Spain | 398 | 2.08 | 7858 | 46.7 | 8.5 |
| 13 | South Korea | 369 | 1.93 | 6610 | 51.2 | 7.2 |
| 14 | Belgium | 348 | 1.82 | 6195 | 11.5 | 30.3 |
| 15 | China | 314 | 1.64 | 4522 | 1433.7 | 0.2 |