Table 4. Infant mortality rates and number of vaccine doses per nation used in the 2019 replication of our original study.
| Nations | 2019 IMRs | Doses | Nations | 2019 IMRs | Doses |
| Iceland | 1.59 | 14 | Germany | 3.16 | 22 |
| Estonia | 1.77 | 22 | Denmark | 3.24 | 12 |
| Slovenia | 1.82 | 17 | France | 3.41 | 22 |
| Japan | 1.85 | 19 | Belgium | 3.42 | 23 |
| Norway | 1.88 | 16 | Hungary | 3.42 | 18 |
| Finland | 1.91 | 15 | Latvia | 3.53 | 24 |
| Singapore | 1.97 | 21 | Netherlands | 3.53 | 21 |
| Montenegro | 2.13 | 19 | Switzerland | 3.55 | 18 |
| Sweden | 2.18 | 16 | Greece | 3.65 | 26 |
| Cyprus | 2.29 | 20 | United Kingdom | 3.68 | 23 |
| Luxembourg | 2.30 | 22 | Poland | 3.81 | 22 |
| Belarus | 2.36 | 18 | Croatia | 3.94 | 20 |
| Czechia | 2.43 | 18 | New Zealand | 4.05 | 23 |
| Italy | 2.58 | 25 | Cuba | 4.17 | 23 |
| South Korea | 2.68 | 21 | Canada | 4.44 | 25 |
| Spain | 2.71 | 22 | Russia | 4.70 | 21 |
| Ireland | 2.73 | 26 | Slovakia | 4.77 | 21 |
| Portugal | 2.84 | 20 | Serbia | 4.93 | 22 |
| Austria | 2.94 | 26 | Bosnia and Herzegovina | 5.06 | 19 |
| Lithuania | 2.95 | 26 | Qatar | 5.25 | 26 |
| Israel | 2.96 | 23 | Bulgaria | 5.49 | 23 |
| Australia | 3.16 | 23 | United States | 5.52 | 26 |