Table 1. Dates of introduction of travel restrictions and first reported cases of COVID-19 as at 26 February 2020.
| Country or territory | Date of introduction of travel restriction | Date of first reported case of COVID-19 (category)a | Arrival time in days |
|---|---|---|---|
| Afghanistan | 30 Jan | 24 Feb (B) | 78 |
| Algeria | None | 26 Feb (A) | 80 |
| Antigua and Barbuda | 31 Jan | None (C) | NA |
| Armenia | 1 Feb | None (C) | NA |
| Australia | 1 Feb | 25 Jan (A) | 48 |
| Austria | 14 Feb | None (C) | NA |
| Azerbaijan | 1 Feb | None (C) | NA |
| Bahamas | 30 Jan | None (C) | NA |
| Bahrain | 13 Feb | 24 Feb (B) | 78 |
| Bangladesh | 2 Feb | None (C) | NA |
| Belgium | None | 6 Feb (A) | 60 |
| Belize | 8 Feb | None (C) | NA |
| Brazil | None | 26 Feb (A) | 80 |
| Brunei Darussalam | 31 Jan | None (C) | NA |
| Cambodia | None | 6 Feb (A) | 60 |
| Canada | None | 27 Jan (A) | 50 |
| China, Macao SAR | 28 Jan | None (C) | NA |
| China, Taiwan | 7 Feb | None (C) | NA |
| China, Hong Kong SAR | 27 Jan | None (C) | NA |
| Cook Islands | 31 Jan | None (C) | NA |
| Croatia | None | 26 Feb (A) | 80 |
| Czechia | 9 Feb | None (C) | NA |
| Egypt | 1 Feb | 15 Feb (B) | 69 |
| El Salvador | 31 Jan | None (C) | NA |
| Fiji | 2 Feb | None (C) | NA |
| Finland | None | 31 Jan (A) | 54 |
| France | 30 Jan | None (C) | NA |
| French Polynesia | 7 Feb | None (C) | NA |
| Gabon | 7 Feb | None (C) | NA |
| Germany | 30 Jan | 28 Jan (A) | 51 |
| Grenada | 2 Feb | None (C) | NA |
| Guatemala | 31 Jan | None (C) | NA |
| Guyana | 31 Jan | None (C) | NA |
| India | 2 Feb | 30 Jan (A) | 53 |
| Indonesia | 2 Feb | None (C) | NA |
| Iran (Islamic Republic of) | 31 Jan | None (C) | NA |
| Iraq | 2 Feb | 23 Feb (B) | 77 |
| Israel | 2 Feb | 23 Feb (B) | 77 |
| Italyb | 31 Jan | None (C) | NA |
| Jamaica | 31 Jan | None (C) | NA |
| Japan | 1 Feb | 16 Jan (A) | 39 |
| Jordan | 5 Feb | None (C) | NA |
| Kazakhstan | 3 Feb | None (C) | NA |
| Kenya | 31 Jan | None (C) | NA |
| Kuwait | 6 Feb | None (C) | NA |
| Kyrgyzstan | 1 Feb | None (C) | NA |
| Lao People's Democratic Republic | 2 Feb | None (C) | NA |
| Lebanon | None | 22 Feb (A) | 76 |
| Madagascar | 11 Feb | None (C) | NA |
| Malaysia | 9 Feb | None (C) | NA |
| Maldives | 3 Feb | None (C) | NA |
| Mauritius | 2 Feb | None (C) | NA |
| Mongolia | 6 Feb | None (C) | NA |
| Morocco | 31 Jan | None (C) | NA |
| Mozambique | 28 Jan | None (C) | NA |
| Nauru | 4 Feb | None (C) | NA |
| Nepal | None | 24 Jan (A) | 47 |
| New Zealand | 2 Feb | None (C) | NA |
| Niue | 3 Feb | None (C) | NA |
| Oman | 3 Feb | None (C) | NA |
| Pakistan | None | 27 Jan (A) | 50 |
| Palau | 1 Feb | None (C) | NA |
| Papua New Guinea | 29 Jan | None (C) | NA |
| Paraguay | 31 Jan | None (C) | NA |
| Philippines | 27 Jan | 30 Jan (B) | NA |
| Qatar | 3 Feb | None (C) | NA |
| Republic of Korea | 4 Feb | 20 Jan (A) | 43 |
| Russian Federation | 31 Jan | None (C) | NA |
| Rwanda | 30 Jan | None (C) | NA |
| Saint Kitts and Nevis | 1 Feb | None (C) | NA |
| Saint Lucia | 4 Feb | None (C) | NA |
| Samoa | 4 Feb | None (C) | NA |
| Saudi Arabia | 2 Feb | None (C) | NA |
| Seychelles | 29 Jan | None (C) | NA |
| Singapore | 29 Jan | 23 Jan (A) | 46 |
| Spain | None | 6 Feb (A) | 60 |
| Sri Lanka | 28 Jan | 28 Jan (A) | 51 |
| Suriname | 5 Feb | None (C) | NA |
| Sweden | None | 6 Feb (A) | 60 |
| Switzerland | 30 Jan | 25 Feb (B) | 79 |
| Tajikistan | 30 Jan | None (C) | NA |
| Thailand | None | 16 Jan (A) | 39 |
| Tonga | 3 Feb | None (C) | NA |
| Trinidad and Tobago | 30 Jan | None (C) | NA |
| Turkey | 5 Feb | None (C) | NA |
| Turkmenistan | 31 Jan | None (C) | NA |
| United Arab Emirates | 5 Feb | None (C) | NA |
| United Kingdom | 14 Feb | None (C) | NA |
| United Republic of Tanzania | 29 Jan | None (C) | NA |
| United States | 2 Feb | 22 Jan (A) | 45 |
| Uzbekistan | 1 Feb | None (C) | NA |
| Vanuatu | 9 Feb | None (C) | NA |
| Viet Nam | 1 Feb | None (C) | NA |
COVID-19: coronavirus disease 2019; NA: not applicable; SAR: Special Administrative Region; SARS-CoV-2: severe acute respiratory syndrome coronavirus 2.
a We categorized the 200 countries into three separate groups: A, those that imported SARS-CoV-2 before travel restrictions were put in place; B, those that imported SARS-CoV-2 after the introduction of travel restrictions; and C, those that had not imported the virus.
b The date of the first case of COVID-19 in Italy was 31 January 2020; however, this information was not available at the time of our study.