Andorra,
Anguilla,
Antigua and Barbuda,
Aruba,
Bahamas,
Barbados,
Belize,
Bermuda,
British Virgin Islands,
Brunei,
Brunei Darussalam,
Cayman Islands,
Curacao,
Curaçao,
Dominica,
French Polynesia,
Gibraltar,
Greenland,
Grenada,
Guam,
Iceland,
Isle of Man,
Liechtenstein,
Malta,
Monaco,
Montserrat,
New Caledonia,
Northern Mariana Islands,
Saint Kitts and Nevis,
Saint Lucia,
Saint Vincent and the Grenadines,
San Marino,
Sao Tome and Principe,
Seychelles,
Sint Maarten (Dutch part),
Turks and Caicos Islands,
United States Virgin Islands
These countries were excluded because their population is <1M.
Afghanistan,
Angola,
Bahrain,
Benin,
Burkina Faso,
Burundi,
Cameroon,
Central African Republic,
Chad,
Comoros,
Congo,
Cote d'Ivoire,
Côte d'Ivoire,
Democratic Republic of Congo,
Democratic Republic of the Congo,
Equatorial Guinea,
Ethiopia,
Gabon,
Gambia,
Ghana,
Guinea,
Guinea-Bissau,
Iraq,
Kenya,
Kuwait,
Liberia,
Madagascar,
Malawi,
Mali,
Mauritania,
Mozambique,
Niger,
Nigeria,
Oman,
Palestine,
Papua New Guinea,
Qatar,
Republic of Congo,
Rwanda,
Sao Tome and Principe,
Saudi Arabia,
Senegal,
Sierra Leone,
Somalia,
South Sudan,
State of Palestine,
Sudan,
Tajikistan,
Tanzania,
Togo,
Uganda,
United Arab Emirates,
United Republic of Tanzania,
Western Sahara,
Yemen,
Zambia,
Zimbabwe
These countries were excluded because <0.5% of the population is >80.
Mongolia,
Laos,
Japan,
Philippines,
Macau,
Hong Kong,
Sierra Leone,
Cambodia,
Timor-Leste,
Vietnam,
Malaysia,
Bhutan,
Venezuela,
Taiwan,
Slovakia,
St. Kitts and Nevis,
South Korea,
Indonesia,
Brunei,
Grenada,
Mozambique,
Uzbekistan,
Thailand,
Malawi,
São Tomé and Príncipe,
Czechia,
Dominica,
Bangladesh,
Zambia,
Chad,
Benin,
Sudan,
El Salvador,
Antigua and Barbuda,
Myanmar,
Bosnia and Herzegovina,
Côte d'Ivoire,
South Sudan,
Kenya
These countries were excluded because they quickly adopted widespread mask use.
Australia,
New Zealand,
North Korea,
Turkmenistan,
Solomon Islands,
Vanuata,
Samoa,
Kiribati,
Federated States of Micronesia,
Tonga,
Marshall Islands,
Palua,
Tuvalu,
Nauru
These countries were excluded because they have no or very little spread to date. They may be included in the future if they experience significant spread.
Algeria - widespread early treatment for high-risk patients for most of the outbreak
Adopted HCQ in early April and continued to use after WHO warning.
Bahrain - widespread early treatment (excluded due to young population)
Belarus - mixed use of early treatment with HCQ
There was early HCQ use but it was suspended outside of hospitals on WHO recommendation 6/2.
Brazil - early HCQ treatment was adopted relatively late
Late and very mixed use, increasing over time.
Burkina Faso - widespread early treatment (excluded due to young population)
Cameroon - widespread early treatment (excluded due to young population)
Canada - limited early treatment with HCQ
Physicians not allowed to use. New Brunswick used briefly until stopped by Health Canada.