Table 2.
Primarily based on national recommendations in travelers, particularly recommend/consider |
High-risk groups and their travel companions: |
■ Age: very low, senior travelers older than 50 y (USA), 60–65 y |
● Comorbidity: particularly cardiopulmonary, immunologic |
● Medical tourists |
○ High-risk settings: |
■ Captive setting: cruise ship, camp, mass gathering, tour group, crews |
● Occupational: medical, multiple contacts, including hotel staff |
● Expedition participants (eg, high-altitude trekking) |
○ All who request maximum protection |
(Data from Centers for Disease Control and Prevention [21])