Table 2.
Terms used for search strategy.
| Concept 1 | AND | Concept 2 |
| Health Literacy OR Literacy OR Numeracy |
Salt OR Salty OR Sodium Blood Pressure OR Hypertension |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.