Table 3.

Characteristics of a REASSURED diagnostics test

	Criteria	Description
R	Real-time connectivity	Tests are connected and/or a reader or mobile phone is used to power the reaction and/or read test results to provide required data to decision-makers
E	Ease of specimen collection	Tests should be designed for use with non-invasive specimens
A	Affordable	Tests are affordable to end-users and the health system
S	Sensitive	Avoid false negatives
S	Specific	Avoid false positives
U	User-friendly	Procedure of testing is simple — can be performed in a few steps, requiring minimum training
R	Rapid and robust	Results are available to ensure treatment of patient at first visit (typically, this means results within 15 min to 2 hours); the tests can survive the supply chain without requiring additional transport and storage conditions such as refrigeration
E	Equipment free or simple Environmentally friendly	Ideally the test does not require any special equipment or can be operated in very simple devices that use solar or battery power Completed tests are easy to dispose and manufactured from recyclable materials
D	Deliverable to end-users	Accessible to those who need the tests the most