Here you can find several examples of SonarQube Connector Badge to see how it displays the quality metrics in a Confluence page:

Apache Struts

Here we have set several badges to display size of the project, reliability rating:

350.371

Lines of Code

D

Reliability Rating

2

Vulnerabilities

0

New Bugs

SUPERADO

Quality Gate Status

JMeter

Here we have set several badges to display security rating, number of vulnerabilities found in the project:

13.274

Lines of Code

A

Security Rating

0

Vulnerabilities

0

New Vulnerabilities

SUPERADO

Quality Gate Status

Here we have set several badges to display badge using multiple projects:

363.645

Lines of Code

C

Reliability Rating

C

Security Rating

0

New Bugs