Table 1 PICO framework for identifying studies relevant to the primary research question

Population

All groups at risk for STI

Intervention

Testing strategies and approaches used to increase testing access and coverage and linkage to care for C. trachomatis, N. gonorrhoeae, T. pallidum, M. genitalium, and T. vaginalis

Comparison

Any comparator

Outcome

Access to testing

Testing coverage

Linkage to care