Comparing a Novel Point-of-care Cytokine Biomarker Lateral Flow Test With Nucleic Acid Amplification Tests for Detection of Sexually Transmitted Infections and Bacterial Vaginosis

Diagnostic Inclusion Criteria: * 18-35 years old * Willing and able to provide informed consent to participate in the study * Self-reported to be sexually active * Not pregnant (determined by pregnancy test) * Accessing family planning service Integration Inclusion Criteria: For all: Willing and able to provide informed consent to participate in the study User experiences/perceptions activity: * Local or regional policy makers, programmers and other opinion leaders and decision makers * Healthcare professionals at health facilities * Women who are eligible for the diagnostic study (including pregnant and menstruating women), but who are not part of the diagnostic study * 18-35 years old * Willing and able to provide informed consent to participate in the study * Self-reported to be sexually active * Accessing family planning service diagnostic study Discrete choice experiments: * Women who are eligible for the diagnostic study (including pregnant and menstruating women), who are either part of, or not part of, the diagnostic study * 18-35 years old * Self-reported to be sexually active * Accessing family planning service diagnostic study Decision tree classification algorithm: * Data from diagnostic study participants Economic evaluation: * Healthcare professionals at health facilities involved in GIFT device implementation able to complete timesheets Diagnostic Exclusion Criteria: * \<18 years or \>35 years * Refusal by a participant to participate in the study …