Standard SST Delivery Arm (S-SST Arm)
syphilis
SYPHILIS, SYPHILIS
Index MSM in this arm initially received three SST packages for distribution after completing the baseline survey. These were accompanied by equivalent health promotion and linkage to care information card and syphilis testing result report cards as in the control arm. Each kit contained equipment for blood sample collection, the syphilis test platform, and a step-by-step pictorial instruction for using the self-test kit. Each index could distribute one SST package to each alter. In this study, we used the syphilis SD Bioline Syphilis 3.0 rapid test kit, whose sensitivity and specificity for syphilis are 85.7–100% and 95.5–99.4%, respectively (Mabey et al., 