Crude OR associations with empirical treatment for primary syphilis on day of presentation
| Empirically treated at presentation (%) | Delayed treatment awaited microbiological testing (%) | OR | P value | |
| Sex with males only | 11/16 (69%) | 12/15 (80%) | 1.16 | 0.783 |
| Sex with females/females and men | 5/16 (31%) | 3/15 (20%) | 0.64 | 0.584 |
| Taking HIV PrEP | 8/16 (50%) | 5/15 (33%) | 0.667 | 0.547 |
| HIV positive | 1/16 (6%) | 0/15 | 0.355 | 0.535 |
| Penile lesion | 14/16 (88%) | 11/15 (73%) | 0.839 | 0.744 |
| Painful lesion | 12/16 (75%) | 11/15 (73%) | 1.066 | 0.935 |
| Recreational drug use | 5/16 (31%) | 2/15 (13%) | 0.427 | 0.350 |
| Other STI | 4/16 (25%) | 2/15 (13%) | 0.533 | 0.503 |
| Positive VDRL at presentation | 11/16 (69%) | 11/15 (73%) | 1.067 | 0.908 |