| HIV | Human Immunodeficiency Virus |
| KZN | KwaZulu Natal |
| HIPSS | HIV Incidence Provincial Surveillance System |
| STIs | Sexually Transmitted Infections |
| INLA | Integrated Nested Laplace Approximation |
| GIS | Geographical Information System |
| MCMC | Markov Chain Monte Carlo |
| CI | Credible Interval |
| OR | Odds Ratios |