The Swaziland HIV Incidence Measurement Survey (SHIMS) is a nationally representative survey aimed at assessing the impact of male circumcision programme in the context of other national HIV prevention programs. SHIMS is the first measurement of directly-observed new HIV infections in Swaziland.
Epicentre was contracted by Columbia University to manage the data collection component of the study. From December 2010 through June 2011, 14,927 households were selected for study participation from a representative sample of 575 enumeration areas (EAs). EAs were selected using a probability proportional to size sampling plan. A total of 12,603 households participated. A total of 10,976 men and 13,508 women were eligible for study participation; 7129 and 11,040 men and women, respectively, who were 18-49 years old agreed to participate in a nationally representative, cross-sectional pre-cohort survey.
The survey identified a national HIV prevalence of 31% among adults 18-49 years. A reanalysis of the 2006-2007 SDHS data, when restricted to 18-49 years of age, similarly identified a prevalence of 31%Download PDF