Comparison of Dried Blood Spot Collection Techniques in Nigeria

prevalence rates for HIV among various groups such as women attending antenatal clinics, blood donors, transport workers and patients attending sexually transmitted infection (STI) clinics in the country. Such surveys are essential for providing evidence of the impact of HIV interventions, tracking trends of HIV prevalence and maintaining the efficacy of antiretroviral drug regimens within the population in areas where individualized patient monitoring is not available. A key aspect of these surveillance activities is the collection of bio-repository samples for use in secondary analysis as a means of quality control.