Age-adjusted HIV prevalence among antenatal attendees aged 15–24 Figure 8 Age-adjusted HIV prevalence among antenatal attendees aged 15–24 from 2000 to 2007 in high-prevalence southern states (Andhra Pradesh, Karnataka, Maharashtra and Tamil Nadu) and northern states of India Source: Arora et al. (2008). 0.0 0.5 1.0 1.5 2.0 2.5 2000 2001 2002 2003 2004 2005 2006 2007 Age-adjusted HIV prevalence (%) Southern states Northern states Logarithmic trend line; test for trend by logistic regression, with age adjustment to the entire study population, n = 202 254 for the south, n = 221 588 for the north.