validity l will use CASP (Crucial Appraisal Skills Programme) tool to capture all the relevant themes, it will help me to appraise research broadly in terms of rigour, credibility and understand its relevance to clinical practice (Lisa Hopp and Leslie Rittenmeyer 2012). The advantage of content analysis of secondary data is that it saves time and resources as the data is already available l am able to analyse large amounts of data and Government surveys like for example the National Office of Statistics on ethnicity and health without having to pay for them (Paul Taylor et al 2005). The other advantage is that data is already available and can be revisited in case we needed to clarify a few things (Paul Taylor et al 2005). Considering that