“…Nevertheless, ethnicity, whether the patient is diabetic or not, age and body mass index play a role in deciding which level of measurement is more sensitive (Ahmad 2011, Coraci et al 2014Mondelli et al 2008;Paliwal et al 2014;Tsai et al 2013). Cross-sectional area sensitivity varies widely among studies, from 48% to 89% (Beekman and Visser 2003;Duncan et al 1999;El Miedany et al 2004;Yesildag et al 2004), and specificity varies from 62% to 100% (Ajeena 2013;Dejaco et al 2013;Picerno et al 2013). The CSA cutoff varies from 0.9 to 1.5 cm (Ahn et al 2009;Keles et al 2005;Wiesler et al 2006).…”