“…Location of pain was included as a diagnostic criteria of Achilles tendinopathy in 31 studies, with midportion tendinopathy defined as 'midportion' in two studies (Saini et al, 2015;Tan & Chan, 2008), distal 5 cm of the Achilles tendon in one study (Nichols, 1989), 2-5 cm above the calcaneal insertion in three studies ), 2-6 cm above the calcaneal insertion in 13 studies (Alfredson, 2003;Asplund & Best, 2013;Feilmeier, 2017;Fredericson, 1996;Kader et al, 2002;Longo, Ronga & Maffulli, 2009;Maffulli, Giai Via & Oliva, 2015;Maffulli, Sharma & Luscombe, 2004;Maffulli, Via & Oliva, 2014;Sharma & Maffulli, 2006), and 4-6 cm above the calcaneal insertion in one study . The third most common subjective criteria reported was tendon stiffness, with 24 studies including it as a diagnostic criteria (Millar et al, 2021;Alfredson, 2003;Alfredson & Cook, 2007;Asplund & Best, 2013;Baskerville et al, 2018;Benazzo, Todesca & Ceciliani, 1997;Chazan, 1998; Chimenti et al, 2017;Cook, Khan & Purdam, 2002;Feilmeier, 2017;Fredericson, 1996;Irwin, 2010;Jukes, Scott & Solan, 2020;Kader et al, 2002;Maffulli, Giuseppe Longo & Denaro, 2012;Maffulli et al, 2019;Nichols, 1989;Tan & Chan, 2008). As with previous study types, the most common clinical test used to diagnose Achilles tendinopathy was palpation, with all 43 included reviews including it as a clinical measure (Millar et al, 2021;Aldridge, 2004;Alfredson, 2003;…”