“…For step 1, where a case was classified as evidencing fatigue or not the Kappa value was found to be 0.937. For step 2, where the cases were categorised into one or more of the six fatigue categories, the Kappa was found to be within the range of 0.817 -0.961 (Table 3- 5) . Both set of Kappa values were found to be in the excellent range (Hruschka, Schwartz, St. John, Picone-Decaro, Jenkins & Carey, 2004).…”