Der Schmerz
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Psychological factors are associated with the emergence and persistence of pain perception. The aim of this pilot study was to assess the psychological factors relating to pain perception in patients with chronic myofacial pain and to investigate the influence of patient information, education and physiotherapy on pain perception and functional jaw opening examined over a 6-month period. ⋯ The results show the necessity of early identification of patients with severe pain chronification and the need for psychological pain therapy.
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In the sentence "For dichotomous variables, the threshold for 'appreciable benefit' or 'appreciable harm' was set at a relative risk reduction (RRR) or relative risk increase (RRI) ≥ 10 % [5]" the relative risk increase (RRI) is not ≥10 %, but ≥ 25 %.
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Fig. 1 is slightly flawed as shown (the last line is missing). We enter the picture again correctly.
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In Infobox 1 (Excluded with reason), p. 9, two reference numbers are missing. Item 2 (Gordon et al.): [34] Item 4 (Yarlas et al.): All data published by [39]