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Table 2 Comparison of prior published reports of idiopathic truncal dystonia

From: The phenomenology and treatment of idiopathic adult-onset truncal dystonia: a retrospective review

Case series/report Year No. of cases Mean age of onset Male % Predominant truncal movement-flexion (%) Predominant truncal movement-extension (%) Predominant truncal movement-lateral (%) Precipitated or worsened by action Sensory trick
Bhatia et al. [1] 1997 18 41 55.6 55.6 22.2 5.6 In the majority In some
Zittel et al. [2] 2009 1 36 0 100 0 100 Yes -----
Sobstyl et al. [3] 2012 1 43 100 100 0 0 ----- -----
Shaikh et al. [4] 2014 4 55.5 50 50 50 0 ----- -----
Voos et al. [5] 2014 1 33 0 0 100 0 ----- -----
Current case series 2016 7 46.7 85.7 57.1 28.6 14.3 100 % 71.4 %