“…We found 18 studies on the effect of rehabilitative interventions on PA in PD, including 326 patients. 44 % (n = 8) were RCT [41] , [94] , [95] , [96] , [97] , [98] , [99] , [100] , 11 % (n = 2) were Case Reports [45] , [101] , 28 % (n = 5) were Prospective Interventional Before After [102] , [103] , [104] , [105] , [106] , 11 % (n = 2) were Case Series [43] , [107] , and one controlled intervention study [108] . In most studies (n = 13), a follow-up assessment was performed (from 1 to 26 months).…”