 The prognosis depends on the underlying cause and whether any complications occur . Rhabdomyolysis complicated by acute kidney impairment in patients with traumatic injury may have a mortality rate of 20 % . Admission to the intensive care unit is associated with a mortality of 22 % in the absence of acute kidney injury , and 59 % if kidney impairment occurs . Most people who have sustained kidney impairment due to rhabdomyolysis fully recover their kidney function . 
