Population based mortality and quality of death certification in progressive supranuclear palsy (Steele-Richardson-Olszewski syndrome)

Objective: To estimate the mortality of progressive supranuclear palsy (PSP) and to assess the quality of death certification in patients with PSP who died in England and Wales. Methods: An analysis was conducted of ICD-9 (International Classification of Diseases, version 9) coded deaths obtained through the Office of National Statistics over an eight year period. Results: The crude annual mortality rate was 1.77 (95%...