Example of study patient at 8.9-year follow-up. (a) Anteroposterior
radiograph and (b) axillary lateral radiograph. Grade 0 metal debris,
Grade 0 radiolucent lines, mild superior migration, no A/P subluxation.
This patient had an ASES score of 95, FF to 156°, ER to 48°, and LE to
157°.