Table 3.

Preoperative radiographic findings

ID	Head size	Overlength	Loose	Wear	OA	HO	Miscellaneous
1	adequate	no	present	present	mild	no
2	adequate	present	present	present	mild	present
3	adequate	no	present	no	moderate	present	malposition
4	adequate	present	no	no	no	no	subluxation
5	adequate	present	present	no	mild	present
6*	adequate	no	no	present	no	no
7	too big	present	present	present	moderate	no
8	adequate	no	no	present	no	no	malposition
9	too big	no	present	present	mild	present
10	adequate	present	present	present	mild	no	malposition
11	too big	present	no	no	no	present	subluxation
12	too big	no	no	no	no	present
13	too big	no	present	present	mild	present
14	adequate	no	no	no	mild	present

^*No preoperative radiographs available, findings are based solely on the operative notes and postoperative radiographs

OA osteoarthritis, HO heterotopic ossification