Table II.

Mean survival of implants from primary implantation to index revision in months.

Type of implant	Mean	Min	Max	SD		Mean	Min	Max	SD	P
Anatomic all	42.8	0	240	50.45	Reverse all	27.7	0	361	49.88	.001
Anatomic female	38.9	0	216	48.16	Anatomic male	48.5	0	240	37.10	.117
Reverse female	32.9	0	361	56.38	Reverse male	20.3	0	193	37.11	.104
Fracture primary diagnosis	20.0	0	182	32.25	No fracture primary diagnosis	31.5	0	182	32.25	.049