Table 5.

Revision rates of primary shoulder replacement by Age and type of primary (all diagnoses).

Age	Type of primary	1 year	2 years	3 years	4 years	5 years
<55	Hemi resurfacing	0.9 (0.3, 2.8)	4.0 (2.3, 6.9)	5.5 (3.4, 8.8)	8.6 (5.8, 12.7)	10.0 (6.9, 14.3)
	Hemi stemmed	3.0 (1.8, 4.9)	7.2 (5.1, 9.9)	9.8 (7.3, 13.0)	11.6 (8.8, 15.1)	13.9 (10.8, 17.8)
	Total stemmed	4.2 (2.9, 6.1)	7.1 (5.3, 9.3)	8.9 (6.9, 11.5)	11.0 (8.7, 13.9)	12.0 (9.6, 15.0)
	Total reverse	4.8 (3.0, 7.8)	4.8 (3.0, 7.8)	6.6 (4.2, 10.4)	7.4 (4.7, 11.6)	8.4 (5.3, 13.3)
55–64	Hemi resurfacing	2.4 (1.3, 4.4)	6.1 (4.2, 8.9)	10.4 (7.8, 13.9)	12.5 (9.6, 16.3)	15.6 (12.3, 19.8)
	Hemi stemmed	4.9 (3.7, 6.5)	8.6 (6.9, 10.6)	10.9 (9.0, 13.2)	11.6 (9.6, 13.9)	12.5 (10.5, 14.9)
	Total stemmed	3.5 (2.9, 4.3)	5.8 (5.0, 6.8)	7.2 (6.3, 8.3)	8.1 (7.1, 9.2)	9.5 (8.4, 10.7)
	Total reverse	3.8 (3.0, 4.6)	5.2 (4.3, 6.3)	6.0 (5.0, 7.2)	6.8 (5.6, 8.1)	7.1 (5.9, 8.5)
Age	Type of primary	6 Yrs	7 Yrs	8 Yrs	9 Yrs	10 Yrs	11 Yrs
<55	Hemi resurfacing	12.9 (9.2, 17.9)	15.8 (11.6, 21.3)	17.1 (12.7, 22.9)	20.2 (15.0, 27.0)	23.2 (17.0, 31.2)
	Hemi stemmed	15.1 (11.8, 19.2)	15.6 (12.2, 19.8)	17.9 (14.1, 22.7)	18.9 (14.7, 24.0)	21.2 (16.3, 27.3)
	Total stemmed	14.1 (11.3, 17.5)	15.9 (12.8, 19.7)	17.4 (14.0, 21.4)	18.1 (14.5, 22.5)	21.1 (16.5, 26.8)
	Total reverse	11.0 (6.8, 17.4)
55–64	Hemi resurfacing	17.3 (13.8, 21.7)	18.5 (14.8, 23.0)	20.0 (16.0, 24.8)	20.0 (16.0, 24.8)	20.9 (16.7, 26.1)
	Hemi stemmed	13.4 (11.2, 15.9)	13.8 (11.6, 16.4)	14.5 (12.2, 17.3)	14.9 (12.5, 17.7)	16.5 (13.6, 19.8)
	Total stemmed	10.7 (9.5, 12.0)	11.4 (10.1, 12.9)	12.4 (11.0, 14.0)	14.0 (12.3, 15.8)	15.9 (13.9, 18.3)	16.6 (14.2, 19.4)
	Total reverse	7.3 (6.0, 8.9)	8.0 (6.5, 9.8)	8.4 (6.7, 10.6)	9.7 (7.4, 12.6)	9.7 (7.4, 12.6)