Table 3.

Implant designs with the number of revisions and cumulative revision rates (CRRs)

Stem	Uncemented designs
	Number	Number revised	CRR (95% CI)
Summit uncemented	1559	12	0.8% (0.4%–1.3%)
Corail	718	9	2.1% (0.4%–4.1%)
Accolade Plus TMZF	308	2	1.7% (0%–1.4%)
Secur-Fit	224	6	7.6% (0%–7.2%)
Citation TMZF	177	2	1.4% (0%–3.2%)
Omniflex	146	1	0.7% (0%–2.0%)

	Cemented designs
	Number	Number revised	CRR (95% CI)
Summit cemented	165	0	0%
Omnifit	262	9	4.4% (1.5%–7.2%)
Ultima	246	4	1.8% (0%–3.6%)
Premise	243	7	4.0% (0.9%–7.2%)
ODC	213	4	2.1% (0.1%–4.1%)
Perfecta PDA	164	13	11.2% (4.0%–18.4%)
Omnifit Eon	118	0	0%

CI = confidence interval.