Table 1.

Summary of included studies

Nr	Stem type	Stem cat. a	Authors, Year	Journal b	Level	Phase	n	Follow-up, months	Stem survival (%)
1	CUT	A	Thomas et al. 2004	DO	4	2	136	42	97
2	CUT	A	Steens et al. 2010	ZOU	4	2	99	65	97
3	CUT	A	Ender et al. 2007	Acta	4	2	120	60	89
4	CUT	A	Rudert et al. 2007	OOT	4	2	49	37	92
5	CUT	A	Ishaque et al. 2009	ZOU	4	2	82	72	62
6	GOT	A	Carlsson et al. 2006	Acta	1	4	20	24	100
7	Spiron	A	Birkenhauer et al. 2004	DO	4	2	34	24	97
8	CFP	B	Schmidt et al. 2011	DO	4	2	45	36	100
9	CFP	B	Pipino 2004	JOT	4	2	353	42	99
10	CFP	B	Kendoff et al. 2013	book	4	2	122	134.4	98
11	CFP	B	Gill et al. 2008	Hip Int	4	2	75	43	100
12	CFP	B	Kress et al. 2012	AOTS	4	2	38	84	97
13	CFP	B	Nowak et al. 2011	AOTS	4	2	49	82	98
14	CFP	B	Briem et al. 2011	IO	4	2	155	74.3	99
15	CFP	B	Rohrl et al. 2006	CORR	4	2	26	24	100
16	CFP	B	Pons 2010	Hip Int	4	2	138	38.3	99
17	Metha	B	Lerch et al. 2012	IO	4	2	25	24	100
18	Metha	B	Schmidutz et al. 2012b	Acta	4	2	82	32.4	100
19	Metha	B	Bücking and Wittenberg 2013	book	4	2	400	60	97
20	Metha	B	Floerkemeier et al. 2012	AOTS	4	2	73	33.7	96
21	Metha	B	Confalonieri et al. 2008	O	4	2	44	11.2	97
22	Metha	B	Braun and Sabah 2009	ZOU	4	2	50	28.8	92
23	Metha	B	Synder et al. 2009	OTR	4	2	30	13	100
24	Nanos	B	Gotze et al. 2010	ZOU	2	3	36	14.4	100
25	Nanos	B	Ettinger et al. 2011	Hip Int	4	2	72	62.4	100
26	Nanos	B	Logroscino et al. 2011	IJIP	2	3	12	12	100
27	Biodynamic	B	Molfetta et al. 2011	Hip Int	4	2	153	41.8	99
28	Optimys	B	Pfeil et al. 2013	book	4	2	63	6	98
29	Delphi-M	B	Budde et al. 2012	THC	4	2	15	37.2	87
30	COLLO-MIS	B	Krieger 2013	book	4	2	100	24	99
31	MiniHip	B	Jerosch 2013	book	4	2	181	36	98
32	Mayo	C	Tsao et al. 2003	BSI	4	2	31	12.4	100
33	Mayo	C	Wohlrab et al. 2004	ZO	4	2	50	3	100
34	Mayo	C	Oehme 2013	book	4	2	1036	60	100
35	Mayo	C	Hagel et al. 2008	Acta C	4	2	270	83.6	98
36	Mayo	C	Falez et al. 2008	JOT	4	2	160	56.4	98
37	Mayo	C	Goebel and Schultz 2009	Hip Int	4	2	30	81	90
38	Mayo	C	Morrey et al. 2000	JBJS Br	4	2	162	78	91
39	Mayo	C	Morrey 1989	CORR	4	2	20	26	95
40	Mayo	C	Gilbert et al. 2009	Hip Int	4	2	49	37	90
41	Mayo	C	Hube et al. 2004	DO	1	4	45	3	100
42	Proxima	C	Ghera and Pavan 2009	Hip Int	4	2	65	20.4	100
43	Proxima	C	Toth et al. 2010	Acta B	4	2	41	26	100
44	Proxima	C	Logroscino et al. 2011	IJIP	2	3	19	12	100
45	Profile	C	Hallan et al. 2006	Acta	4	2	25	144	88
46	Profile HA	C	Hallan et al. 2006	Acta	4	2	25	144	96
47	TaperLoc microplasty	C	Molli et al. 2012	CORR	2	3	269	29.2	99
48	TaperLoc microplasty	C	Lombardi et al. 2009	O	4	2	640	7.3	99
49	Citation	C	Patel et al. 2012	CORR	4	2	156	35.2	100
50	Fitmore	C	Gustke 2012	JBJS Br	4	2	500	15.6	99
51	Aida	C	Mumme 2013	book	4	2	35	15	97

^a A = collum stems, B = partial collum stems, C = trochanter-sparing stems

^b Acta = Acta Orthopaedica; Acta B = Acta Orthopaedica Belgica; Acta C = Acta chirurgiae orthopaedicae et traumatologiae Cechoslovaca;

AOTS = Archives of Orthopaedic and Trauma Surgery; BSI = Biomedical sciences instrumentation;

book = book chapter in “Kurzschaftendoprothesen” Jerosch 2013; CORR = Clinical Orthopaedics and Related Research;

DO = Der Orthopäde; IJIP = International Journal of Immunopathology and Pharmacology; IO = International Orthopedics;

JBJS Br = Journal of Bone and Joint Surgery British Volume; JOT = Journal of Orthopaedics and Traumatology; Hip Int = Hip International;

O = Orthopedics; OOT = Operative Orthopädie und Traumatologie; OTR = Ortopedia, traumatologia, rehabilitacja;

THC = Technology and Health Care; ZO = Zeitschrift für Orthopädie und ihre Grenzgebiete; ZOU = Zeitschrift für Orthopädie und Unfallchirurgie.