Table V.

Survivorship of the hip after Shelf osteotomy

Authors	Year	Technique	No. of hips	Mean age (year)	Duration of follow-up (year)	Survival rate (%) (THA as endpoint)	Survival rate (%) (poor results as an endpoint)	Follow-up rate (%)
White et al. [65]	1980	Shelf	29	7	22 (10–31)	43	57 at 25 years	N/A
Fawzy et al. [66]	2005	Shelf	76	33 (17–60)	11 (6–14)	46	86 at 5 years, 46 at 10 years	100
Miguad et al. [67]	2004	Shelf	56	32 (17–56)	15 (15–30)	58	37 at 20 years,	93
Bickel and Breivis [68]	1975	Shelf	141	N/A	12.8 (1–32)	94	78	84
Saito et al. [70]	1986	Shelf	27	25 (11–55)	12 (5–19)	92	93	77
Summers et al. [71]	1988	Shelf	35	14 (3–41)	16 (8–30)	92	67	77
Love et al. [69]	1980	Shelf	45	12 (6–22)	11 (2–20)	88	84	80
Nishimatsu et al. [73]	2002	Shelf	106	25	23.8 (15–41)	89	70	64
Hirose et al. [63]	2011	Shelf	28	34 (17–54)	25 (20–32)	80	78 at 10 years, 53 at 15 years	49
Bartonicek et al. [72]	2012	Shelf	25	31 (16–52)	15 (10–23)	80	80	100