Table 4.

Summary data for APC studies.

Study	Malawer classification	Reconstruction type	Ce.	N°	Age (y)	F-U (m)	Aseptic loosening	Fractures	Instability	Infections	PSA	Total failures	MSTS score
Abdeen and Healey [34]	—	Allograft + EndoPT	No	36	—	60	8% (3)	0	3% (1)	0	11% (4)	19% (7)	Lower in extra articular resection
Black et al. [25]	1A	Allograft + EndoPT	Yes	6	41	55	0	0	0	0	17% (1)	33% (2)	69% (21)
El Beaino et al. [130]	1A	Allograft − EndoPT	Yes	21	41	97	14% (3)	5% (1)	57% (12) (1 rev.)	5% (1)	48% (10)	10% at 5 y FU	78% (23)
King et al. [129]	1A	Allograft + RSR	Yes	2	31	51	0	0	0	0	100% (2)	100% (2)	—
Lazerges et al. [131]	1A	Allograft + RSR	Yes	6	66	71	0	0	17% (1)	0	17% (1)	17% (1)	73% (22)
Moran and Stalley [127]	1B	Allograft + EndoPT	No	11	22	70	0	0	36% (4) (3 rev.)	0	18% (2)	54% (6)	66% (20)
Ruggieri et al. [26]	1A	Allograft + resurface	Yes	14	35	25	0	21% (3)	0	7% (1) (rev.)	0	21% (3)	77% (23)
Sanchez-Sotelo et al. [132]	—	Allograft ± RSR	Yes	26	62	48	0	8% (2)	4% (1)	4% (1)	11% (3)	23% (6)	—
Potter et al. [30]	—	Allograft + EndoPT	Yes	16	56	24	0	6% (1)	19% (3)	13% (2)	6% (1)	6% (1)	79% (24)
van de Sande et al. [23]	IA	Allograft + EndoPT	Yes	10	34	204	0	20% (2)	40% (4)	20% (2)	30% (3)	30% (3)	72% (22)

Ce, cement; N, patients' number; F-U, follow-up; PSA, pseudoarthrosis (nonunion/severe union delay).