Table 2.

Mechanical failure rates for Paprosky Type 3 defects comparing the current study to historical controls

Lead author	Number of patients	Followup	Pelvic discontinuity	Cumulative mechanical failure
Hansen et al. [current study]	22	6 years	No	9%
Bostrum et al. [4]	31	10 years	No	7%
Goodman et al. [13]	48	5 years	No	24%
Berry and Muller[3]	42	5 years	No	12%
Regis et al. [29]	56	12 years	No	9%
Gross [14]	33	7 years	No	14%
Udomkiat et al. [36]	64	5 years	No	9%
Hansen et al. [current study]	13	6 years	Yes	31%
Goodman et al. [13]	48	5 years	Yes	50%
Paprosky et al. [25]	16	5 years	Yes	31%