Table 2.

Summary of similar studies and reported avascular necrosis (AVN) rates.

Paper	Technique	AVN rate (%)
Current study	Imhauser with SHD/osteochondroplasty	0
Spencer et al, 200614	Imhauser with SHD/osteochondroplasty	0
Davis et al, 201719	Modified Dunn	29.40
Loder et al, 201320	Modified Dunn	21
Sikora-Klak et al, 201721	Modified Dunn	29
Schai et al, 200713	Imhauser	2
Kartenbender et al, 200012	Imhauser	5.10
Maussen et al, 199011	Imhauser	3.80