Cementless Metaphyseal Sleeve Fixation in Revision Knee Arthroplasty: Our Experience with an Arabic Population at the Midterm

Table 3

The intraoperative bone loss as classified by AORI.

AORI	Femur	Tibia
	N (%)	N (%)
Type 1	1 (3.7%)	0 (0%)
Type 2A	6 (22.3%)	10 (37%)
Type 2B	17 (62.8%)	13 (48.2%)
Type 3	3 (11.2%)	4 (14.8%)

AORI = Anderson Orthopaedic Research Institute.