TABLE III.

Postoperative Outcome Following Total Hip Arthroplasty for Metastatic Disease of the Acetabulum

Outcome	Harrington Reconstruction*† (N = 78)	Tantalum Reconstruction* (N = 37)	P Value
Local disease progression	12 (15%)	13 (35%)	0.02
Reoperation
All-cause	21 (27%)	3 (8%)	0.02
For dislocation	6 (8%)	1 (3%)	0.42
For deep infection	2 (3%)	2 (5%)	0.59
For pin migration	3 (4%)	0 (0%)	0.54
Acetabular revision
All-cause	10 (13%)	3 (8%)	0.54
For loosening	5 (6%)	0 (0%)	0.17
For instability	5 (6%)	1 (3%)	0.66
For infection	1 (1%)	2 (5%)	0.24

^*The values are given as the number of patients, with the percentage in parentheses.

^†One patient in the Harrington group underwent revision for combined loosening and instability.