Risk Factors for Amputation in the Surgical Treatment of Hemophilic Osteoarthropathy: A 20-Year Single-Center Report

Table 2

Risk factors summarized from amputation patients’ records and their preferences in reported cases.

Risk factor		Amputation patients no.	All patients no.	value	Frequency in reported cases
Hemophilic pseudotumor	Yes	3	21	0.00	48.15% (13/27)
	No	1	180	—	—
Infection	Yes	3	10	0.00	51.85% (14/27)
	No	7	191	—	—
Factor inhibitor	Yes	1	1	N/A	29.63% (8/27)
	No	200	200	—	—

^∗The statistical analysis was not performed for factor inhibitor because there was only one patient included.