[Retracted] Factors Affecting Transfusion during Percutaneous Nephrolithotomy: A Retrospective Study of 665 Cases

Table 1

Patients’ facts according to transfusion.

Parameters	Transfusion (+)%	Transfusion (-)%	value
	23	642
Age (years)	54.3 (18-73)	54.91(17-80)	0.954^a
<50	30.4 (7)	31.0 (199)
≥50	69.6 (16)	69.0 (443)
Sex			0.379^a
Female	43.5 (10)	34.6 (222)
Male	56.5 (13)	65.4 (420)

^aChi-square test.