Table 2.

Operative variables - mean (SD)/%.

	Transfusion (N = 31)	No Transfusion (N = 182)	p-value
Anesthesia
General	87.1%	91.2%	0.328
Spinal	12.9%	8.8%
Intraoperative
Mode Systolic	104.2 (10.6)	100.5 (9.9)	0.062
Mode Diastolic	56.3 (9.3)	52.6 (7.8)	0.086
Peak Systolic	147.4 (15.9)	147.2 (21.7)	0.953
Peak Diastolic	83.0 (14.4)	83.9 (10.4)	0.984
EBL (cc)	435.5 (101.8)	379.8 (90.1)	0.002
Fluids Given	1525.8 (525.3)	1447.5 (460.3)	0.392
Surigcal Time (min)	166.3 (32.6)	172.3 (26.5)	0.256

SD = standard deviation; N = number of patients.

EBL = estimated blood loss; cc = cubic centimeters.

min = minute.