Table 2.

Intraoperative data

	Diltiazem (n = 34)	Control (n = 83)	Difference (95% CI)	p
Duration of surgery (min)	266 (±62)	259 (±110)	7.0 (−25.1 to 39.1)	0.728
Intraoperative fluid administration (mL)	3610 (±1028)	3610 (±1375)	0.1 (−462 to 462.0)	>0.999
Blood loss (mL)	763 (±382)	832 (±514)	−69 (−241 to 103)	0.483
Units of blood transfused	0.41 (±1.08)	0.72 (±1.60)	−0.31 (−0.82 to 0.20)	0.301
Need for a thoracic epidural catheter	31 (91.2)	68 (81.9)	9.3% (−7.1 to 21.4)	0.208

Data are the mean ± standard deviation or number (%)

CI confidence interval