Table 3: Intraoperative parameters

	HME (n=49)Mean ±SD	Control (n=50)Mean ±SD	p-value
Duration of anaesthesia (hours)	2.59±0.788	2.85±0.69	0.298
Duration of surgery (hours)	2.56±0.50	2.53±0.64	0.815
Volume of fluid infused (ml)	2997.96±658.44	2720±605.41	0.031*
Volume of blood transfused (ml)	802±247.39	1145.92±858.28	0.008*
*statistically significant