Table 2.

Comparison of perioperative and post-operative variables between the 2 groups

Variables	Group 1	Group 2	P value
Mean operative time (minutes), SD	80.64, 6.88	83.48, 5.91	0.124
Mean duration of tourniquet use (minutes), SD	75.72, 6.68	78.48, 5.89	0.128
Mean intraoperative estimation of blood loss (ml), SD	200, 20.41	208, 18.71	0.155
Mean Drop in haematocrit, SD	9.18, 4.06	9.34, 2.57	0.868
Mean drop in haemoglobin in g/dL, SD	2.51, 1.27	2.93, 1.06	0.210
Mean number of PRBCs transfused, SD	0.16, 0.47	0.24, 0.59	0.601
Mean length of hospital stay(days), SD	3.2, 0.76	3.68, 1.62	0.187
LMWH stoppage (number)	2	7	0.065

SD standard deviation, POD post-operative day