Table 1.

Patient Characteristics (continuous variables)

Variable	Central Tendency
Age (y)	62.5 ± 9.7
BMI (kg/m2)	30.47 ± 5.36
Pre-op Haemoglobin (g/dL)
Male	13.16 ± 1.43
Female	12.11 ± 1.27
Operative Duration (min)
Unilateral	143 ± 37
Bilateral	254 ± 56
Estimated Blood Loss (ml)	153 ± 124
Post-op Haemoglobin (g/dL)
Male	11.14 ± 1.39
Female	10.17 ± 1.34
Length of Stay (days)	9.00 ± 3