Table 1

Demographic information. (PD = Pre-donate of autologous blood, Non-PD = No pre-donation of autologous blood).

Group	N	Mean Age	BMI	Gender (%female)
PD	28	15.6 ± 2.2	23.1 ± 4.2	75
NON-PD	97	14.8 ± 2.2	21.7 ± 5.3	78
p	-	0.081	0.219	-